Mechanical Engineers

Rudolf Diesel was a German mechanical engineer and inventor best remembered for inventing the Diesel engine. After Diesel's demise, his engine became an important substitution for the steam piston engine. The engine became widespread in applications, such as agricultural machines, submarines, ships, and trucks. His life inspired the 1942 biographical film Diesel, in which he was played by Willy Birgel.

George Stephenson was a British mechanical and civil engineer. Stephenson is credited with pioneering rail transport which is widely regarded as one of the most prominent inventions of the 19th century. Regarded as the Father of Railways, George Stephenson is also credited with developing the standard rail gauge which is used by several railways around the world.

American inventor, mechanical engineer and an accomplished tennis and golf player, Frederick Winslow Taylor, regarded as the father of scientific management, sought to improve industrial efficiency. His approach on scientific management, referred to as Taylorism, has significantly influenced development of industrial engineering and production management. His monograph, The Principles of Scientific Management, laid out his views on principles of scientific management.

Best known for inventing an automatic refrigeration system used in long-haul trucks, Frederick McKinley Jones was orphaned at age 7. He quit school as a child and took up menial jobs. After briefly serving the army, he focused on inventing machine parts and ended up with over 60 patents.

Granville Woods was 10 when he began working at a machine shop, while continuing his studies at a night school. He grew up to become a steam locomotive engineer and earned the nickname the Black Edison for his countless inventions, most of which were related to electrical systems for railways.

Bill Nye is an American mechanical engineer, television presenter, and science communicator. He is known for hosting the live-action science program Bill Nye the Science Guy. He is credited with inventing a hydraulic resonance suppressor tube, which is used on the Boeing 747 airplanes. He also helped develop MarsDial, a sundial that became part of the Mars Exploration Rover missions.

Best known for creating the Gantt Chart, a management tool used for scheduling tasks, mechanical engineer Henry Gantt had been a disciple and colleague of Frederick W. Taylor. He also prepared ground for the Human Relations School of management and spoke about the social responsibility of business.

Wilhelm Rontgen was a German physicist and mechanical engineer. He is best remembered for producing and detecting X-rays for which he was honored with the first Nobel Prize in Physics in 1901. His discovery of X-rays remains one of the greatest achievements in the field of medical science.

A miller’s son, Roger Boisjoly excelled in tennis while in school and eventually grew up to become a mechanical engineer and an aerodynamicist. As part of the Morton Thiokol team that designed the Space Shuttle Challenger, he correctly predicted that its faulty design could cause an explosion, but was ignored.

Franklin Chang Díaz is a Costa Rican American physicist, mechanical engineer, and former NASA astronaut. He is credited with founding the Ad Astra Rocket Company where he currently serves as the CEO. On May 5, 2012, Franklin Chang Díaz was inducted into the NASA Astronaut Hall of Fame.

Inventor, engineer and futurist, Nikola Tesla, is best remembered for his contribution to the development of the modern alternating current (AC) electricity supply system. A prolific inventor, he had around 300 patents for his inventions. Even though he earned a considerable amount of money, he had poor money management skills and died a poor man.

Thomas Midgley Jr. was an American chemical and mechanical engineer. Midgley played a key role in the development of leaded gasoline and chlorofluorocarbons (CFCs), which were later banned due to their negative impact on the environment and human health. Thomas Midgley Jr. was granted over 100 patents during his lifetime.

Eugene Stoner is largely remembered for developing the ArmaLite AR-15 rifle, which was a forerunner of the M16 rifle used by the American military. Though he didn’t have any formal education beyond high school, Stoner, like his Russian counterpart, Mikhail T. Kalashnikov, revolutionized the arms industry with his inventions.

American television personality Michael Teutul started working at his family company Orange County Iron Works at age 14. He worked as assistant general manager of Orange County Choppers, founded by his father Paul Teutul Sr., but was eventually forced out. Michael is known for his features in TV shows like American Chopper and American Chopper: Senior vs. Junior.   

NASA astronaut Bob Behnken has also served as a colonel in the U.S. Air Force. He was the mission specialist on both the STS-123 and STS-130 space flights. The Air Force Achievement Medal winner is married to astronaut K. Megan McArthur. He also holds a radio license.

French mathematician and physicist Gaspard-Gustave de Coriolis proposed what is now known as Coriolis force. While teaching at the École Polytechnique, Paris, he extended the scope of kinetic energy. His On the Calculation of Mechanical Action remains his most significant book. His name remains inscribed on the Eiffel Tower.

French-British engineer Marc Isambard Brunel is best known for constructing the Thames Tunnel and had been the chief engineer of New York City. He had also spent time in a debtor’s prison for his association with loss-making projects. He was the father of renowned engineer Isambard Kingdom Brunel.

Nigel Gresley designed some of Britain’s most famous steam locomotive engines. He also invented the Gresley conjugated valve gear, which smoothened the running of engines. His A4 Mallard was the world’s fastest steam locomotive. He later won honors such as the CBE and was also knighted.

Swedish scientist and engineer Gustaf de Laval is remembered for his pioneering contribution to the development of high-speed turbines and the de Laval nozzle. He also made milk-cream separators and milking machines. Apart from being a member of the Royal Swedish Academy of Sciences, he was also named to the Swedish parliament.

Copley Medal-winning engineer Charles Algernon Parsons revolutionized marine transport with his invention of a multi-stage steam turbine. His other inventions include a mechanical reducing gear. Apart from being named a Fellow of the Royal Society, he was also knighted and awarded an Order of Merit for his contributions.

Known as "the father of stealth," Ben Rich made a significant contribution to the development of the F-117 Nighthawk stealth fighter-bomber. Throughout his stint at Lockheed’s Skunk Works, he helped develop numerous military planes. The UCLA alumnus later received the Distinguished Service Cross for his work.

Mechanical engineer Joseph Whitworth is best remembered for devising the British Standard Whitworth system for screw threads. He contributed a lot to the development of Owens College, introduced a scholarship, and left most of his fortunes to the people of Manchester. He was also made a baronet of the U.K.

The pioneer of soil mechanics, Karl Terzaghi was the son of an army lieutenant-colonel and studied in a military boarding school, where he developed his passion for geography. He eventually graduated as a mechanical engineer. He later also taught at MIT and penned iconic works such as Erdbaumechanik.

While he initially apprenticed under a lock maker, he later joined the factory of Sir Marc Isambard Brunel, where he invented scores of machines, the most notable of them being the metal lathe. He also developed plane surfaces to aid his workmen at his factory. He was married to inventor Joseph Bramah's housemaid.

Known as the Father of Robotics, Joseph Engelberger went down in history as the developer of the first industrial robot in the U.S., the Unimate, which was installed in a GM plant. His book Robotics in Practice is classic in the field of robotics and has been translated in multiple languages.

Mechanical and aeronautical engineer Gerald Carr is best remembered for commanding the Skylab 4 mission, which proved that it was possible for humans to live in space for a long period of time. He and his crew also studied Comet Kohoutek. He later formed a company that assisted in space station designing.

Known as the father of the refrigerator, American inventor, mechanical engineer and physicist Jacob Perkins made several useful mechanical inventions. He created improved nail machines and some of the best steel plates for engraving, invented a bathometer, became the first person in Britain to use a uniflow steam engine, and most notably built the world’s first working vapor-compression refrigeration system.

Greek-origin Russian cosmonaut Fyodor Yurchikhin is a trained mechanical engineer who initially worked for Energia. He has been on 5 spaceflights and has been named a Hero of the Russian Federation. He and 4 other Russian cosmonauts raised the Russian flag at the 2014 Sochi Winter Olympics opening ceremony.

Nils Bohlin was a Swedish inventor and mechanical engineer remembered for inventing the three-point safety belt in vehicles. The safety belt is considered one of the most important inventions in the history of automobiles. In 1974, he was honored with the Ralph Isbrandt Automotive Safety Engineering Award. In 1999, Bohlin was made an inductee of the Automotive Hall of Fame.   

Recipient of the ASME Medal, Belizean-born American mechanical engineer Max Faget, considered an engineering genius, began research for human spaceflight during his time at the NACA. He was the principal designer of the Mercury spacecraft and also worked on the Gemini and Apollo vehicles and the Space Shuttle and retired from NASA as chief of engineering and operations.  

Elmer Ambrose Sperry is best remembered for inventing gyroscopic compasses and stabilizers, which revolutionized navigation technology back in his time. His products had been of great use to the U.S. Navy. His illustrious career had witnessed him gain over 400 patents through his eight manufacturing companies.

While she initially studied engineering, Claire Barratt later gained fame as an industrial archaeologist. She has a degree in conservation of industrial heritage. She also has a parallel career as a TV presenter and has been part of shows such as Salvage Squad and Britain's Secret Treasures.

Born to a IISc professor father, Kumar Bhattacharyya, or Baron Bhattacharyya, began his career as an apprentice at Lucas Industries. Equipped with a PhD in engineering production, he later established the Warwick Manufacturing Group. An advocate of industrial strategy to bring in investments into the UK, he was also knighted.

Aeronautical engineer Frank Piasecki was the first American to get a helicopter pilot’s license. Remembered as the pioneer of the tandem rotor design of helicopters, also known as the Flying Banana model. The National Medal of Technology winner had also designed the first helicopter for the American navy.

Ayodele Awojobi was a Nigerian academic, inventor, author, activist, and social crusader. Regarded as a scholarly genius by his peers and teachers alike, Awojobi became the first African to earn a degree of Doctor of Science at the Imperial College London. His research papers in the field of vibration are often referred to and studied by researchers around the world.

Gustaf Dalén was an industrialist, engineer, and inventor. The AGA cooker and the Dalén light are among his most prominent inventions. He was a long-term CEO of the AGA company. He received over 100 patents during his lifetime. He received the Nobel Prize in Physics in 1912 for his invention of a special kind of automatic regulator.

The CEO of Phantom Space Corporation, Jim Cantrell made headlines when he was hired as a consultant by Elon Musk for working on SpaceX. A qualified mechanical engineer, Cantrell specializes in space transportation technology. He is also an avid racer and had once launched a start-up for restoring vintage race cars.

Recognized as the pioneer of the social credit economic reform movement, Major Clifford Hugh Douglas was an engineer by professional. His interest turned to economics when he noticed that the weekly total costs of goods was greater than the sums paid to workers, leading to his development of the social credit theory, which encompasses economics, political science, history, and accounting.