A Computer Scientist and Inventor, Pranav Mistry is best known for developing SixthSense, a gesture-based wearable computer system. Earlier, he had introduced a smartwatch called Samsung Galaxy Gear and a 3D-capturing 360-degree camera called Project Beyond; his other inventions being Mouseless, Quickies, Blinkbot etc.
Ardeshir Godrej was an Indian businessman best remembered for co-founding the precursor of the popular Godrej Group, Godrej Brothers Company. Godrej is credited with changing the face of lock-making in India. He patented many of his inventions, including a Gordian Lock and the world's first springless lock.
P. K. Sethi was an Indian orthopedic surgeon best remembered for co-inventing a flexible and inexpensive artificial limb called the Jaipur foot in 1969 alongside Ram Chandra Sharma. The artificial limb, which was popularized by Indian dancer Sudha Chandran, became immensely popular in India. The Guinness Book of World Records recognized Sethi for his work that has helped several people.
Though wheelchair-bound and suffering from a type of muscular dystrophy, Hridayeshwar Singh Bhati became the youngest Indian to hold a patent when he co-discovered a six-player chess variant with his father. He was highly inspired by British physicist Stephen Hawking. Unfortunately, he died of a cardiac arrest at age 18.