Jaipur foot was invented by

P.K. Sethi. Pramod Karan Sethi (28 November 1927-6 January 2008) was an Indian ohopedic surgeon. With Ram Chandra Sharma, he co-invented the "Jaipur foot", an inexpensive and flexible aificial limb, 1969.(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 466)