1. Who invented "Gyroscope"?
Jean Bernard Leon Foucault
2. Who invented "Heart Transplant Surgery"?
Christian Barnard
3. Who invented "Helicopter"?
Igor Sikorsky
4. Who invented "Helium"?
Sir William Ramsay, P.T.Cleve and N.Langlet
5. Who invented "Hepatitis A and Hepatitis B"?
Maurice Hillman
6. Who invented "Heredity"?
Gregor Mendel
7. Who invented "HIV Virus"?
Luc Montagnia and Rober Gallo
8. Who invented "Hot air balloon"?
Jacques and Joseph Montgolfier
9. Who invented "Hovercraft"?
Christopher Cockerell
10. Who invented "Human Heart Transplant"?
Christiaan Neethling Barnard
11. Who invented "Hydraulic Press"?
Joseph Bramah
12. Who invented "Hydrogen Bomb"?
Edward Teller
13. Who invented "Hygrometer"?
J.F. Daniell
14. Who invented "Hypodermic Syringe"?
Alexander Wood
15. Who invented "Influenza"?
Thomas Francis Jr.
16. Who invented "Insulin"?
Sir Frederick Grant Banting
17. Who invented "Internet (Initially "Arpanet")"?
Leonard Kleinrock
18. Who invented "Jet Engine"?
Sir Frank Whittle
19. Who invented "Kitchen Blender"?
Stephen Poplawski
20. Who invented "Kodak Camera"?
George Eastman