1. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

2. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

3. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

4. Who invented Java Language ?

Answer:

James Gosling

5. Who invented Computer ?

Answer:

Charles Babbage

6. Who invented Helicopter ?

Answer:

Igor Sikorsky

7. Who invented paper ?

Answer:

Cai Lun