Article Detail Who invented Neutron ? Answer: JAMES CHADWICK in 1932 Similar Questions : 1. Who invented Air Conditioning ? Answer: Willis Carrier in 1902 2. Who invented watch ? Answer: Peter Henlein invented the first portable time piece in 1504 3. Who invented Vitamin B1 ? Answer: Casimir Funk discovered in 1912 4. Who invented Aeroplane Answer: Orville & Wilbur Wright in 1903 5. Who invented Super Computer ? Answer: Seymour Cray 6. Who invented Stainless Steel ? Answer: Harry Brearley of Britain in 1913. 7. Who invented Chemotherapy ? Answer: Paracelsus of Switzerland Read more from - Important Inventions