HT

Hitoshi Tohma

Canon: 2 patents #12,681 of 19,416Top 70%
Overall (All Time): #2,333,763 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4877701 Photosensitive member for electrophotography Masaaki Hiro, Tomohiro Kimura, Hisami Tanaka, Noboru Kashimura, Shigemori Tanaka +1 more 1989-10-31
4465362 Cleaning device Tomohiro Kimura, Hiroshi Ito 1984-08-14