SK

Shoji Kuroishi

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,683,626 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE31371 Developing system Tsuguo Kimura, Masami Emoto, Shiro Yamamoto 1983-09-06
4256401 Image density adjustment method and apparatus Itaru Fujimura, Hitoshi Nakamura, Nachio Seko, Toshiyuki Ogawa 1981-03-17
RE30535 Developing device in electrophotographic copying apparatus Manabu Mochizuki 1981-03-03