HF

Haruo Fujii

Canon: 3 patents #264 of 2,200Top 15%
Overall (1997): #16,025 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5678130 Developing apparatus including a control function for applied periodic developing bias field Naoki Enomoto, Hiroshi Sasame, Motoi Katoh, Tatsuya Kobayashi, Masao Nakano +5 more 1997-10-14
5666588 Image forming apparatus for performing image density control Akihiko Uchiyama, Hiroshi Sasame, Tatsuya Kobayashi, Tetsuya Kobayashi, Naoki Enomoto +3 more 1997-09-09
5666597 Image forming apparatus with delayed discharge by discharge means Hiroshi Sasame, Tatsuhiko Hayakawa, Tatsuya Kobayashi, Tetsuya Kobayashi, Naoki Enomoto +3 more 1997-09-09