Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6151057 | Optically controlled image forming apparatus and method | Kouzou Yamazaki | 2000-11-21 |
| 5615872 | Detachable duplex copying unit for an image forming apparatus | — | 1997-04-01 |
| 5089855 | Image forming apparatus which forms image by electrophotography | — | 1992-02-18 |
| 4987446 | Process unit cartridge for an electrophotographic apparatus | Kenya Komada, Masahiro Tomita, Rikio Kasahara | 1991-01-22 |
| 4875063 | Electrostatic recording apparatus | Hiroyuki Idenawa, Hajime Kanda, Nobuhiro Makita, Yoshiaki Tanaka, Takahiro Yagisita +12 more | 1989-10-17 |
| 4757344 | Imaging apparatus with detachable cartridges | Hiroyuki Idenawa | 1988-07-12 |
| 4753543 | Electrostatic printing apparatus with heated adjustable pressure toner fixing rolls | Hiroyuki Idenawa, Nobuhiro Makita, Yoshiaki Tanaka, Masayoshi Miyamoto, Hajime Kanda | 1988-06-28 |
| 4703334 | Optical recording head and belt positioning apparatus | Kazuyuki Shimada, Junichi Hirasawa | 1987-10-27 |
| 4605299 | Image forming apparatus with sized processing kits | — | 1986-08-12 |
| 4535982 | Sheet feeding cassette latching system | — | 1985-08-20 |