Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585902 | Toner cartridge, process cartridge and electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Kazuyoshi Odagawa, Hiroo Kobayashi | 1996-12-17 |
| 5581325 | Process cartridge having an electroconductive grounding member and an image forming apparatus using such a process cartridge | Tadayuki Tsuda, Isao Ikemoto | 1996-12-03 |
| 5550617 | Process cartridge and image forming apparatus | Kazuyoshi Odagawa | 1996-08-27 |
| 5543898 | Process cartridge, method for assembling process cartridge and image forming apparatus | Kazuo Shishido, Isao Ikemoto, Masahiko Yashiro, Toshiyuki Karakama, Atsushi Numagami | 1996-08-06 |
| 5525775 | Heating apparatus using endless film | Takeshi Setoriyama, Akira Kuroda | 1996-06-11 |
| 5510878 | Process cartridge and image forming system | Shinya Noda, Kazumi Sekine, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe +2 more | 1996-04-23 |
| 5500714 | Process cartridge, method for assembling process cartridge and image forming appararatus | Masahiko Yashiro, Isao Ikemoto, Koji Miura, Toshiyuki Karakama, Atsushi Numagami | 1996-03-19 |
| 5485249 | Process cartridge frame, process cartridge and image forming apparatus | Akira Higeta, Kazuyoshi Odagawa | 1996-01-16 |
| 5463446 | Rotary member a process cartridge and an assembling method for rolling members | Kazushi Watanabe, Isao Ikemoto, Shigeo Miyabe, Shinya Noda | 1995-10-31 |
| 5404198 | Process cartridge and image forming apparatus | Shinya Noda, Kazumi Sekine, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe +2 more | 1995-04-04 |
| 5345294 | Process cartridge and image forming apparatus using same | Yoshiya Nomura, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe, Kazuhiko Ishiwata +2 more | 1994-09-06 |
| 5294960 | Detachable two-frame process cartridge for an image forming apparatus | Yoshiya Nomura, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe, Hiroyuki Shirai +1 more | 1994-03-15 |
| 5272505 | Charging device, process unit having same and image forming apparatus using process unit | Kazuo Shishido, Yasushi Sato, Hiroaki Miyake, Yoshiya Nomura | 1993-12-21 |
| 5223893 | Process cartridge detachably mountable to image forming apparatus | Isao Ikemoto, Kazushi Watanabe, Tadayuki Tsuda | 1993-06-29 |
| 5208634 | Process cartridge detachably mountable to image forming apparatus featuring an injectable sealing member | Isao Ikemoto, Tadayuki Tsuda, Kazushi Watanabe, Kazuhiko Ishiwata, Kazuo Shishido +4 more | 1993-05-04 |
| 5151734 | Process cartridge detachably mountable to image forming apparatus featuring a peripherally supported image bearing drum | Tadayuki Tsuda, Kazushi Watanabe, Isao Ikemoto | 1992-09-29 |
| 5134441 | Developing device and process cartridge including the device | Tsunetoshi Nagata, Kazushi Kitajima | 1992-07-28 |
| 5126800 | Process cartridge and image forming apparatus usable with same featuring selectively engageable drive mechanism | Kazuo Shishido, Tadayuki Tsuda, Makoto Tanaka, Takashi Hibi | 1992-06-30 |
| 4896190 | Image forming apparatus with battery | Haruo Uchida, Kazumi Umezawa | 1990-01-23 |
| 4862215 | Image forming apparatus | Akihiro Nomura, Kiyokazu Namekata, Mitsuru Kurata, Takuji Niizawa, Tokihide Ebata | 1989-08-29 |
| 4783722 | Interboard connection terminal and method of manufacturing the same | Takaaki Osaki, Norio Matsui, Yutaka Egawa | 1988-11-08 |
| 4717139 | Sheet feeding apparatus | Sumitoshi Sootome, Mototada Toriumi, Sohei Tanaka | 1988-01-05 |
| 4716530 | System for automatically controlling movement of unmanned vehicle and method therefor | Hiroshi Ogawa, Yasuyuki Miyazaki, Susumu Yoshida | 1987-12-29 |
| 4708455 | Image forming apparatus and a process unit for use in the same | Atsushi Kubota, Shinnosuke Taniishi, Akiyoshi Kimura, Michiro Koike | 1987-11-24 |
| 4297874 | Apparatus for measuring a percentage of moisture and weighing of a sheet-like object | — | 1981-11-03 |