Issued Patents All Time
Showing 76–100 of 121 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097914 | Image bearing member and method of manufacturing the member and image forming apparatus using the member | Takeo Suda, Sadao Takahashi, Takerou Kurenuma, Wataru Ohtani, Itaru Ohtsuka | 2000-08-01 |
| 6085062 | Electrophotographic image forming apparatus | Haruji Mizuishi, Ken Amemiya, Hiroshi Mizusawa, Hiroyuki Ohkaji, Mayumi Ohori +2 more | 2000-07-04 |
| 6055388 | Image forming apparatus and method for obtaining appropriate toner density | Shigeru Watanabe, Haruji Mizuishi, Kenzou Tatsumi, Toshitaka Yamaguchi, Takeo Suda +3 more | 2000-04-25 |
| 6037712 | Organic electroluminescence display device and producing method thereof | Mitsufumi Codama | 2000-03-14 |
| 6021737 | Ion plating apparatus that prevents wasteful consumption of evaporation material | Toshiyuki Sakemi | 2000-02-08 |
| 6006050 | Image forming method and apparatus for controlling amount of supplied toner or agitating time | Shigeru Watanabe, Haruji Mizuishi, Toshitaka Yamaguchi, Kenzou Tatsumi, Hiroshi Yoshinaga +3 more | 1999-12-21 |
| 5984038 | Combination man-powered and motor-driven vehicle | Masakatsu Fujiwara, Tatsuaki Tanaka, Hiroyasu Ishihara, Toshihiro Suhara, Kazuhisa Matsumoto | 1999-11-16 |
| 5920139 | Magnet motor stator | Masakatsu Fujiwara, Tatsuki Tanaka, Toshihiro Suhara, Toshihiro Matsumoto, Hiroaki Sagara +1 more | 1999-07-06 |
| 5915143 | Image forming apparatus and method for automatically adjusting toner density in response to humidity variations | Shigeru Watanabe, Haruji Mizuishi, Hiroshi Yoshinaga, Kenzo Tatsumi, Toshitaka Yamaguchi +3 more | 1999-06-22 |
| 5887224 | Image forming device with improved mixing of circulated developer with replensihed toner | Haruji Mizuishi, Shigeru Watanabe, Kenzo Tatsumi, Toshitaka Yamaguchi, Takeo Suda +3 more | 1999-03-23 |
| 5815767 | Image forming apparatus | Akio Kutsuwada, Takeo Suda, Mitsuru Sato, Toshitaka Yamaguchi, Kenzou Tatsumi | 1998-09-29 |
| 5779360 | Agitation apparatus including vessel having mixing blades and moveable agitator | — | 1998-07-14 |
| 5677597 | Electron flow accelerating method and apparatus which can generate a high-power beam | — | 1997-10-14 |
| 5678125 | Image forming apparatus | Akio Kutsuwada, Takeo Suda, Mitsuru Sato, Toshitaka Yamaguchi, Kenzou Tatsumi | 1997-10-14 |
| 5677012 | Plasma processing method and plasma processing apparatus | Toshiyuki Sakemi | 1997-10-14 |
| 5608499 | Apparatus and method for cleaning rollers in image formers | — | 1997-03-04 |
| 5557172 | Plasma beam generating method and apparatus which can generate a high-power plasma beam | — | 1996-09-17 |
| 5545882 | Paper sheet counting machine | — | 1996-08-13 |
| 5545025 | Cooled pellet making machine | — | 1996-08-13 |
| 5532795 | Method of and system for cleaning roller members | Kenzo Tatsumi, Takeo Suda | 1996-07-02 |
| 5521611 | Driving circuit for a display apparatus | Hisao Okada, Takeshi Takarada | 1996-05-28 |
| 5381238 | Helical scan type playback apparatus for video data recorded on magnetic tape | Yasuomi Namiki, Yoshio Tokuyama | 1995-01-10 |
| 5321483 | Cleaning device for image forming equipment | Masato Yokoyama, Sadao Takahashi | 1994-06-14 |
| 5257105 | Display driving method and apparatus with noise signal processing | Masanobu Okano, Katsuya Mizukata, Makoto Takeda | 1993-10-26 |
| 5240863 | Method of measuring immunoreactant using electrochemiluminescence | Akira Shibue, Shinji Kamiya | 1993-08-31 |