Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032012 | Developing device, image forming unit and color image forming apparatus, both having the developing device | Takeo Hirono, Noriki Ono, Tatsumi Shimanari, Takao Yorifuji, Moriyuki Kouroku +2 more | 2000-02-29 |
| 5970286 | Image forming apparatus and image forming unit with an improved phase adjustment means | Toshihiko Numazu, Noriki Ono, Takao Yorifuji, Moriyuki Kouroku, Yasushi Nakamura | 1999-10-19 |
| 5940794 | Boundary estimation method of speech recognition and speech recognition apparatus | — | 1999-08-17 |
| 5854349 | Cycloolefin copolymer composition | Toshihiro Sagane | 1998-12-29 |
| 5781841 | Toner collector and image forming unit having toner collector bag | Moriyuki Kouroku, Tatsumi Shimanari, Takao Yorifuji, Noriki Ono | 1998-07-14 |
| 5724808 | Air-fuel ratio control system for internal combustion engines | Hiroshi Ito, Tsuyoshi Takizawa, Yoshihisa Hara | 1998-03-10 |
| 5710865 | Method of boundary estimation for voice recognition and voice recognition device | — | 1998-01-20 |
| 5650471 | Process for the production of cycloolefin random copolymer | Toshihiro Sagane | 1997-07-22 |
| 5567776 | Cycloolefin copolymer composition and method for the preperation thereof | Yoichiro Tsuji, Toshihiro Sagane, Toshimasa Takata | 1996-10-22 |
| 5567777 | Cycloolefin copolymer composition and method for the preparation thereof | Yoichiro Tsuji, Toshihiro Sagane, Toshimasa Takata | 1996-10-22 |
| 5559199 | Process for production of ethylene-cyclic olefin copolymer | Toshihiro Sagane, Akinori Toyota | 1996-09-24 |
| 5494969 | Cycloolefin polymer composition | Toshihiro Sagane, Yoichiro Tsuji | 1996-02-27 |
| 5345782 | Flow-type ice manufacturing machine | Kazuhiro Takahashi, Hideyuki Katayanagi | 1994-09-13 |
| 5343700 | Air-fuel ratio control system for internal combustion engines | Sachito Fujimoto, Toshikazu Oketani | 1994-09-06 |
| 5216995 | Evaporative fuel-purging control system and air-fuel ratio control system associated therewith for internal combustion engines | Fumio Hosoda, Sachito Fujimoto, Masashi Uchiyama, Toshikazu Oketani, Kazumi Yamazaki +2 more | 1993-06-08 |
| 5216880 | Catalytic converter heater control system for internal combustion engine | Takuya Aoki, Toshikazu Oketani | 1993-06-08 |
| 5213082 | Fuel injection control system for internal combustion engine | Naoki Hotta | 1993-05-25 |
| 4938199 | Method for controlling the air-fuel ratio in vehicle internal combustion engines | Toshio Sato, Yuji Fujiki, Hiroshi Hasebe | 1990-07-03 |
| 4709334 | Method for controlling the supply of fuel for an internal combustion engine | Yoshio Wazaki, Tetsuya Oono | 1987-11-24 |
| D284864 | Electronic copying machine | Shiro Serikawa | 1986-07-29 |
| 4325348 | Exhaust gas recirculation system for internal combustion engine | Osamu Gotoh, Akinobu Takagi | 1982-04-20 |