Issued Patents All Time
Showing 376–400 of 405 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946661 | Process for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Hisao Yamashita, Tomoichi Kamo, Shinpei Matsuda +2 more | 1990-08-07 |
| 4938194 | Method of determining deterioration of oxygen concentration sensor | Toru Yano | 1990-07-03 |
| 4926827 | Output correction method for exhaust gas ingredient-concentration sensors | Toru Yano | 1990-05-22 |
| 4925825 | Catalyst for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Hisao Yamashita, Tomoichi Kamo | 1990-05-15 |
| 4915813 | Oxygen concentration detecting device | Toyohei Nakajima, Toshiyuki Mieno, Yasuhiro Toyoda, Haruo Horiuchi, Toru Yano | 1990-04-10 |
| 4906176 | High temperature stable catalyst, process for preparing same, and process for conducting chemical reaction using same | Hisao Yamashita, Shigeo Uno, Mamoru Mizumoto, Shinpei Matsuda | 1990-03-06 |
| 4865827 | Process for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Hisao Yamashita, Tomoichi Kamo, Shinpei Matsuda +2 more | 1989-09-12 |
| 4822384 | Oxygen enriching apparatus with means for regulating oxygen concentration of oxygen enriched gas | Terukuni Ikuta, Masamichi TAMADA | 1989-04-18 |
| 4795859 | Control device for electric train | Junichiro Yamada | 1989-01-03 |
| 4793797 | Method of catalytic combustion using heat-resistant catalyst | Hisao Yamashita, Hiroshi Kawagoshi, Noriko Watanabe, Shinpei Matsuda | 1988-12-27 |
| 4738946 | High temperature stable catalyst and process for preparing same | Hisao Yamashita, Shigeo Uno, Mamoru Mizumoto, Shinpei Matsuda | 1988-04-19 |
| 4703733 | Ignition timing control method for internal combustion engines | Yohji Fukutomi, Hidekazu Kano | 1987-11-03 |
| 4702211 | Ignition timing control method for internal combustion engines | Hisashi Igarashi, Tadashi Umeda | 1987-10-27 |
| 4700679 | Intake air quantity control method for internal combustion engines | Yutaka Otobe, Fumio Hosoda, Akinobu Takagi | 1987-10-20 |
| 4700675 | Method of controlling fuel supply for internal combustion engine at idle | Yutaka Otobe, Masataka Chikamatsu | 1987-10-20 |
| 4696272 | Ignition timing control method for internal combustion engines at idle | Yutaka Otobe, Shigehiro Kimura | 1987-09-29 |
| 4643587 | Temperature data producing apparatus for high temperature moving objects | Eiichi Makabe, Naoki Harada, Kiyotaka Imai, Yoshiro Hosoda | 1987-02-17 |
| 4642711 | Video tape recorder including vertical recording heads | Yutaka Yunoki, Kenji Kimura, Tatsuo Imamura | 1987-02-10 |
| 4578112 | Catalytic reaction process | Toshikatsu Mori, Seizi Takeuchi, Shimpei Matsuda, Teruo Kumagi, Hisao Yamashita +1 more | 1986-03-25 |
| 4571412 | Aqueous adhesive compositions | Hisatsugu Minamida, Isamu Sawayama, Ken Tanaka | 1986-02-18 |
| 4537873 | Catalyst for catalytic combustion | Tomoichi Kamo, Shigeo Uno, Hiroshi Kawagoshi, Hisao Yamashita, Shinpei Matsuda | 1985-08-27 |
| 4393294 | Electron beam working apparatus for cylindrical members | Michitsune Shima, Seiichi Iida, Shiso Kihara, Masaharu Minami, Toshikazu Shimoyama +1 more | 1983-07-12 |
| 4364988 | Magnetic recording medium | Haruo Andoh, Susumu Kitaoka, Toshinobu Sueyoshi, Hikaru Ishida | 1982-12-21 |
| 4351811 | Process for reducing an eliminating nitrogen oxides in an exhaust gas | Shinpei Matsuda, Shigeo Uno, Youichi Sakuta, Fumito Nakajima | 1982-09-28 |
| 4350670 | Process for treating flue gas | Shimpei Matsuda, Toshikatsu Mori, Teruo Kumagai, Yukio Hishinuma, Hidetoshi Akimoto +1 more | 1982-09-21 |