Issued Patents All Time
Showing 501–525 of 620 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5014258 | Disc player having means for preventing disc magazine from being inserted upsidedown | Kaoru Takemasa, Masahiko Kawamura, Sigeo Maruyama, Tokushige Kon | 1991-05-07 |
| 5008823 | Method and apparatus for determining failure of vehicle steering sensing device | — | 1991-04-16 |
| 5004981 | Detector device for simultaneously detecting both the direction and number of rotations of rotating member | Toru Hashimoto, Masato Takabatake, Masashi Chino | 1991-04-02 |
| 5002813 | Substrate with protective film and method of manufacturing optical memory device using the same | Junichiro Nakayama, Kenji Ohta, Hiroyuki Katayama, Yoshiteru Murakami | 1991-03-26 |
| 4993390 | Injector positioning device | Takashi Ono, Hiroyuki Nishizawa | 1991-02-19 |
| 4985885 | Optical memory device | Kenji Ohta, Hiroyuki Katayama, Junji Hirokane, Yoshiteru Murakami | 1991-01-15 |
| 4979116 | Method and device for rear wheel steering system of automotive vehicle | — | 1990-12-18 |
| 4979115 | Method and device for controlling rear-wheel steering of automotive vehicle | — | 1990-12-18 |
| 4971173 | Rear-wheel steering system of a motor vehicle | — | 1990-11-20 |
| 4956243 | Optical memory element | Tomoyuki Miyake, Yoshiteru Murakami, Hiroyuki Katayama, Kenji Ohta | 1990-09-11 |
| 4952639 | Novel hydrogenated petroleum resin and process for preparing the same | Katsumi Minomiya, Koichi Murakami | 1990-08-28 |
| 4938494 | Mounting structure of a rear-wheel steering system for motor vehicles | Yuji Soejima | 1990-07-03 |
| 4932244 | Display device for an engine-equipped machine | Yoichi Yamaguchi, Tetsuzo Fujikawa | 1990-06-12 |
| 4928248 | Light source driving device | Musubu Koishi | 1990-05-22 |
| 4927166 | Rear wheel steering device for automotive vehicles | Yuji Soejima | 1990-05-22 |
| 4925776 | Optical memory element and manufacturing method thereof | Kenji Ohta, Junji Hirokane, Tetsuya Inui, Shohichi Katoh, Toshihisa Deguchi | 1990-05-15 |
| 4917751 | Method of producing double sided optical memory disks | Kenji Ohta, Hiroyuki Katayama, Yoshiteru Murakami, Junji Hirokane | 1990-04-17 |
| 4914359 | Deflecting voltage generating circuit | Akira Takeshima, Musubu Koishi | 1990-04-03 |
| 4913117 | Control apparatus of an internal combustion engine | Toru Hashimoto, Mamoru Sugiura | 1990-04-03 |
| 4872439 | Device for preventing outflow of a fuel vapor from a fuel tank | Hidefumi Sonoda, Eiji Mori, Mitsuo Kawase, Kazuhiro Yoneshige, Hirokazu Komiya +1 more | 1989-10-10 |
| 4869335 | Four-wheel steering system of a motor vehicle | — | 1989-09-26 |
| 4869099 | Device for detecting the amount of the air intaken by an internal combustion engine | Yasuo Tada | 1989-09-26 |
| 4864551 | Multi-disk player system | Nobumitsu Tomita, Shogo Takeuchi | 1989-09-05 |
| RE33027 | Engine idling speed controlling system | Yoshiaki Danno, Kazumasa Iida, Toru Hashimoto, Yasukuki Okamoto, Kenzo Nakao | 1989-08-22 |
| 4858212 | Recording method on magnetooptical disc with laser magnetic field | Yoshiteru Murakami, Michinobu Mieda, Tomoyuki Miyake, Kenji Ohta | 1989-08-15 |