Issued Patents All Time
Showing 526–550 of 620 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853351 | Silica shaped bodies and process for preparing same | Kazuo Shibahara, Katsuhiro Morimoto, Hiromasa Samma, Kazuhiko Kubo | 1989-08-01 |
| 4848301 | Fuel feed quantity control system for internal combustion engine | Toru Hashimoto, Mamoru Sugiura, Hiroshi Takamatsu, Takeshi Jinbo, Yasuhiko Saito +1 more | 1989-07-18 |
| 4841499 | Multi-disc player | Testuro Kamimura, Masahiko Kawamura, Kiyoshi Morikawa, Sei Onishi | 1989-06-20 |
| 4839251 | Photo-mask for use in manufacturing an optical memory disc, a method for making the photo-mask and a method for manufacturing the optical memory disc | Kenji Ohta, Tetsuya Inui, Junji Hirokane, Hiroyuki Katayama | 1989-06-13 |
| 4834054 | Method of detecting a fault of an exhaust gas recirculation system | Toru Hashimoto, Takeshi Imaizumi, Susumu Saito, Hiroshi Tanaka, Takeshi Jimbo | 1989-05-30 |
| 4818648 | Optical memory element | Kenji Ohta, Tetsuya Inui, Hiroyuki Katayama, Junji Hirokane, Yoshiteru Murakami | 1989-04-04 |
| 4810640 | Method of quantitative assay for 1,5-anhydroglucitol | Tsuneo Nakamura, Hiroshi Akanuma, Akinori Naito, Masahiko Yabuuchi, Shigeru Tajima +2 more | 1989-03-07 |
| 4809031 | Photometer for use in a camera | Touru Sakaguchi, Akira Ueno | 1989-02-28 |
| 4798082 | Control-display device for an engine-equiped apparatus | Tetsuzo Fujikawa, Yoichi Yamaguchi | 1989-01-17 |
| 4792474 | Optical memory element | Yoshiteru Murakami, Yoshikazu Fujii, Hiroyuki Katayama, Kenji Ohta | 1988-12-20 |
| 4788242 | Polyvinyl alcohol-based reversibly hydrated gel, highly water-absorptive resin and method for the preparation thereof | Tadaya Kato | 1988-11-29 |
| 4787645 | System for steering rear wheels of a motor vehicle | Shingo Ohbayashi, Fusami Oyama, Takeo Inoue | 1988-11-29 |
| 4786559 | Magnetooptical storage element | Yoshiteru Murakami, Hiroyuki Katayama, Tomoyuki Miyake, Kenji Ohta, Michinobu Mieda | 1988-11-22 |
| 4781887 | Production of steels containing low melting point metals | — | 1988-11-01 |
| 4779693 | Rear wheel steering apparatus for an automobile | Toshihiro Konno, Mitsuharu Morishita | 1988-10-25 |
| 4778747 | Method of manufacturing optical memory element | Kenji Ohta, Tetsuya Inui, Junji Hirokane, Toshihisa Deguchi | 1988-10-18 |
| 4764441 | Photo-mask for production of substrate for optical memory element | Kenji Ohta, Junji Hirokane, Tetsuya Inui, Hiroyuki Katayama | 1988-08-16 |
| 4763149 | Camera status display device | — | 1988-08-09 |
| 4754355 | Optical head | Toshihisa Deguchi, Yoshiteru Murakami, Michinobu Mieda, Kazuo Van, Kenji Ohta | 1988-06-28 |
| 4740947 | Dual surface optical memory disc | Kenji Ohta, Hiroyuki Katayama, Junji Hirogane, Yoshiteru Murakami | 1988-04-26 |
| 4737945 | Multi-disk player | Youichi Yamazaki, Kimihiro Yoshitake, Shogo Takeuchi, Nobumitsu Tomita | 1988-04-12 |
| 4737806 | Apparatus for flash photographing | Toru Sakaguchi, Akira Ueno | 1988-04-12 |
| 4734726 | Apparatus for moving a lens | Saburo Sasaki, Koichi Nishi, Shinichiro Koshiishi | 1988-03-29 |
| 4732407 | Suspension system for a motor vehicle | Fusami Oyama, Shingo Ohbayashi, Hiroshi Mori, Takeo Inoue | 1988-03-22 |
| 4728976 | System for controlling film transport for camera | Shinichiro Koshiishi | 1988-03-01 |