Issued Patents All Time
Showing 226–240 of 240 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060191 | Ferroelectric memory | Tatsuo Nagasaki, Masayoshi Omura, Shinichi Imade, Eishi Ikuta, Hiroyuki Yoshimori +1 more | 1991-10-22 |
| 5021276 | Optical data recording medium and manufacturing method thereof | Hisamitsu Kamezaki, Masashi Suenaga, Osamu Saito, Shin-ichiro Iuchi, Hideo Fujiwara +1 more | 1991-06-04 |
| 5007039 | Optical information recording/reproducing apparatus | Akito Sakemoto, Yasunori Kanazawa | 1991-04-09 |
| 4996089 | Optical data recording medium | Osamu Saito, Hisamitsu Kamezaki, Masashi Suenaga, Ryo Nagai, Shinichiro Iuchi +1 more | 1991-02-26 |
| 4987021 | Optical information recording medium | Toshiyuki Kanno | 1991-01-22 |
| 4953152 | Mastering machine for making an on-land recording master disk with two beam alignment servo loops | Masaru Ito, Toshiaki Taii, Yoshito Tsunoda | 1990-08-28 |
| 4942327 | Solid state electronic device | Norio Hosaka, Akitsuna Yuhara, Jun Yamada | 1990-07-17 |
| 4939487 | Surface acoustic wave filter | Akitsuna Yuhara, Jun Yamada, Tetsuya Hirashima | 1990-07-03 |
| 4908294 | Optical information recording medium | Toshiyuki Kanno, Kohei Hamanishi | 1990-03-13 |
| 4814115 | Slide and pin type carburetor | Shogo Hashimoto | 1989-03-21 |
| 4759991 | Magnetic recording medium having a lubricating coating layer | Toshiyuki Kanno, Yasutaro Yasuda, Shiro Kojima, Hiroyuki Kato, Takashi Tsuda +1 more | 1988-07-26 |
| 4729018 | Endoscope apparatus with rotating shutter | Yuuichi Muranaka | 1988-03-01 |
| 4702628 | Roller retaining assembly | — | 1987-10-27 |
| 4634296 | Ball spline bearing | — | 1987-01-06 |
| 4357699 | Capacitance detection type stylus with diamond body and electrode having the same wear resistance properties | Hideaki Takehara, Yoshiyo Wada, Kunio Goto, Kyusaku Suga | 1982-11-02 |