Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700846 | Information recording and reproducing apparatus and disk discrimination method thereof | Yuji Hirai, Hiroyuki Hayashi, Gohshi Jin, Kazuhiro Oda, Naomi Nomura +1 more | 2004-03-02 |
| 6510115 | Information recording and reproducing apparatus and disk discrimination method thereof | Yuji Hirai, Hiroyuki Hayashi, Gohshi Jin, Kazuhiro Oda, Naomi Nomura +1 more | 2003-01-21 |
| 5963517 | Disk reproducing speed control method and a disk reproducing apparatus using the same | Harushige Nakagaki, Kazuhiro Oda, Ryuichi Koike, Hideo Suenaga | 1999-10-05 |
| 4631458 | Current control type circuit for brushless motor | — | 1986-12-23 |
| 4482992 | Skip/arm servo system for a video disc player | Keizo Shimizu, Katunobu Takeda, Masao Oguri, Junichi Ikoma | 1984-11-13 |
| 4400807 | Stylus position detecting apparatus | Junichi Ikoma, Masao Oguri, Yoshio Miura, Keizo Shimizu | 1983-08-23 |