Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297128 | Optical information recording/reproducing apparatus including means for varying intensity of a preheating light beam | Susumu Matsumura, Hiroaki Hoshi, Masakuni Yamamoto, Hideki Morishima | 1994-03-22 |
| 4982393 | Information recording and/or reproducing apparatus provided with means for detecting abnormality of tracking servo | Machiko Matsushita, Shigeto Kanda | 1991-01-01 |
| D313209 | Vehicle tire | Masaaki Minamitani | 1990-12-25 |