Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456578 | Optical disk apparatus | Yutaka Kashihara | 2002-09-24 |
| 6418098 | Optical head apparatus for reproducing information from an optical recording medium | Yuichiro Yamamoto, Masahiko Tanaka | 2002-07-09 |
| 6357255 | Regenerator for use in ammonia absorption refrigerator | Hisashi Onishi, Yukio Hiranaka, Noboru Tsubakihara, Tetsuro Furukawa, Masaharu Furutera +3 more | 2002-03-19 |