Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613170 | Optical information recording medium and its manufacturing method and apparatus | Eiji Ohno, Hidemi Isomura, Kazuhiro Hayashi, Kazuya Hisada, Kazuo Inoue | 2003-09-02 |
| 6552429 | Power switching semiconductor device with suppressed oscillation | Kiyoshi Arai, Nobuhisa Honda | 2003-04-22 |
| 6514675 | Manufacturing apparatus and method for optical recording medium | Toshiyuki Fujioka, Norihide Higaki, Koji Muraoka, Hiroyuki Fukuno | 2003-02-04 |