Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605179 | Method and apparatus for bonding optical disk substrate | Koji Matsunaga, Keinosuke Kanashima | 2003-08-12 |
| 6514675 | Manufacturing apparatus and method for optical recording medium | Toshiyuki Fujioka, Hideo Matsumoto, Koji Muraoka, Hiroyuki Fukuno | 2003-02-04 |
| 6231705 | Method for laminating boards | Keinosuke Kanashima, Toshiyuki Fujioka, Susumu Nojiri, Hiroyuki Fukuno, Osamu Hirota | 2001-05-15 |
| 6231706 | Method and apparatus for manufacturing optical disk | Keinosuke Kanashima, Katsuhiro Kida, Hideki Tsutsumi | 2001-05-15 |
| 4972917 | Carriage conveying equipment | Yoshihiro Matsumoto, Yasutaka Nakajima, Haruo Tanioku, Kouichi Fujikawa, Nobuo Mino | 1990-11-27 |
| 4778024 | Automatic guided vehicle | Yoshihiro Matsumoto, Nobuo Mino, Kouichi Fujikawa | 1988-10-18 |