Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960270 | Optical disk producing device and producing method | Yutaka Matsumoto, Masahiko Kotoyori, Koji Yamaguchi, Yoshihiko Naito | 2005-11-01 |
| 6841140 | Method and apparatus for producing hydrogen fluoride | Toshinobu Takeuchi, Yukio Homoto, Norio Ema | 2005-01-11 |