Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977359 | Method and device for vacuum treatment | — | 2005-12-20 |
| 6950596 | Variable optical attenuator | Akira Yahagi, Tatsumi Ide, Michikazu Kondo | 2005-09-27 |
| 6856211 | Coaxial type impedance matching device | Fumio Yamada, Toshiaki Kitamura, Hiroyuki Kobayashi, Koichi Rokuyama, Akihiro Kubota +2 more | 2005-02-15 |