Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7605677 | Noise filter having filter components fitted into depressions in a base member | Hisato Oshima, Takaaki Ooi, Yoshimi Tanaka, Koji Yokoo | 2009-10-20 |
| 7382216 | Noise filter mounting structure | Kenichi Saito, Hisato Oshima, Takaaki Ooi, Yoshimi Tanaka | 2008-06-03 |
| 4830877 | Compositions for forming insulating films on electromagnetic steel plates and methods for making the same | Kiichiro Katayama, Yasuharu Meada, Koji Wakabayashi | 1989-05-16 |
| 4632026 | Tray pressing device in a retort sterilizer for cooking foods | Tsutomu Yamamoto, Yoshiaki Tokuda, Tamio Nagai | 1986-12-30 |