Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9378906 | Electromagnetic contactor manufacturing method | Kouichi Okamoto, Taku Ogawa, Yuichi Yamamoto, Kouetsu Takaya | 2016-06-28 |
| 8952772 | Electromagnetic contactor and electromagnetic contactor gas encapsulating method | Kouichi Okamoto, Taku Ogawa, Yuichi Yamamoto, Kouetsu Takaya | 2015-02-10 |
| 8803642 | Electromagnetic contactor and electromagnetic contactor gas encapsulating method | Kouichi Okamoto, Taku Ogawa, Yuichi Yamamoto, Kouetsu Takaya | 2014-08-12 |
| 8196300 | Manufacturing method of electric contact and manufacturing equipment of electric contact | Shinji Tada, Mamoru Akimoto, Yuuichi Yamamoto, Toshiya Shibayanagi | 2012-06-12 |
| 6731412 | Image forming device | — | 2004-05-04 |
| 5748061 | Electromagnetic relay | Kazuhiro Tsutsui | 1998-05-05 |
| 4734550 | Laser processing method | Noriaki Matsumoto | 1988-03-29 |
| 4523711 | Method for bonding silver-based contact | Kazuo Kondo, Shigemasa Saito, Mamoru Akimoto, Mitsuo Sunaga | 1985-06-18 |