Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8411438 | Heat sink for power module | Hidehito Kubo, Masahiko Kimbara, Keiji Toh, Eiji Kono, Katsufumi Tanaka +4 more | 2013-04-02 |
| 8387685 | Heat sink for power module | Masahiko Kimbara, Keiji Toh, Hidehito Kubo, Katsufumi Tanaka, Eiji Kono +4 more | 2013-03-05 |
| 8198539 | Heat radiator and power module | Eiji Kono, Keiji Toh, Katsufumi Tanaka, Yuichi Furukawa, Shinobu Yamauchi +3 more | 2012-06-12 |
| 7923833 | Semiconductor module | Yuichi Furukawa, Shinobu Yamauchi, Nobuhiro Wakabayashi, Shintaro Nakagawa, Keiji Toh +2 more | 2011-04-12 |
| 7358463 | Switching power supply and method for stopping supply of electricity when electricity of switching power supply exceeds rated electricity | Takafumi Mizuno | 2008-04-15 |
| 7276954 | Driver for switching device | Sadanori Suzuki | 2007-10-02 |
| 6166932 | DC-to-AC converter with over-current protection | — | 2000-12-26 |