Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10128680 | Constant current charging device | — | 2018-11-13 |
| 9553514 | DC-DC converter | Kosuke Takada, Michiyasu Deguchi | 2017-01-24 |
| 9524961 | Semiconductor device | Masayuki Hashitani, Hisashi Hasegawa, Takayuki Takashina | 2016-12-20 |
| 9293990 | Switching regulator and electronic apparatus | Kosuke Takada, Michiyasu Deguchi | 2016-03-22 |
| 7800433 | Power supply switching circuit | Kiyoshi Yoshikawa, Fumiyasu Utsunomiya, Toshiyuki Tsuzaki, Osamu Uehara, Hiroki Wake +1 more | 2010-09-21 |
| 7577931 | Semiconductor device and method of manufacturing the same | Yutaka Sato | 2009-08-18 |
| 7436239 | Electronic device including charge pump circuit | Fumiyasu Utsunomiya | 2008-10-14 |