Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230462 | Pulse control device | Hiroto Oshita, Tetsuo Tateishi, Yosuke Fukumoto, Yuhei Yamaguchi, Yoju Imamura | 2025-02-18 |
| 11532449 | Pulse control device | Hiroto Oshita, Tetsuo Tateishi, Yosuke Fukumoto, Yuhei Yamaguchi, Yoju Imamura | 2022-12-20 |
| 11374556 | Logic circuit, sequence circuit, power supply control circuit, switching power supply device | Tetsuo Tateishi | 2022-06-28 |
| 10498243 | Comparator circuit, power supply control IC, and switching power supply device | Tetsuo Tateishi | 2019-12-03 |
| 10379564 | Constant voltage generating circuit | Kiyotaka Umemoto | 2019-08-13 |
| 10205393 | Comparator circuit, power supply control IC, and switching power supply device | Tetsuo Tateishi | 2019-02-12 |
| 10141850 | Comparator circuit, power supply control IC, and switching power supply device | Tetsuo Tateishi | 2018-11-27 |
| 9996097 | Constant voltage generating circuit | Kiyotaka Umemoto | 2018-06-12 |
| 9954442 | Comparator circuit, power supply control IC, and switching power supply device | Tetsuo Tateishi | 2018-04-24 |
| 9876426 | On-period setting circuit, power control IC, and switching power supply device | Tetsuo Tateishi | 2018-01-23 |
| 9819895 | Switching power supply device | Tetsuo Tateishi | 2017-11-14 |