Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407254 | Power supply semiconductor device and DC/DC converter | — | 2025-09-02 |
| 12355354 | Switching power supply circuit and switching power supply device | Hiroto Oshita, Yosuke Fukumoto | 2025-07-08 |
| 10892684 | Circuit for a switching power supply | George G. Tan, Jr. | 2021-01-12 |
| 10075073 | DC/DC converter and switching power supply having overcurrent protection | Shidong Guan, Yoshio Higashida, Takehiro Yoshida | 2018-09-11 |
| 8653800 | Step-up switching power supply device with current-limiting transistor | Masashi Nagasato, Yuki Iwata | 2014-02-18 |
| 8330440 | Power supply device with gain changing error amplifier | — | 2012-12-11 |
| 7176701 | Semiconductor device, temperature sensor, and electronic apparatus comprising it | Akira Nakamura | 2007-02-13 |