Issued Patents All Time
Showing 25 most recent of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411027 | Power generation sensor | Takakuni Douseki, Ami Tanaka, Shiyuya IMOTO | 2025-09-09 |
| 12401274 | Electronic device including boost circuit | Takakuni Douseki, Ami Tanaka | 2025-08-26 |
| 12255535 | Electronic device including boost circuit | Takakuni Douseki, Ami Tanaka | 2025-03-18 |
| 12245923 | Power generation sensor | Takakuni Douseki, Ami Tanaka, Shiyuya IMOTO | 2025-03-11 |
| 12032006 | Battery-less sensor circuit | Takakuni Douseki, Ami Tanaka, Yasuhiro Hiraga, Shunta Furumura | 2024-07-09 |
| 11855638 | Optical latch circuit and electronic device | Ryosuke ISOGAI, Yoshifumi Yoshida | 2023-12-26 |
| 11848571 | Electronic circuit, module, and system for radio wave powered battery switch | Yoshifumi Yoshida, Noboru Kawai | 2023-12-19 |
| 11632047 | Electronic circuit, module, and system | Yoshifumi Yoshida, Noboru Kawai | 2023-04-18 |
| 11480464 | Optical sensor | Takakuni Douseki, Ami Tanaka | 2022-10-25 |
| 11329514 | Electronic circuit, module, and system | Yoshifumi Yoshida, Noboru Kawai | 2022-05-10 |
| 11310971 | Plant cultivation system, controller, and plant cultivation method | Takakuni Douseki, Ami Tanaka, Syuuichi Okamoto, Ryoma Furumori | 2022-04-26 |
| 11249504 | Current generation circuit | — | 2022-02-15 |
| 11011979 | Booster circuit | — | 2021-05-18 |
| 10794770 | Signal detection circuit and signal detection method | Takakuni Douseki, Ami Tanaka | 2020-10-06 |
| 10756713 | Clock signal boost circuit | — | 2020-08-25 |
| 10447155 | Power source device | Takakuni Douseki, Ami Tanaka | 2019-10-15 |
| 10355588 | Power source device including voltage boost circuit | Takakuni Douseki, Ami Tanaka | 2019-07-16 |
| 10333400 | Boost DC-DC converter including a switching element | Takakuni Douseki, Ami Tanaka | 2019-06-25 |
| 10094857 | Current detection circuit | — | 2018-10-09 |
| 10075068 | Power source device | Takakuni Douseki, Ami Tanaka | 2018-09-11 |
| 9998813 | Microphone | — | 2018-06-12 |
| 9923411 | Electronic device | Takakuni Douseki, Ami Tanaka | 2018-03-20 |
| 9812958 | Voltage regulator with improved overshoot and undershoot voltage compensation | — | 2017-11-07 |
| 9798346 | Voltage reference circuit with reduced current consumption | — | 2017-10-24 |
| 9530810 | Photoelectric conversion device | — | 2016-12-27 |