Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372557 | Excitation current detection circuit and semiconductor device | Shinji Aso, Mitsutomo Yoshinaga, Hiroshi Hosoya | 2025-07-29 |
| 11949325 | Power conversion device | Junichi Takada | 2024-04-02 |
| 10879786 | Power conversion device and control circuit | Junichi Takada, Mitsutomo Yoshinaga, Koki Imai, Osamu Ohtake | 2020-12-29 |
| 10763751 | Device and method for converting input voltage to output voltage | Junichi Takada, Mitsutomo Yoshinaga, Koichi Shiotsu, Satoshi Funakoshi | 2020-09-01 |
| 10637361 | Power control module with improved start requirements | — | 2020-04-28 |
| 10608536 | Power conversion device and control circuit | Junichi Takada, Mitsutomo Yoshinaga, Koki Imai, Osamu Ohtake | 2020-03-31 |
| 10389247 | Power conversion device and control circuit including stop transitioning to stop state | Junichi Takada, Mitsutomo Yoshinaga, Koki Imai, Osamu Ohtake | 2019-08-20 |
| 10348210 | Power control module with improved start requirements | — | 2019-07-09 |
| 9847709 | Switched-mode power supply device | — | 2017-12-19 |
| 9293983 | Switching power-supply apparatus | — | 2016-03-22 |
| 9172307 | Switching power source device and control IC which are capable of performing constant power control | Mitsutomo Yoshinaga, Kengo Kimura | 2015-10-27 |
| 9125268 | Power supply for LED illumination | Kengo Kimura, Takayuki Yamashita, Yuji Sayama, Hiroaki Kiuchi | 2015-09-01 |
| 9113519 | LED driving apparatus and LED lighting apparatus | Kengo Kimura, Kazushige Hirata | 2015-08-18 |
| 8315075 | DC/AC converter | Kengo Kimura, Toru Ashikaga | 2012-11-20 |
| 7524238 | Method of processing antifriction bearing unit for wheel | Takeshi Fukao | 2009-04-28 |
| 7226344 | Method of processing antifriction bearing unit for wheel | Takeshi Fukao | 2007-06-05 |
| 7083504 | Method of processing antifriction bearing unit for wheel | Takeshi Fukao | 2006-08-01 |
| 6591736 | Master cylinder | Akimoto Okada, Naoyasu Enomoto | 2003-07-15 |
| 6507132 | Commutator motor with a vibration-isolating member around shaft | Toshinori Tanaka | 2003-01-14 |
| 6467268 | Brake master cylinder | Kaoru Tsubouchi, Akimoto Okada | 2002-10-22 |
| 6434934 | Brake fluid pressure generating apparatus | — | 2002-08-20 |
| 6430926 | Brake master cylinder | Kaoru Tsubouchi, Akimoto Okada | 2002-08-13 |
| 6413378 | Apparatus for separation and purification of saturated hydrocarbon and method for separation and purification | Masanobu Kanauchi, Yasuhiko Arimori | 2002-07-02 |
| 6381959 | Brake master cylinder | Kaoru Tsubouchi, Akimoto Okada | 2002-05-07 |
| 6363720 | Master cylinder for automotive vehicle | Hideaki Iijima, Akimoto Okada | 2002-04-02 |