Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060991 | Gas alarm device and gas detection method | Naoyoshi MURATA, Takuya Suzuki, Tsuyoshi Kamioka, Hisao Ohnishi, Atsushi Nonaka | 2021-07-13 |
| 10823718 | Gas alarm, control device and program | Naoyoshi MURATA, Takuya Suzuki, Tsuyoshi Kamioka, Hisao Ohnishi, Atsushi Nonaka | 2020-11-03 |
| 10648961 | Core-shell type catalyst and gas sensor including the catalyst | Naoyoshi MURATA, Yukari SHIBUTA, Takuya Suzuki | 2020-05-12 |
| 9992907 | Power conversion apparatus | — | 2018-06-05 |
| 9713293 | Electric power converter | Kazuya Takeuchi, Yuuichi Handa, Naoki Hirasawa, Hiromi Ichijo, Ryota Tanabe +1 more | 2017-07-18 |
| 9548672 | Electric power converter | — | 2017-01-17 |
| 9461451 | Power converter with bus bars | Hiroyoshi Sawada | 2016-10-04 |
| 9306445 | Power conversion apparatus | Hiroyoshi Sawada | 2016-04-05 |
| 9237669 | Power converter | Kunihiro Iwata | 2016-01-12 |
| 9007795 | Power conversion device | Tetsuya Matsuoka, Hiroyoshi Sawada, Hiroshi Inamura, Yasuaki Aoki | 2015-04-14 |
| 8736041 | Power converter | — | 2014-05-27 |
| 7151354 | Magnetic noise reduction method for AC rotary electric machine, and motor control apparatus and AC rotary electric machine apparatus using the same | Soichi Yoshinaga, Kenichi Wakabayashi, Takatoshi Takai, Tatsuru Morioka, Hiroya Tsuji +1 more | 2006-12-19 |
| 5056904 | Viewer | — | 1991-10-15 |
| 4900140 | Rear monitoring device for vehicle | — | 1990-02-13 |
| 4688905 | Viewer | — | 1987-08-25 |
| 4497541 | Rear viewer for automobile | — | 1985-02-05 |
| 4274714 | Rear viewer for automobile | — | 1981-06-23 |