Issued Patents All Time
Showing 1–25 of 103 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12427113 | Cellulose composition, tablet, and orally disintegrating tablet | Tadahiro Kumagai | 2025-09-30 |
| 12015352 | Power conversion apparatus | Shuji KURAUCHI, Yuichi Handa, Seiji Iyasu | 2024-06-18 |
| 11945415 | Vehicle-mounted sensor cleaning device | Kohei Toyama | 2024-04-02 |
| 11791736 | Power conversion apparatus | Shuji KURAUCHI, Yuichi Handa, Seiji Iyasu | 2023-10-17 |
| 11580341 | Printing device reading information from and writing information to storage element provided on tape | Kentaro Murayama, Kohei Terada | 2023-02-14 |
| 11418128 | Control apparatus for electric power conversion apparatus | Seiji Iyasu, Yuichi Handa | 2022-08-16 |
| 11355812 | Battery storage device of vehicle | Katsuyuki Okubo, Yasuyuki Maeda, Akira Kuramochi, Takeo Numata, Michito Arai +10 more | 2022-06-07 |
| 11316434 | Electric power conversion apparatus | Yoshiki Suzuki, Shuji KURAUCHI, Yuichi Handa, Seiji Iyasu | 2022-04-26 |
| 11245326 | Control apparatus for electrical power converter | Seiji Iyasu, Yuichi Handa | 2022-02-08 |
| 11244217 | Printing device reading information from and writing information to storage element provided on tape | Kentaro Murayama, Kohei Terada | 2022-02-08 |
| 11201545 | Power conversion system control device and control system | Seiji Iyasu, Yuichi Handa, Kaoru Koketsu | 2021-12-14 |
| 11183944 | Control apparatus for power converter | Seiji Iyasu, Yuichi Handa | 2021-11-23 |
| 11099515 | Image forming apparatus which uses a toner containing a wax component and which includes a cleaning roller | — | 2021-08-24 |
| 10897208 | Full bridge configuration power conversion apparatus for power conversion among at least three devices | Seiji Iyasu, Masatoshi Uno | 2021-01-19 |
| 10848068 | Power conversion system control device and control system | Seiji Iyasu, Yuichi Handa, Kaoru Koketsu | 2020-11-24 |
| 10814838 | Onboard optical sensor cleaning device | Eiji Ina, Keita Saito, Keita Kawai, Tomoyuki Kikuta | 2020-10-27 |
| 10763669 | Power conversion system control device | Seiji Iyasu, Yuichi Handa | 2020-09-01 |
| 10676322 | Drip-proof device for passenger conveyor | — | 2020-06-09 |
| 10637370 | Apparatus for controlling DC-AC converter to reduce distortions in output current | Seiji Iyasu, Yuichi Handa | 2020-04-28 |
| 10615680 | Control apparatus for power converter | Seiji Iyasu, Yuichi Handa | 2020-04-07 |
| 10491136 | Bridge-less type electric power conversion device having current detection circuit of current transformer type | Seiji Iyasu, Yuichi Handa | 2019-11-26 |
| 10432100 | Electric power conversion device | Seiji Iyasu, Yuichi Handa | 2019-10-01 |
| 10270365 | Power conversion device | Tatsuya Murakami, Satoru Yoshikawa, Satoshi Takada, Masakazu Fukada | 2019-04-23 |
| 10252703 | System for cleaning on-vehicle optical sensor and method for the same | Eiji Ina, Tomoyuki Kikuta, Keita Kawai, Yukihiro Matsushita, Keita Saito | 2019-04-09 |
| 10224826 | Control apparatus determining transformer magnetization in a DC/DC converter based on difference between primary and secondary currents | Seiji Iyasu, Yuichi Handa | 2019-03-05 |