Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11513156 | Voltage determinator and voltage determination system | Seiji Kamata | 2022-11-29 |
| 11280838 | Integrated circuit and battery monitoring device | Seiji Kamata | 2022-03-22 |
| 11223193 | Circuit protection device and voltage detection device | Seiji Kamata | 2022-01-11 |
| 11211644 | Vehicle battery device with improved current detection | Seiji Kamata | 2021-12-28 |
| 11204390 | Battery monitoring circuit board and battery monitoring device | Katsuhiro Takahashi | 2021-12-21 |
| 10935576 | Determination of operation status of shut-off element of battery module | Seiji Kamata | 2021-03-02 |
| 10877102 | Voltage detection device | Seiji Kamata, Atsushi Hirokawa, Seigo Imai | 2020-12-29 |
| 10741817 | Battery connection module | Siow Pheng Goh, Kian Heng Lim, Seiji Kamata | 2020-08-11 |
| 10006966 | Battery voltage detection device | Seiji Kamata | 2018-06-26 |
| 9921259 | Ground fault detecting device | Seiji Kamata, Takashi Ikeda | 2018-03-20 |
| 9046584 | Battery voltage detector having pull-up resistor | Seiji Kamata | 2015-06-02 |
| 7089671 | Circular saw with an improved lower blade guard | Katsuji Haneda, Hirotaka Noguchi | 2006-08-15 |