Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394829 | Battery pack | Yonosuke Aoki | 2025-08-19 |
| 11183857 | Battery pack and battery system | Yonosuke Aoki | 2021-11-23 |
| 9844849 | Motor driven appliance | Seitaro Hayashi, Goshi Ishikawa, Motohiro Omura, Tatsuya Yoshizaki | 2017-12-19 |
| 9647479 | Charging system including a battery pack that outputs a stop request signal and a charging apparatus that stops power conversion in receipt of the stop request signal | Toru Yamada, Shinichi Hira, Hitoshi Suzuki | 2017-05-09 |
| 8890481 | Charging control device including a computer that monitors and/or charges a rechargeable battery and a watch dog timer for monitoring the computer | Toru Yamada, Shinichi Hira, Hitoshi Suzuki | 2014-11-18 |
| 8591115 | Rolling bearing device | — | 2013-11-26 |
| 8159194 | Charging apparatus including an operation inhibiting unit for inhibiting a battery circuit based on ambient temperature | Shinichi Hira | 2012-04-17 |
| 7944175 | Battery charging systems | Toshiyasu Kasuya, Kazuyuki Sakakibara | 2011-05-17 |
| 7675265 | Battery charger capable of suppressing the temperature increase of the power source circuit | — | 2010-03-09 |
| 7091699 | Rechargeable battery devices | Kazuyuki Sakakibara, Masaaki Fukumoto | 2006-08-15 |
| 7061209 | Battery chargers | — | 2006-06-13 |
| 5909101 | Battery charger detecting full charge of batteries using a thermostat and thermistor in a battery pack | Toshio Matsumoto, Hideki Watanabe, Toshiyasu Kasuya | 1999-06-01 |
| 5686817 | Battery charger having microcomputer for adjusting charging current | Masahiko Sakoh | 1997-11-11 |
| 5453677 | Battery charger with high sensitivity | Masahiko Sakoh | 1995-09-26 |