Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10964495 | Switch device, electronic component, and battery system | Yuji Furuuchi, Yoshihiro Yoneda, Koichi Mukai | 2021-03-30 |
| 10593494 | Switch device, electronic component, and battery system | Yuji Furuuchi, Yoshihiro Yoneda, Koichi Mukai | 2020-03-17 |
| 10593495 | Fuse element, fuse device, protective device, short-circuit device, switching device | Yoshihiro Yoneda, Yuji Furuuchi | 2020-03-17 |
| 9893329 | Electronic power supply device | — | 2018-02-13 |
| 9768625 | Battery pack, and method for controlling the same | — | 2017-09-19 |
| 9112360 | Power supply device | Masahiko Goto, Masaaki Fukumoto | 2015-08-18 |
| 8741467 | Battery packs suitable for use with battery powered appliances | — | 2014-06-03 |
| 8638065 | Battery pack and battery pack system | — | 2014-01-28 |
| 8426051 | Battery packs suitable for use with battery powered appliances | — | 2013-04-23 |
| 8410756 | Battery pack having a sensor activated off switch | Hiroshi Murata, Yutaka Matsunaga, Munetoshi Goto | 2013-04-02 |
| 8222863 | Battery pack | — | 2012-07-17 |
| 8113297 | Power tool with ergonomic handle | Kiyozumi Kokawa | 2012-02-14 |
| 8097354 | Battery packs suitable for use with battery powered appliances | — | 2012-01-17 |
| 7993772 | Battery packs suitable for use with battery powered appliances | — | 2011-08-09 |
| 7944175 | Battery charging systems | Tatsuki Mori, Toshiyasu Kasuya | 2011-05-17 |
| 7879483 | Battery packs suitable for use with battery powered appliances | — | 2011-02-01 |
| 7656130 | Battery charger | — | 2010-02-02 |
| 7572547 | Battery packs suitable for use with battery powered appliances | — | 2009-08-11 |
| 7238443 | Battery packs suitable for use with battery powered appliances | — | 2007-07-03 |
| RE39691 | Battery charger and battery charging method | — | 2007-06-12 |
| 7227335 | Method and apparatus for diagnosing the condition of a rechargeable battery | Masaaki Fukumoto | 2007-06-05 |
| 7211347 | Battery packs having improved heat radiation | Masatoshi Sugiura, Youichi Kato | 2007-05-01 |
| 7106027 | Battery changers | — | 2006-09-12 |
| 7091699 | Rechargeable battery devices | Tatsuki Mori, Masaaki Fukumoto | 2006-08-15 |
| 7045989 | Methods and apparatus for managing a plurality of charging devices via a network | Katsutoshi Tanaka | 2006-05-16 |