Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8643339 | Battery pack including a status detection unit to detect an abnormal status and a notification unit to notify a user of an availability to restart a discharging operation | Norihiro Iwamura, Motoharu Muto, Masaki Ikeda, Naoki Shimizu, Masaaki Okada +1 more | 2014-02-04 |
| 8633824 | Charger | Tatsuya Miwa, Norihiro Iwamura, Masaaki Okada, Naoki Tsuruta, Masaki Ikeda | 2014-01-21 |
| 8344675 | Rechargeable electric power tool | Tatsuya Miwa, Masaki Ikeda, Kazuhiko Nishii | 2013-01-01 |
| 8084981 | Rechargeable electric power tool | Tatsuya Miwa, Kazuhiko Nishii, Kazuto Toyama, Masaki Ikeda | 2011-12-27 |
| 7986128 | Charger | Masaki Ikeda, Tatsuya Miwa, Naoki Shimizu, Norihiro Iwamura | 2011-07-26 |
| 7784104 | Power tool system | Teruhisa Innami, Masaki Ikeda, Naotake Tanaka, Tatsuya Miwa | 2010-08-24 |
| 7592779 | Charging device | Tatsuya Miwa, Naoki Shimizu, Masaki Ikeda | 2009-09-22 |
| 7208915 | Constant-current battery charger | Tatsuya Miwa, Masaki Ikeda, Naoki Shimizu | 2007-04-24 |
| 7161326 | Battery-powered electrical device having a detachable battery pack | Toshiharu Ohashi | 2007-01-09 |
| 6683396 | Portable motor powered device | Yosuke Ishida, Tomio Yamada, Toru Murakita, Kazuto Toyama, Koichi Hashimoto +2 more | 2004-01-27 |