Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778321 | Charge control device | Takuya Umemura, Tadahiko Kobayakawa, Hiroki UESUGI | 2017-10-03 |
| 9356464 | Battery pack and battery charger that charges based on temperature | Miki Tomiyasu, Tadahiko Kobayakawa | 2016-05-31 |
| 9077054 | Battery pack for electric power tool with reduced difference in voltages of multiple cells constituting battery | Hisakazu Okabayashi, Toru Yamada, Masafumi Noda, Takayoshi Endo | 2015-07-07 |