Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9882247 | Lithium ion battery capable of being discharged to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2018-01-30 |
| 8637184 | Rechargeable lithium battery for tolerating discharge to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2014-01-28 |
| 8535831 | Lithium ion battery capable of being discharged to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2013-09-17 |
| 7993781 | Method for making a lithium ion battery dischargeable to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2011-08-09 |
| 7843168 | Battery pack system | Hisashi Tsukamoto, Taison Tan | 2010-11-30 |
| 7843169 | Pack assembly having interconnected battery packs configured to be individually disconnected from assembly | Hisashi Tsukamoto, Taison Tan | 2010-11-30 |
| 7573234 | System having electronics for dropping current of battery pack | Hisashi Tsukamoto, Taison Tan | 2009-08-11 |
| 7101642 | Rechargeable lithium battery for tolerating discharge to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2006-09-05 |
| 6596439 | Lithium ion battery capable of being discharged to zero volts | Hisashi Tsukamoto, Clay Kishiyama, Mikito Nagata, Hiroshi Nakahara | 2003-07-22 |