Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7535332 | Protective element | Yuji Furuuchi, Hisaya Tamura, Kazutaka Furuta, Masami Kawazu | 2009-05-19 |
| 7333315 | Secondary battery devices | Masami Kawazu, Hisaya Tamura, Yuji Furuuchi, Kazutaka Furuta | 2008-02-19 |