Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10510997 | Film-covered battery | Tomoyuki Ichikawa | 2019-12-17 |
| 10164233 | Lithium ion secondary battery comprising a heat sealed separator | Tomoyuki Ichikawa | 2018-12-25 |
| 9871231 | Film-covered battery | Tomoyuki Ichikawa | 2018-01-16 |
| 6902844 | Film-sealed non-aqueous electrolyte battery with improved surface-treated lead terminal | Hiroshi Yageta, Hidemasa Kawai, Masato Shirakata, Tetsuya Takashima, Norihide Ohyama +1 more | 2005-06-07 |