Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10493563 | Method of manufacturing sealed battery | Hiroya Umeyama, Hiroshi Takamatsu | 2019-12-03 |
| 10340499 | Sealed secondary battery | Hiroya Umeyama | 2019-07-02 |
| 10326123 | Secondary battery | Hiroya Umeyama, Yukinobu MIYAMURA | 2019-06-18 |
| 10224533 | Secondary battery comprising current interrupt device | Hiroya Umeyama | 2019-03-05 |