Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9470602 | Airtightness inspection method and airtightness inspection apparatus for sealed battery | Takeshi Yasooka, Toshihiko Kamiya, Itaru Tamura, Shunji Noda, Takuya Takatsuka | 2016-10-18 |