Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10461294 | Separator for alkaline batteries, and alkaline battery using same | Tomohiro Hayakawa | 2019-10-29 |
| 10446820 | Alkaline battery separator | Tomohiro Hayakawa, Toshimichi KUSUNOKI, Koichi Kambe | 2019-10-15 |