Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10211445 | Lead-acid battery | Mikihito Hasegawa, Shinsuke Oki | 2019-02-19 |
| 10205193 | Lead acid battery | Kenji Izumi, Yoshinobu Sato, Etsuko Ogasawara, Takeshi Chiba, Kazuhiro Sugie | 2019-02-12 |