Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024908 | Lead storage battery | Masayuki Terada, Shinji Saito | 1991-06-18 |
| 4652505 | Sealed lead storage battery | Akio Komaki, Takumi Hayakawa, Tadashi Yoneda, Hironao Wada, Satoshi Matsubayashi +1 more | 1987-03-24 |