Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D675513 | Terminal nut for storage battery | Eiji Hojo, Yasuhide Nakayama, Hiroshi Okumura | 2013-02-05 |
| D667790 | Storage battery | Shin Osaki, Eiji Hojo, Yasuhide Nakayama, Hiroshi Haruyama, Hiroshi Okumura | 2012-09-25 |