Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017445 | Dry cell | Ryohei Ashihara, Kikumitsu Suehiro, Kazuo Sugino, Jun Miyoshi | 1991-05-21 |
ME
Masatsugu Eri
Overall (All Time): #3,876,857 of 4,157,543Top 95%
1
Patents All Time