Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332867 | Battery coil construction | Singo Tsuda, Minoru Yamaga | 1982-06-01 |
YK
Yuzuru Kawai
Overall (All Time): #4,070,687 of 4,157,543Top 100%
1
Patents All Time