Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302005 | Battery | Toshiaki Kizawa, Koichi Sato, Yuji Kano | 1989-07-04 |
HH
Hayashi Hayakawa
Overall (1989): #108,598 of 140,708Top 80%
1
Patents 1989