Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869978 | Cylindrical alkaline batteries | Isao Kubo, Hirofumi Iwaki, Yoji Kajikawa, Junichi Asaoka, Jun Miyoshi | 1989-09-26 |
TK
Toshikazu Kaneko
Overall (1989): #48,874 of 140,708Top 35%
1
Patents 1989