Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445908 | Alkaline dry cell | Koichi Inoue, Kazutoshi Okubo, Keisuke Tanaka, Tomoya Watanabe | 1995-08-29 |
KK
Kohei Kitagawa
Overall (All Time): #3,778,816 of 4,157,543Top 95%
1
Patents All Time