Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013390 | Alkaline storage battery | Hirokazu Kimiya, Hidekatsu Izumi, Hiroyuki Sakamoto, Akihiro Maeda, Isao Matsumoto | 2000-01-11 |
YI
Youichi Izumi
Overall (All Time): #3,604,193 of 4,157,543Top 90%
1
Patents All Time