Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387227 | Metal plate electrolyzation apparatus and electrode for electrolyzing metal plate | Tatsuya Hamanaka | 2002-05-14 |
HN
Hiromitsu Nonaka
Overall (All Time): #3,544,280 of 4,157,543Top 90%
1
Patents All Time