Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188912 | Button battery holder | Nobuhito Ebine | 1993-02-23 |
TK
Tokoyuki Katoh
Overall (All Time): #3,817,961 of 4,157,543Top 95%
1
Patents All Time