Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4368442 | Mercury switch | Kazuo Kobayashi, Takeo Furukawa | 1983-01-11 |
KY
Kohmei Yamaguchi
Overall (All Time): #4,047,099 of 4,157,543Top 100%
1
Patents All Time