Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034572 | Switch device | Yasuhiro Kouno, Harumi Doke | 1991-07-23 |
SI
Shouji Ishida
Overall (All Time): #3,881,509 of 4,157,543Top 95%
1
Patents All Time