Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677407 | Electromagnetic switch | Toshinori Tanaka, Takeo Gotou, Yoshiaki Kittaka | 1987-06-30 |
KI
Kouhei Ishihara
Overall (All Time): #3,977,643 of 4,157,543Top 100%
1
Patents All Time