Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874924 | PTC heating device | Shinobu Yamamoto, Fumitoshi Hoshide, Michikazu Takeuchi, Sumihiro Yasuda | 1989-10-17 |
SK
Shou Kotani
Overall (All Time): #3,940,183 of 4,157,543Top 95%
1
Patents All Time