Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5117902 | Fin tube heat exchanger | Shoichi Yokoyama, Hachiro Koma, Kaoru Kato | 1992-06-02 |
HK
Hisao Kusuhara
Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #3,851,668 of 4,157,543Top 95%
1
Patents All Time