Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4224984 | Finned tube useful for heat exchangers | Toshiya Tonomura | 1980-09-30 |
EM
Etsutaro Miyata
Overall (All Time): #4,120,602 of 4,157,543Top 100%
1
Patents All Time