Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033672 | Automobile air conditioning system | Hiroaki Sakamoto, Shigetoshi Doi, Shinshi Kajimoto | 1991-07-23 |
HS
Hiroyuki Sumihara
Overall (All Time): #3,881,316 of 4,157,543Top 95%
1
Patents All Time