Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10094587 | Heat-exchange ventilation device | Kohei Hasegawa, Kohei Matsumoto, Masashi ASHINO | 2018-10-09 |
FS
Fumio Saito
Overall (2018): #416,719 of 503,207Top 85%
1
Patents 2018