Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10617990 | Air-filtering medium, air filter pack, and air filter unit | Takayuki Hyoudou | 2020-04-14 |
| 10537836 | Filter medium for air filter, filter pack, air filter unit and method for producing the filter medium for air filter | Kunihiko Inui, Yoshiyuki Shibuya, Hideyuki Kiyotani | 2020-01-21 |