Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406471 | Filter medium for air filter, filter pack, air filter unit, and method for producing filter medium for air filter | Kunihiko Inui, Yoshiyuki Shibuya | 2019-09-10 |
| 10335728 | Filter medium for air filter, filter pack, and air filter unit | Chizuru MURAKAMI, Satoshi Hara | 2019-07-02 |
| 10226730 | Filter medium for air filter, filter pack, air filter unit, and method for producing filter medium for air filter | Kunihiko Inui, Yoshiyuki Shibuya | 2019-03-12 |