Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11427690 | Air filter medium, air filter pack, and air filter unit | Takashi Niki, Masaaki Mori, Shiho Wada, Toshiki Yanagi | 2022-08-30 |
| 11406927 | Air filter medium, air filter pack, and air filter unit | Takashi Niki, Masaaki Mori, Shiho Wada, Toshiki Yanagi | 2022-08-09 |
| 11213782 | Air filter medium, air filter pack, and air filter unit | Takashi Niki, Masaaki Mori, Shiho Wada, Toshiki Yanagi | 2022-01-04 |