Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10252192 | Filter medium, filtering device using filter medium, and filter medium manufacturing method | Kunio Fujita, Takahiko Ishimaru, Fumikatsu Nagai | 2019-04-09 |
| 9718004 | Filter medium layer and filter device provided with same | Kunio Fujita | 2017-08-01 |