Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10679598 | Polymer resin film, and air-permeable membrane, sound-permeable membrane, acoustic resistor, air-permeable membrane member, sound-permeable membrane member, acoustic resistor member, and audio device that include the polymer resin film, and method for producing the polymer resin film | Satoru Furuyama | 2020-06-09 |
| 10640623 | Porous body, and method for producing porous body | Kenjiro Saomoto | 2020-05-05 |