Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11915883 | Electret | Noriyuki Matsushita, Yoshihiro Kozawa, Yumi Tanaka, Hirotoshi Otsuka, Yuki Kotaka | 2024-02-27 |
| 11917919 | Electret | Noriyuki Matsushita, Yoshihiro Kozawa, Yumi Tanaka | 2024-02-27 |