Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191088 | Power generator having an electret for harvesting energy | Yoshihiro Kozawa, Noriyuki Matsushita, Kazuhiko Kano, Yumi Tanaka, Hiroki Otsuka | 2025-01-07 |
| 12119184 | Power generator | Yoshihiro Kozawa, Noriyuki Matsushita, Kazuhiko Kano, Yumi Tanaka, Hiroki Otsuka | 2024-10-15 |