Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10840827 | Vibration energy harvester | Hiroshi Toshiyoshi, Hiroyuki Fujita, Hiroyuki Mitsuya, Kazunori Ishibashi | 2020-11-17 |
| 10833607 | Electret element, electromechanical converter and method for manufacturing electret element | Hiroyuki Fujita, Gen Hashiguchi, Hiroyuki Mitsuya, Kazunori Ishibashi | 2020-11-10 |