Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9413272 | Power generation device having a dielectric body and an electret | Tomokazu Takahashi, Masato Suzuki, Yasuhiro Yoshikawa | 2016-08-09 |
| 9287804 | Power generation apparatus | Yasuhiro Yoshikawa | 2016-03-15 |