Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10517501 | Electroencephalogram analysis apparatus and electroencephalogram analysis method | Yusaku Nakashima, Masaki Nishida | 2019-12-31 |
| 10433073 | Electroacoustic transducer | Shigeo Ishii, Hiroshi Hamada, Yutaka Doshida | 2019-10-01 |
| 10412502 | Electroacoustic transducer with dual vibration plate | Shigeo Ishii, Hiroshi Hamada, Yutaka Doshida | 2019-09-10 |