Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10805722 | Electroacoustic transducer and electroacoustic transducer apparatus | Toshiyuki Nakagawa | 2020-10-13 |
| 10702851 | Metal-organic framework and method of manufacturing the same | — | 2020-07-07 |
| 10667053 | Sound reproducing apparatus and method, and program | Toshiyuki Nakagawa | 2020-05-26 |
| 10563623 | Exhaust gas recirculation cooler | Tomohiro Shinagawa, Takashi Hotta, Takeo Yamaguchi, Taizo YOSHINAGA, Yuji Miyoshi | 2020-02-18 |