Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10064496 | Head rest device | Fumiaki Nakashima, Takao Ishikawa, Takahiko NAGASAWA, Yasuyuki Ito | 2018-09-04 |
| 9981613 | Headrest and vehicle seat with integrated speakers | Yasuyuki Ito, Takahiko NAGASAWA, Fumiaki Nakashima, Takao Ishikawa | 2018-05-29 |
| 9975459 | Headrest device and sound collecting device | Fumiaki Nakashima, Takao Ishikawa, Takahiko NAGASAWA, Yasuyuki Ito, Junpei Yoshikawa | 2018-05-22 |
| 9961295 | Display device | — | 2018-05-01 |