Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178488 | Acoustic device | Ryutaro Watanabe, Toru Nakagawa, Tetsunori Itabashi, Shigetoshi Hayashi, Toru Chinen +1 more | 2021-11-16 |
| 9363907 | In-vehicle electronic apparatus | Hideki Itoh, Hisahiro Tanaka | 2016-06-07 |
| 7637755 | Data protecting apparatus and data protecting method | Toshimasa Matsuoka | 2009-12-29 |