Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9462213 | Video display device | Kenji Yamauchi, Satoshi Koura, Masatoshi Okuyama, Masahiro YUKAWA, Taketo Kawauchi +5 more | 2016-10-04 |
| 8879758 | Loudspeaker, electronic apparatus using same, and mobile apparatus | Kenji Yamauchi, Masatoshi Okuyama, Satoshi Takayama, Satoshi Koura, Shoji Nakajima +2 more | 2014-11-04 |
| 8818006 | Speaker system, electronic apparatus using same, and mobile body device | Kenji Yamauchi, Masatoshi Okuyama, Shoji Nakajima, Satoshi Takayama, Satoshi Koura +2 more | 2014-08-26 |
| D531616 | Speaker | Kenji Yamauchi, Naoyuki Ozawa | 2006-11-07 |
| D526309 | Speaker | Naoyuki Ozawa, Kenji Yamauchi, Yasuyuki Ito | 2006-08-08 |