Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9462213 | Video display device | Kenji Yamauchi, Satoshi Koura, Yachiyo Shimokawatoko, Masahiro YUKAWA, Taketo Kawauchi +5 more | 2016-10-04 |
| 8879758 | Loudspeaker, electronic apparatus using same, and mobile apparatus | Kenji Yamauchi, Satoshi Takayama, Satoshi Koura, Shoji Nakajima, Yachiyo Shimokawatoko +2 more | 2014-11-04 |
| 8818006 | Speaker system, electronic apparatus using same, and mobile body device | Kenji Yamauchi, Shoji Nakajima, Satoshi Takayama, Satoshi Koura, Yachiyo Shimokawatoko +2 more | 2014-08-26 |
| 6341167 | Speaker | Masahide Sumiyama, Kazurou Okuzawa, Mutsufumi Fujii | 2002-01-22 |