Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7551743 | Noise reduction apparatus and audio output apparatus | Masahiro Tsujishita, Masayuki Tsuji, Kenichi Taura, Masayuki Ishida | 2009-06-23 |
| 6665526 | Multipath noise reducer, audio output circuit, and FM receiver | Masayuki Tsuji, Masahiro Tsujishita, Kenichi Taura, Masayuki Ishida | 2003-12-16 |