Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11950899 | Monitoring system | — | 2024-04-09 |
| 9479851 | Vehicle sound generation apparatus, and vehicle sound generation method | Heiji Maruyama, Yasuyuki Suzuki, Yosuke Kuno, Hirofumi Onitsuka, Yoshikazu Honji | 2016-10-25 |
| 9327644 | Sound generating device for vehicle, and sound generating method for vehicle | Heiji Maruyama, Yasuyuki Suzuki, Yosuke Kuno, Hirofumi Onitsuka, Yoshikazu Honji | 2016-05-03 |
| 7512042 | Method of controlling focus of optical disk recording and reproducing device | Hitoshi Ogura, Tsuyoshi Yamamoto, Koji Tsukagoshi, Yasushi Hanamoto, Yasuki Mori | 2009-03-31 |
| 7164639 | Tilt control for optical disc recording and playback apparatus | Tsuyoshi Yamamoto, Koji Tsukagoshi, Hiroyuki Mutou | 2007-01-16 |
| 5157645 | Optical disk unit | Tamane Takahara, Naobumi Seo | 1992-10-20 |
| 4897741 | Signal recording apparatus | Syuzi Inoue, Nobumasa Nakagawa | 1990-01-30 |