Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7366607 | Navigation apparatus | Shinichi Nakaishi, Hideki Matsui, Yuji Tomita, Masanobu Maeda, Minoru Maehata | 2008-04-29 |
| 7110550 | Sound system | Hiroshi Kowaki, Yuji Tomita, Hideki Matsui | 2006-09-19 |
| 7062054 | Speaker device | Akira Nishikawa, Hiroyuki Yoshii | 2006-06-13 |
| 6944311 | Speaker for vehicle | Akira Nishikawa, Hiroyuki Yoshii | 2005-09-13 |
| 6896097 | Mounting structure of speaker for vehicle | Akira Nishikawa, Hiroyuki Yoshii | 2005-05-24 |
| 5293578 | Noise reducing device | Masaaki Nagami, Yoshihiro Kageyama | 1994-03-08 |
| 5068897 | Mobile acoustic reproducing apparatus | Toshitaka Yamato, Tatsuo Ito, Atsuyuki Takashima | 1991-11-26 |