Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263093 | Microphone device in use in for communication apparatus for motorcycle | Shigenori Takeda | 1993-11-16 |
| 4623870 | Vehicle display device | Shoichiro Irimajiri, Yutaka Kosuge | 1986-11-18 |
| 4558460 | Audio apparatus for vehicle | Shuji Tanaka, Tuneaki Sakamoto, Yoshiaki Hirakata, Tetsuo Yamagata | 1985-12-10 |