Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881292 | Communication device and control method for the same | Hiroyuki Matsumoto | 2011-02-01 |
| 6954652 | Portable telephone apparatus and audio apparatus | — | 2005-10-11 |
| 5935191 | Navigation apparatus for a vehicle | Tetsuya Matsuoka, Kouta Okada, Takayoshi Murahashi, Keiichi Zenmyo, Taro Ura +2 more | 1999-08-10 |