Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6950635 | Vehicular communication apparatus | Yukio Miyamaru, Tetsuo Yamagata, Susumu Yoshida | 2005-09-27 |
| 6876845 | Radio communication system for vehicle | Yukio Miyamaru | 2005-04-05 |
| 6862358 | Piezo-film speaker and speaker built-in helmet using the same | — | 2005-03-01 |