Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386314 | Flexible earphone assembly for use during hearing screening | Neil J. Sheehan, Christian Walton, DAVID A. SHERATON, SR., William R. New | 2002-05-14 |
| 6036797 | Process of producing IC cards | Toyoji Kanazawa, Shingo Ichikawa, Hiroyuki Kaneko, Hisataro Watada | 2000-03-14 |
| D399001 | Adapter for hearing aid | Isao Yabe, Akira Yanagisawa | 1998-09-29 |
| D397796 | Hearing aid | Isao Yabe, Akira Yanagisawa | 1998-09-01 |
| 4535626 | Display system to indicate sailing data of a small size boat | — | 1985-08-20 |