Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6959208 | Portable terminal | Eiichi Tanaka, Yoko Fujii, Yutaka Kawahigashi, Yoshikazu Watanabe | 2005-10-25 |
| 5374855 | Apparatus and a method for detecting the coincidence of two signal levels | — | 1994-12-20 |