Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9356178 | Plasmonic phototransistor | Robert E. Peale, Christian W. Smith | 2016-05-31 |
| 6944472 | Cellular phone allowing a hand-written character to be entered on the back | — | 2005-09-13 |
| 6625445 | Data transfer method and system | — | 2003-09-23 |
| 6542140 | Color liquid crystal display and display method thereof | — | 2003-04-01 |
| 6415165 | Portable telephone device with additional display and data inputting capability | — | 2002-07-02 |
| 5535436 | Portable transceiver and ESN transfer system therefor | Ikio Yoshida | 1996-07-09 |
| 5398332 | System for detecting the malfunction of a CPU including a watchdog timer circuit and a memory for storing a malfunction count | Motoyoshi Komoda | 1995-03-14 |
| 4982424 | Telephone having receive call indicating function and mute/light key | Akio Saito, Tomoko Tsukamoto | 1991-01-01 |
| 4924193 | Volume control circuit for use in portable telephone or the like | Akio Saito | 1990-05-08 |