Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498311 | Multi-layer keys with translucent outer layer | James R. Stewart, Hok-Sum Horace Luke | 2002-12-24 |
| 5990871 | Ergonomic pointing device | Aditha May Adams, Steven T. Kaneko, Ferdinand Johannes van Engelen, Christopher G. Alviar, Dana Kim +1 more | 1999-11-23 |
| D399499 | Pointing device | Steven T. Kaneko, Aditha May Adams, Christopher G. Alviar, Ferdinand Johannes van Engelen, Dana Kim +1 more | 1998-10-13 |
| D382261 | Pointing device | Steven T. Kaneko, Aditha May Adams, Christopher G. Alviar, Ferdinand Johannes van Engelen, Dana Kim +1 more | 1997-08-12 |
| D378517 | Pointing device | Steven T. Kaneko, Aditha May Adams, Christopher G. Alviar, Ferdinand Johannes van Engelen, Dana Kim +1 more | 1997-03-18 |
| D377485 | Pointing device | Steven T. Kaneko, Aditha May Adams, Christopher G. Alviar, Ferdinand Johannes van Engelen, Dana Kim +1 more | 1997-01-21 |