Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382856 | Support linkage for keyswitch | — | 2002-05-07 |
| 6318695 | Notebook computer key | — | 2001-11-20 |
| 6222527 | Compact key structure | — | 2001-04-24 |
| 6191776 | Compact key structure | — | 2001-02-20 |
| 6179497 | Keyswitch for notebook computer | — | 2001-01-30 |
| 6160233 | Key structure of computer keyboard | — | 2000-12-12 |
| 6091036 | Keyswitch for computer keyboards | — | 2000-07-18 |
| 6004051 | Key structure of computer keyboard | — | 1999-12-21 |
| 5997196 | Key structure of computer keyboard | — | 1999-12-07 |