Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7012594 | Ratchet structure for input device | — | 2006-03-14 |
| 6967645 | Encoder device combined with a roller | — | 2005-11-22 |
| 6176730 | Electrical connection cable and manufacturing method thereof | Ping-Sheng Su | 2001-01-23 |