Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11194356 | Linear stage efficiency techniques for H-bridge systems | Xiaohua Su, Stephen Todd Van Duyne, Yanfeng Lu, Mathew Todd Wich | 2021-12-07 |
| D599229 | Electronic tape measure | — | 2009-09-01 |
| 7155829 | Art design knife | — | 2007-01-02 |
| 7121006 | Art design knife | — | 2006-10-17 |
| D507197 | Measure tape | — | 2005-07-12 |
| 6473986 | Tape rule blade | — | 2002-11-05 |
| D460908 | Utility cutter | — | 2002-07-30 |
| 6374497 | Utility cutter | — | 2002-04-23 |
| D322943 | Measuring tape case | — | 1992-01-07 |
| 5014437 | Structure of an ink cup | — | 1991-05-14 |