Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D741295 | Curved speaker face | Joseph Westrup, Chan Kei Lee, Kwong Chi Kei, Greg Mitchel Sande | 2015-10-20 |
| D515071 | Speaker | Joseph Westrup | 2006-02-14 |
| D500492 | Speaker with base | Joseph Westrup | 2005-01-04 |
| D500030 | Speaker base | Joseph Westrup | 2004-12-21 |
| D440555 | Speaker | Joseph Westrup | 2001-04-17 |
| D437305 | Speaker | Joseph Westrup | 2001-02-06 |
| D425510 | Computer speaker | Joseph Westrup | 2000-05-23 |