Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353893 | Sleep mode indicator for a battery-operated device | Christine Liu, Jonathan Liu | 2002-03-05 |
| 6203167 | Drawer light fixture for those having vision difficulties | Christine Liu, Jonathan Liu | 2001-03-20 |