Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D795041 | Door lock | Carl Johan Grandinson, Tai Jung Lee, Sarah Helen Liddell | 2017-08-22 |
| D786653 | Door lock | Carl Johan Grandinson, Tai Jung Lee, Sarah Helen Liddell | 2017-05-16 |
| D786654 | Door lock | Carl Johan Grandinson, Tai Jung Lee, Sarah Helen Liddell | 2017-05-16 |