Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12076202 | Oral suction device | Densen Cao | 2024-09-03 |
| 11793617 | Oral suction device | Densen Cao | 2023-10-24 |
| 9839491 | Dental handpieces | Robert Larsen, Bruce Draper, Densen Cao | 2017-12-12 |
| D740117 | Packaging tray | Densen Cao, Robert Larsen, Steven D. Jensen | 2015-10-06 |
| 8220115 | Holder for handpiece devices | Douglas D. Beattie, Zhaohui Lin, Densen Cao | 2012-07-17 |
| D655165 | Packaging tray | Steven D. Jensen | 2012-03-06 |