Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9730540 | Cup lid | Alexander Ross Kastelic | 2017-08-15 |
| 9452867 | Drink cup lid | Darin Charles Koestring, Ryan Dewig | 2016-09-27 |
| 9034231 | Cup lid | Alexander Ross Kastelic | 2015-05-19 |