Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9737092 | Herbal grinder and reservoir | David R. Markle | 2017-08-22 |
| D762090 | Grinder top | David R. Markle | 2016-07-26 |
| D762091 | Grinder bottom | David R. Markle | 2016-07-26 |
| D739075 | Combined grinder and reservoir | David R. Markle | 2015-09-15 |
| D739076 | Combined grinder and reservoir | David R. Markle | 2015-09-15 |