Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10624272 | Tree punch and tree plug insertion tool | Glayne Doolittle | 2020-04-21 |
| 10462979 | Injection plug for insertion into a tree | Glayne Doolittle | 2019-11-05 |
| 8677684 | Tree injection plug | Glayne Doolittle | 2014-03-25 |
| 8671614 | Injection tip for use with an injector for injecting liquid chemical into a tree | Glayne Doolittle | 2014-03-18 |