Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10342181 | Tree treatment capsule | — | 2019-07-09 |
| 5873190 | Prismatic, pyramidal or similar chemical container for distribution of chemical agent | — | 1999-02-23 |
| 5505021 | Capsule with isolated chemical agent containing cavities | — | 1996-04-09 |
| 5485698 | Tree treatment capsule with radially expanding shank portion | — | 1996-01-23 |
| 5471784 | Gas dispensing tap or plug | — | 1995-12-05 |
| 5459961 | Capsule for treating wooden element | — | 1995-10-24 |
| 5425201 | Capsule having inclined end face for treating wooden element | — | 1995-06-20 |
| 5408781 | Capsule with isolated chemical agent containing cavities | — | 1995-04-25 |
| 5341594 | Tree treatment capsule with volumes for sequentially discharging fluid | — | 1994-08-30 |
| 5287992 | Method and apparatus for applying herbicide and the like to trees | — | 1994-02-22 |
| 5207021 | Tree treatment capsule | — | 1993-05-04 |
| 5086584 | Method and apparatus for applying herbicide and the like to trees | — | 1992-02-11 |
| 5010684 | Tree treatment capsule | — | 1991-04-30 |
| 4905410 | Tree treatment capsule | — | 1990-03-06 |