Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10028433 | Debris deflector for string trimmer | Robert V. Albertson | 2018-07-24 |
| 8590166 | Debris deflector and knife for string trimmer | Robert V. Albertson | 2013-11-26 |
| D645313 | Combined knife and deflector | Robert V. Albertson | 2011-09-20 |
| D628034 | String trimmer knife | Robert V. Albertson | 2010-11-30 |