Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4702005 | Apparatus for cutting vegetation with incremental feeding of cutting filament | Charles B. Pittinger, Sr., Cynthia A. Pittinger | 1987-10-27 |
| 4656739 | Bump-feed filament vegetation trimmer | — | 1987-04-14 |
| 4633588 | Bump-feed filament vegetation trimmer means and method | — | 1987-01-06 |
| 4561180 | Apparatus for cutting vegetation with incremental feeding of cutting filament | Charles B. Pittinger, Sr., Cynthia A. Pittinger | 1985-12-31 |
| 4338720 | Housing and frame system for vegetation filament trimmer | Charles B. Pittinger, Sr. | 1982-07-13 |
| 4250623 | Filament vegetation trimmer | Cynthia A. Pittinger | 1981-02-17 |
| 4189830 | Self-threading filament trimmer system | — | 1980-02-26 |
| 4187598 | Filament wound perforate plate system | — | 1980-02-12 |