Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7082712 | Arthropod containment trap | David Harris, Agenor Mafra-Neto | 2006-08-01 |
| 6817102 | Trimmer head | David Harris | 2004-11-16 |
| D478958 | Arthropod trap housing | David Harris, Agenor Mafra-Neto | 2003-08-26 |
| 6112416 | Weed and grass trimmer attachment head | David Harris, Karl Hymmen | 2000-09-05 |
| D253933 | Container for pills or the like | — | 1980-01-15 |