Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976928 | Sports ball spotting apparatus | — | 2005-12-20 |
| 4835888 | Excavating tooth and holder therefor | — | 1989-06-06 |
| 4776114 | Teeth on a tooth | Charles W. Hemphill, Jr., James Hemphill | 1988-10-11 |
| 4727664 | Digging tooth and holder therefor | — | 1988-03-01 |
| 4713897 | Reversible digging teeth and holder therefor | — | 1987-12-22 |
| 4516339 | Combination excavating bucket, shank and digging teeth | — | 1985-05-14 |
| 4507924 | System for efficiently converting hydrocarbons into power | — | 1985-04-02 |
| 4476642 | Digging tooth and holder assembly | — | 1984-10-16 |
| 4449309 | Flat bottom bucket and digging teeth | — | 1984-05-22 |
| 4321762 | Digging tooth apparatus for V bottom bucket | — | 1982-03-30 |
| 4251933 | Lip and teeth in combination with a flat bottom bucket | — | 1981-02-24 |
| 4207693 | Backhoe bucket adapter bushing and pin method and apparatus | — | 1980-06-17 |