Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7530590 | Hitch locking and alarm mechanism | — | 2009-05-12 |
| 7431319 | Hitch locking mechanism | — | 2008-10-07 |
| 6889995 | Hitch locking mechanism | — | 2005-05-10 |
| 4938496 | Ball hitch apparatus | Charles Thomas, Margarita C. Flores | 1990-07-03 |
| 4907660 | Interchangeable sectional mining drill and bolt driver system | Margarita C. Flores | 1990-03-13 |
| 4461362 | Mining drill with apertures and collars providing for flow of debris | Margarita C. Flores | 1984-07-24 |