Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6085810 | Continuous sandbag-forming apparatus and method | Stephen Williams | 2000-07-11 |
| 5881729 | Water sports ear plug | — | 1999-03-16 |
| 5573259 | Bicycle trailer | Edward Castillo | 1996-11-12 |
| 4886054 | Knee brace with cammed stop lever | Edward Castillo, James D. Castillo | 1989-12-12 |
| 4856501 | Knee brace having adjustable width frame pivoted to cuffs | Edward Castillo, James D. Castillo | 1989-08-15 |
| 4441564 | Portable variable angle drilling machine | — | 1984-04-10 |