Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5489234 | Enhanced recovery system | — | 1996-02-06 |
| 5449207 | Pipe coupling | — | 1995-09-12 |
| 5319893 | Recovery system | — | 1994-06-14 |
| 5309683 | Recovery system | — | 1994-05-10 |
| 5210949 | Hose trimming apparatus | — | 1993-05-18 |
| 5160688 | Method of making a component pipe coupling | — | 1992-11-03 |
| 5033776 | Component coupling apparatus | — | 1991-07-23 |
| 5022155 | Hose trimming apparatus | — | 1991-06-11 |
| 4895451 | Mixing device | — | 1990-01-23 |
| 4666188 | Coupling apparatus | — | 1987-05-19 |
| 4666193 | Pipe coupling | — | 1987-05-19 |
| 4545156 | Universal abrasive cleaning apparatus | — | 1985-10-08 |
| 4370836 | Universal abrasive cleaning apparatus | — | 1983-02-01 |
| 4255906 | Abrasive cleaning apparatus | — | 1981-03-17 |
| RE30289 | Sand blasting apparatus | — | 1980-06-03 |