Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5380052 | Releasable handle-type fastener for pipe couplings | — | 1995-01-10 |
| 5366263 | Releasable fastener for pipe couplings | — | 1994-11-22 |
| 5282654 | Pipe coupling sleeve | — | 1994-02-01 |
| 5249829 | Pipe coupling gasket insert | — | 1993-10-05 |
| 5044674 | Angularly adjustable pipe connector | — | 1991-09-03 |
| 4966395 | Rigid or flexible coupling for pipes | — | 1990-10-30 |
| 4867482 | Lugless pipe couplings | — | 1989-09-19 |
| 4822077 | Pipe coupling reducing insert | — | 1989-04-18 |