Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331855 | Pre-assembled pipe coupling with manually manipulatable segments | — | 2025-06-17 |
| 12038109 | Pre-assembled pipe coupling with manually manipulatable segments | — | 2024-07-16 |
| 11754209 | Pre-assembled pipe coupling with manually manipulatable segments | — | 2023-09-12 |
| 11692653 | Pre-assembled pipe coupling with an insertion boundary for axial receipt of pipe ends | — | 2023-07-04 |
| 11378209 | Pre-assembled pipe coupling with an insertion boundary for axial receipt of pipe ends | — | 2022-07-05 |
| 11313496 | Pre-assembled pipe coupling with manually manipulatable segments | — | 2022-04-26 |
| D889611 | Pipe coupling | — | 2020-07-07 |
| D865919 | Pipe coupling | — | 2019-11-05 |
| D839399 | Pipe coupling | — | 2019-01-29 |
| D839398 | Pipe coupling | — | 2019-01-29 |
| D836184 | Pipe coupling | — | 2018-12-18 |
| D836185 | Pipe coupling | — | 2018-12-18 |
| 10100954 | Systems and methods for pipe couplings | — | 2018-10-16 |
| 9404608 | Systems and methods for pipe couplings | — | 2016-08-02 |
| 9080700 | Coupling gaskets and associated methods | Michael W. Horgan | 2015-07-14 |
| 8646814 | Coupling gaskets and associated methods | Michael W. Horgan | 2014-02-11 |
| 6196039 | Groove rolling of piping elements | James O. Williams, Bruce M. Platusich | 2001-03-06 |
| 5778715 | Cold rolling positioning roller assembly | James O. Williams | 1998-07-14 |
| 5570603 | Method and apparatus for cold rolling piping element connections having multiple outward steps | Charles N. Chatterley, Michael W. Horgan | 1996-11-05 |
| 4998313 | Self-adjusting variable height gangway system | Carl R. Peterson | 1991-03-12 |