Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528642 | Methods of using couplings with projections having angularly oriented surface portions | — | 2016-12-27 |
| 9435469 | Coupling with notched projections having gasket pocket of varying depth | Frank J. Cygler, III, Douglas R. Dole | 2016-09-06 |
| 9395024 | Coupling having gasket pocket of varying depth | Frank J. Cygler, III, Douglas R. Dole | 2016-07-19 |