Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264763 | System for conduit squeeze retainer | Joshua E. Clapper, Roy L. Dean | 2025-04-01 |
| 12038108 | System, method and apparatus for in-line removable pipe assembly | Joshua E. Clapper, Roy L. Dean | 2024-07-16 |
| 11543054 | Pipe retrieval apparatus, system, and method | Joshua E. Clapper, Michael A. Dotsey, Aaron Blinn, Mark Brunni, John Swartzentruber | 2023-01-03 |
| 11441714 | System, method and apparatus for ramped retainer for a pipe | Joshua E. Clapper, Roy L. Dean | 2022-09-13 |
| 11396966 | System, method and apparatus for sheathed retainer for a restrained pipe joint | — | 2022-07-26 |
| 11131408 | System, method and apparatus for expansion coupling for pipes | — | 2021-09-28 |
| 11098834 | System, method and apparatus for debris shield for squeeze-activated retainer for a conduit | Joshua E. Clapper, Roy L. Dean | 2021-08-24 |
| 11054060 | Pipe retriever apparatus, system, and method | Joshua E. Clapper, Aaron Blinn, Mark Brunni, John Swartzentruber, Michael A. Dotsey | 2021-07-06 |
| 11035505 | System, method and apparatus for in-line removable pipe assembly | Joshua E. Clapper, Roy L. Dean | 2021-06-15 |
| 11015753 | System, method and apparatus for pull-actuated spline for coupling with a pipe | Roy L. Dean, Joshua E. Clapper | 2021-05-25 |
| 10808844 | System, method and apparatus for pipe restrained joint seal and lock | Joshua E. Clapper, Roy L. Dean | 2020-10-20 |
| 10794517 | System, method and apparatus for expansion coupling for pipes with sheathed grooves | Joshua E. Clapper | 2020-10-06 |
| 10746335 | System, method and apparatus for ramped retainer for a pipe | Joshua E. Clapper, Roy L. Dean | 2020-08-18 |
| 10550979 | System for conduit squeeze retainer | Joshua E. Clapper, Roy L. Dean | 2020-02-04 |