Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10663101 | Method of installing a heat tube on pre-insulated piping | Clinton James Riggin | 2020-05-26 |
| 10525619 | Method of installing a heat tube on pre-insulated piping | — | 2020-01-07 |
| 10421232 | Method of installing a heat tube on pre-insulated piping | — | 2019-09-24 |
| 10293528 | Continuous method for producing pre-insulated piping | — | 2019-05-21 |
| 10293527 | Continuous method for producing pre-insulated piping | — | 2019-05-21 |
| 9377150 | Method and apparatus for preserving the long term structural integrity of bonded foam pre-insulated piping systems | — | 2016-06-28 |
| 9140386 | Anchor system for pre-insulated piping | — | 2015-09-22 |
| 8544502 | Anchor system for pre-insulated piping | — | 2013-10-01 |
| 8468677 | Water spread limiting system for pre-insulated piping | — | 2013-06-25 |
| 8033754 | Method of installing pre-insulated piping | — | 2011-10-11 |
| 7960978 | Method for providing leak detection in pre-insulated piping | — | 2011-06-14 |
| 7418979 | Method and apparatus for preventing foam disbondment | — | 2008-09-02 |
| 7143788 | High temperature line expansion installation with bellows | — | 2006-12-05 |
| 7037557 | Ceramic coating process for pre-insulated piping | — | 2006-05-02 |
| 7032621 | High temperature line expansion installation with release agent | — | 2006-04-25 |
| 7028717 | Water stop for a loop installation in a pre-insulated pipeline | — | 2006-04-18 |
| 6978807 | Water stop for a line installation in a pre-insulated pipeline | — | 2005-12-27 |
| 6547908 | Method of manufacturing a thermoplastic tubular jacket | James Bass | 2003-04-15 |
| 5736715 | Method of forming pressure testable joint between insulated pipes using split sleeve arrangement | — | 1998-04-07 |