Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10864480 | Portable carbon dioxide absorption system | — | 2020-12-15 |
| 10518214 | Portable carbon dioxide absorption system | — | 2019-12-31 |
| 8561523 | Reciprocating pump having a piston assembly | Randall Ferrain Weaver | 2013-10-22 |
| 8534184 | Replaceable sleeve for a cylinder liner | Clifton Dee Eggleston | 2013-09-17 |
| 8534185 | Reciprocating pump having a pressure compensated piston | Jason Neal Whaley | 2013-09-17 |
| 8365754 | Valve cover assembly and method of using the same | Randall Ferrain Weaver | 2013-02-05 |
| 8186900 | Piston rod retention system | Randall Ferrain Weaver | 2012-05-29 |
| 7789161 | Apparatus for interconnecting and sealing between fixed and rotating conduits and methods of installing same | Randall Ferrain Weaver | 2010-09-07 |
| 7523694 | Cylinder liner preload system | James C. Aday, Lopek Drzewiecki, Michael J. Kubinski | 2009-04-28 |
| 7350534 | Hollow ball valve assembly | Mark A. Staggs | 2008-04-01 |
| 7287460 | Hydraulic retention system for reciprocating pump cylinder liner | Randall Ferrain Weaver | 2007-10-30 |