Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10394254 | Multi-stage flow control assemblies | John D. Tomlinson | 2019-08-27 |
| 9798331 | Multi-stage back pressure regulators and associated devices, systems, and methods | Scott Steele | 2017-10-24 |
| 9488989 | Flow rate controller for high flow rates and high pressure drops | Gilbert Jones | 2016-11-08 |
| 9383035 | Flow control valve | John D. Tomlinson | 2016-07-05 |
| 9122282 | Multi-stage back pressure regulators and associated devices, systems, and methods | Scott Steele | 2015-09-01 |
| 9110474 | Pressure compensated flow rate controller with BTU meter | Paul Skoglund, Art Smith, Ben Trueblood, Christopher J. Robson | 2015-08-18 |
| 9052715 | Flow rate controller for high flow rates and high pressure drops | Gilbert Jones | 2015-06-09 |
| 8805591 | Pressure compensated flow rate controller with BTU meter | Paul Skoglund, Art Smith, Ben Trueblood, Chris Robson | 2014-08-12 |
| 8469053 | Flow control valve | John D. Tomlinson | 2013-06-25 |
| 7770595 | Flow control valve | John D. Tomlinson | 2010-08-10 |
| 7395708 | Flow measuring apparatus including a piston movable in the flow barrel | John D. Tomlinson | 2008-07-08 |
| 7128086 | Flow control valves | Ben Trueblood, Paul Skoglund | 2006-10-31 |
| 6932107 | Flow control valves | Ben Trueblood, Paul Skoglund | 2005-08-23 |
| 5409042 | Constant-rate flow control valve | — | 1995-04-25 |
| 5358286 | Completely fabricated pipe sleeve assembly | Delbert Eaton | 1994-10-25 |