Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072056 | Wear inserts for well service reactive dampeners | — | 2024-08-27 |
| 12031659 | Stabilizer cartridge | Stephen Michael Harold | 2024-07-09 |
| 11988071 | Drill string-connected protection from borehole pulsation energies | Cersten Jantzon | 2024-05-21 |
| 11754216 | Top repairable gas-charged bladder type pulsation dampener | Cersten Jantzon | 2023-09-12 |
| 11686328 | Cellular tube for replacement of traditional gas-charged cartridges in suction stabilizers | — | 2023-06-27 |
| 11591859 | Surface equipment protection from borehole pulsation energies | Lucas Love, Gregg M. Mathiak, Cersten Jantzon | 2023-02-28 |
| 11473711 | System pulsation dampener device(s) substituting for pulsation dampeners utilizing compression material therein | — | 2022-10-18 |
| 11460140 | Mini-dampeners at pump combined with system pulsation dampener | — | 2022-10-04 |
| 11384887 | Nested pre-charge cartridges | — | 2022-07-12 |
| 11125374 | Retaining sleeve for high pre-charge cartridge | — | 2021-09-21 |
| 10890170 | Replacement tube for a cellular suction stabilizing manifold | — | 2021-01-12 |
| 10876668 | Precharge manifold system and method | — | 2020-12-29 |
| 10508763 | Combination gas pulsation dampener, cross and strainer | — | 2019-12-17 |
| D868114 | Combination gas pulsation dampener, cross and strainer | — | 2019-11-26 |
| 9790934 | Pump pulsation discharge dampener with curved internal baffle and pressure drop feature creating two internal volumes | Gregg M. Mathiak, Ray D. Kelm | 2017-10-17 |
| 9695970 | Composite pulsation dampener | Gregg M. Mathiak, Timothy A. Douglas | 2017-07-04 |
| 9249915 | Pump pulsation discharge dampener with dual pressure drop tube assemblies having unequal sizes | — | 2016-02-02 |
| 7542875 | Reciprocating pump performance prediction | — | 2009-06-02 |
| 5480163 | Lip seal with reinforced backup | Hank T. Miser, Frederick B. Pippert | 1996-01-02 |
| 5284084 | Light weight piston | Frederick B. Pippert | 1994-02-08 |
| 5275204 | Valve element | Frederick B. Pippert | 1994-01-04 |
| 5054715 | Apparatus and methods for reducing aircraft lifting surface flutter | Thomas R. Hager, Gerald C. Lakin | 1991-10-08 |
| 4917331 | Apparatus and methods for reducing aircraft lifting surface flutter | Thomas R. Hager, Gerald C. Lakin | 1990-04-17 |
| 4860995 | Valve element for use in pumps for handling fluids containing abrasive materials | — | 1989-08-29 |
| 4479620 | Wing load alleviation system using tabbed allerons | Kenneth J. R. Manning | 1984-10-30 |