Ross G. DUSTERHOFT

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1007 Nottingham Dr., TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Sub-surface safety valve assembly
- Patent number 11,920,435
- Issue date Mar 5, 2024
- Halliburton Energy Services, Inc.
- Ross G. Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool actuator with viscous fluid clearance paths
- Patent number 11,753,905
- Issue date Sep 12, 2023
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well flow control using delayed secondary safety valve
- Patent number 11,661,826
- Issue date May 30, 2023
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsurface safety valve with uniform loading
- Patent number 11,661,820
- Issue date May 30, 2023
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Grant
Textured resilient seal for a subsurface safety valve
- Patent number 11,506,020
- Issue date Nov 22, 2022
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Well Flow Control Using Delayed Secondary Safety Valve
- Publication number 20220349279
- Publication date Nov 3, 2022
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Application
Textured Resilient Seal For A Subsurface Safety Valve
- Publication number 20220307347
- Publication date Sep 29, 2022
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole Tool Actuator With Viscous Fluid Clearance Paths
- Publication number 20220307348
- Publication date Sep 29, 2022
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Application
Subsurface Safety Valve With Uniform Loading
- Publication number 20220205338
- Publication date Jun 30, 2022
- Halliburton Energy Services, Inc.
- Ross Glen Dusterhoft
- E21 - EARTH DRILLING MINING
Information Patent Application
A SUB-SURFACE SAFETY VALVE ASSEMBLY
- Publication number 20220010652
- Publication date Jan 13, 2022
- Halliburton Energy Services, Inc.
- Ross G. DUSTERHOFT
- E21 - EARTH DRILLING MINING