Inventor

RINGGENBERG PAUL DAVID

US41 patents

⚠️ This page may combine multiple inventors who share the name “RINGGENBERG PAUL DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RINGGENBERG PAUL DAVID

HALLIBURTON ENERGY SERVICES INC

Pressure responsive downhole tool having an adjustable shear thread retaining mechanism and related methods

Communicating with a downhole tool

Wellbore servicing assemblies and methods of using the same

Downhole interventionless depth correlation

Perforating gun assembly for use within a borehole

Retrievable packer with delayed setting

Measuring lengths of resizable elements downhole

Downhole repeat micro-zonal isolation assembly and method

Rupture disc secondary seal assembly and related methods

Pressure responsive downhole tool having a selectively activatable pressure relief valve and related methods

Autonomous painted joint simulator and method to reduce the time required to conduct a subsea dummy run

System and method for a downhole hanger assembly

Rotational wellbore test valve

Subsea dummy run elimination assembly and related method

Configurable and expandable fluid metering system

Maintaining a downhole valve in an open position

Pressure responsive downhole tool with low pressure lock open feature and related methods

Non-electronic air chamber pressure sensor

Downhole tester valve having rapid charging capabilities and method for use thereof

Downhole tool consistent fluid control

HALLIBURTON ENERGY SERV INC

Methods of downhole testing subterranean formations and associated apparatus therefor

Methods of downhole testing subterranean formations and associated apparatus therefor

Methods of downhole testing subterranean formations and associated apparatus therefor

Methods of downhole testing subterranean formations and associated apparatus therefor

Methods of downhole testing subterranean formations and associated apparatus therefor

Vibration based downhole power generator

Methods of downhole testing subterranean formations and associated apparatus therefor

Early evaluation system with pump and method of servicing a well

Methods of downhole testing subterranean formations and associated apparatus therefor

Method and apparatus for measuring a distance

Methods and apparatus for downhole completion cleanup

Method of mixing a formation fluid sample by rotating a downhole sampling chamber

Downhole tester valve having rapid charging capabilities and method for use thereof

System and method of mixing a formation fluid sample in a downhole sampling chamber with a magnetic mixing element

RINGGENBERG PAUL DAVID

Ball valve

Pump through circulating and or safety circulating valve

Rotational test valve with tension reset

Rotational wellbore test valve

IRANI CYRUS A

Wireline conveyed single phase fluid sampling apparatus and method for use of same

ZEVENBERGEN REID ELLIOTT

Time delayed secondary retention mechanism for safety joint in a wellbore

ZELLER VINCENT PAUL

Systems and methods for single-phase fluid sampling