Inventor · Sugar Land, TX, US

Albert Hoefel

28Patents
7h-index
35Co-inventors
69Inventor score

Filing activity: Jul 3, 2001 → Jan 19, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6822579B2 Steerable transceiver unit for downhole data acquistion in a formation Physics 86 Expired
US6986282B2 Method and apparatus for determining downhole pressures during a drilling operation Fixed Constructions 52 Expired
US7158049B2 Wireless communication circuit Electricity 29 Expired
US7594541B2 Pump control for formation testing Fixed Constructions 28 Active
US8022561B2 Kinetic energy harvesting in a drill string Fixed Constructions 23 Active
US7878244B2 Apparatus and methods to perform focused sampling of reservoir fluid Fixed Constructions 11 Active
US8931548B2 Modular connector and method Fixed Constructions 7 Active
US8757986B2 Adaptive pump control for positive displacement pump failure modes Mechanical Engineering; Lighting; Heating 5 Active
US9222352B2 Control of a component of a downhole tool Physics 4 Active
US9416606B2 While drilling valve system Fixed Constructions 4 Active
US9416655B2 Modular connector Fixed Constructions 4 Active
US8967253B2 Pump control for formation testing Fixed Constructions 3 Active
US10876393B2 Submersible electrical system assessment Electricity 2 Active
US9534459B2 Pump actuated valve Mechanical Engineering; Lighting; Heating 2 Active
US10007260B2 Fault detection and tolerance in downhole tool string assemblies Physics 2 Active
US10364915B2 Valve shift detection systems and methods Emerging Cross-Sectional Technologies 1 Active
US11913444B2 Electrical submersible pump control Electricity 1 Active
US9115544B2 Modular downhole tools and methods Emerging Cross-Sectional Technologies 1 Active
US10753361B2 ESP pump flow rate estimation and control Mechanical Engineering; Lighting; Heating 1 Active
US10184315B2 While drilling valve system Fixed Constructions 1 Active
US9121262B2 Pump control for formation testing Fixed Constructions 1 Active
US9441425B2 Drilling tool system and method of manufacture Fixed Constructions 0 Active
US12221867B2 Event driven control schemas for artificial lift Physics 0 Active
US8464796B2 Fluid resistivity measurement tool Fixed Constructions 0 Active
US12297823B2 Electrical submersible pump control Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.