Inventor · Pechhofer Weg, CA, US

Mark D. Mueller

13Patents
12h-index
11Co-inventors
67Inventor score

Filing activity: Aug 31, 1989 → Jan 7, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5181571A Well casing flotation device and method Fixed Constructions 258 Expired
US5355967A Underbalance jet pump drilling method Fixed Constructions 188 Expired
US6033344A Fitness apparatus with heart rate control system and method of operation Emerging Cross-Sectional Technologies 158 Expired
US5117915A Well casing flotation device and method Fixed Constructions 138 Expired
US5291956A Coiled tubing drilling apparatus and method Fixed Constructions 120 Expired
US4986361A Well casing flotation device and method Fixed Constructions 111 Expired
US5086843A Oil tool release joint Fixed Constructions 44 Expired
US5086844A Hydraulic release oil tool Mechanical Engineering; Lighting; Heating 36 Expired
US5170847A Hydraulic release oil tool Mechanical Engineering; Lighting; Heating 36 Expired
US5660239A Drag analysis method Fixed Constructions 25 Expired
US5339910A Drilling torsional friction reducer Fixed Constructions 23 Expired
US5174375A Hydraulic release system Mechanical Engineering; Lighting; Heating 21 Expired
US5469925A Downhole tube turning tool Fixed Constructions 11 Expired

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