Inventor · Ponca City, OK, US

Robert M. Siebert

6Patents
6h-index
6Co-inventors
52Inventor score

Filing activity: Sep 16, 1982 → Jul 10, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5068969A Lighted gun sight Mechanical Engineering; Lighting; Heating 32 Expired
US5653287A Cryogenic well stimulation method Fixed Constructions 20 Expired
US6185819A Catalytic converter housing arrangement Emerging Cross-Sectional Technologies 14 Expired
US5464061A Cryogenic coal bed gas well stimulation method Fixed Constructions 8 Expired
US4495292A Determination of expandable clay minerals at well sites Fixed Constructions 6 Expired
US4764903A Method and apparatus to determine permeability of rock formations adjacent a borehole Physics 6 Expired

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