Inventor · Duncan, OK, US

Patty L. Onan

8Patents
8h-index
6Co-inventors
48Inventor score

Filing activity: Jun 3, 1997 → May 29, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5820670A Resilient well cement compositions and methods Emerging Cross-Sectional Technologies 166 Expired
US5875844A Methods of sealing pipe strings in well bores Fixed Constructions 149 Expired
US5911282A Well drilling fluids containing epoxy sealants and methods Fixed Constructions 124 Expired
US5873413A Methods of modifying subterranean strata properties Fixed Constructions 117 Expired
US5969006A Remedial well bore sealing methods Fixed Constructions 110 Expired
US5875846A Methods of modifying subterranean strata properties Fixed Constructions 95 Expired
US6006836A Methods of sealing plugs in well bores Chemistry; Metallurgy 93 Expired
US5909774A Synthetic oil-water emulsion drill-in fluid cleanup methods Emerging Cross-Sectional Technologies 76 Expired

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