Inventor · Bradford, GB

John B. Clarke

14Patents
8h-index
13Co-inventors
65Inventor score

Filing activity: May 27, 1981 → Nov 18, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5384343A Water absorbing polymers Chemistry; Metallurgy 28 Expired
US4690971A Water absorbing polymers Chemistry; Metallurgy 24 Expired
US4559074A Water absorbing polymers Emerging Cross-Sectional Technologies 18 Expired
US4361452A Method of adhering wallcovering using aqueous adhesive compositions Emerging Cross-Sectional Technologies 15 Expired
US4476190A Adhesives for prepasted wallcoverings Emerging Cross-Sectional Technologies 14 Expired
US4880858A Water absorbing polymers Chemistry; Metallurgy 14 Expired
US6359058B1 Dispersants for emulsion paints Chemistry; Metallurgy 9 Expired
US5779465A Spark ignited burner Mechanical Engineering; Lighting; Heating 8 Expired
US4639395A Prepasted wallcoverings Emerging Cross-Sectional Technologies 7 Expired
US4370429A Dispersing solid carbonaceous material in water Chemistry; Metallurgy 6 Expired
US4713264A Process of forming prepasted wallcoverings Chemistry; Metallurgy 5 Expired
US5000159A Spark ignited burner Mechanical Engineering; Lighting; Heating 4 Expired
US4530102A Lancing in electric arc steelmaking Emerging Cross-Sectional Technologies 3 Expired
US5447293A Method and apparatus for quenching heat treated objects Chemistry; Metallurgy 1 Expired

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