Inventor · Rodgau, DE

Michael C. Romer

84Patents
19h-index
86Co-inventors
87Inventor score

Filing activity: Dec 5, 1980 → Mar 4, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4510069A Cyclohexane derivatives Chemistry; Metallurgy 76 Expired
US4400293A Liquid crystalline cyclohexylphenyl derivatives Chemistry; Metallurgy 74 Expired
US4551264A Polyhalogenoaromatic compounds for liquid crystal compositions Chemistry; Metallurgy 73 Expired
US10221639B2 Deviated/horizontal well propulsion for downhole devices Fixed Constructions 58 Active
US4331552A Liquid crystalline, partially hydrogenated oligo-1,4-phenylenes and dielectrics and electro-optical display elements containing them Chemistry; Metallurgy 43 Expired
US9863222B2 System and method for monitoring fluid flow in a wellbore using acoustic telemetry Fixed Constructions 42 Active
US4606845A Bicyclohexylethanes Chemistry; Metallurgy 40 Expired
US4639328A Thienothiophene derivatives Chemistry; Metallurgy 35 Expired
US4776973A Pyrimidine derivatives Chemistry; Metallurgy 34 Expired
US4490305A Liquid-crystalline halogen compounds, process for their preparation, dielectrics containing these, and electro-optical display element Chemistry; Metallurgy 29 Expired
US4386007A Liquid crystalline naphthalene derivatives Chemistry; Metallurgy 28 Expired
US4724097A Bicyclohexylethanes Chemistry; Metallurgy 26 Expired
US4699636A Process for outgassing liquid-crystalline materials Chemistry; Metallurgy 25 Expired
US4419264A Fluorine-containing 4,4'-bis-(cyclohexyl)-biphenyl derivatives, and dielectrics and electro-optical display elements containing them Chemistry; Metallurgy 23 Expired
US5308538A Supertwist liquid-crystal display Chemistry; Metallurgy 22 Expired
US4505837A Liquid crystalline phenylcyclohexene derivatives Chemistry; Metallurgy 22 Expired
US4620938A Hydroterphenyls Chemistry; Metallurgy 21 Expired
US4730904A Organosilicon compounds Physics 21 Expired
US4594465A Compounds containing a fluorobiphenylyl group Chemistry; Metallurgy 20 Expired
US4622164A Bicyclohexyls Chemistry; Metallurgy 14 Expired
US4505838A Halogenobiphenyl derivatives Chemistry; Metallurgy 12 Expired
US4812258A Fluorine-containing pyrimidine derivatives Chemistry; Metallurgy 12 Expired
US4473487A 4-Fluorobiphenyl derivatives, their preparation, and dielectrics and electro-optical display element containing them Chemistry; Metallurgy 12 Expired
US6786249B2 Device for sterilizing packaging using hydrogen peroxide Human Necessities 12 Expired
US5108652A Cyclohexane derivatives Chemistry; Metallurgy 10 Expired

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