Inventor · Berea, OH, US

John C. Morris

103Patents
26h-index
74Co-inventors
93Inventor score

Filing activity: Aug 8, 1977 → Jul 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5880769A Interactive smart card system for integrating the provision of remote and local services Electricity 519 Expired
US4982732A Orthopedic rehabilitation knee brace Emerging Cross-Sectional Technologies 103 Expired
US4525504A Stabilized polyester compositions suitable for outdoor applications Chemistry; Metallurgy 99 Expired
US6043322A Clear polycarbonate and polyester blends Chemistry; Metallurgy 97 Expired
US5942585A Polycarbonate and polyester blends Chemistry; Metallurgy 96 Expired
US5955565A Polyesters from terephthalic acid, 2,2,4,4-tetramethyl-1,3-cyclobutanediol and ethylene glycol Chemistry; Metallurgy 90 Expired
US6037424A Clear blends of polycarbonates and polyesters Chemistry; Metallurgy 88 Expired
US6011124A Blends of bisphenol a polycarbonate and polyesters Chemistry; Metallurgy 88 Expired
US6005059A Clear polycarbonate and polyester blends Chemistry; Metallurgy 88 Expired
US5239020A Polyester/polycarbonate blends Chemistry; Metallurgy 84 Expired
US5989663A Blow-molding polyesters from terephthalic acid, 2, 2, 4, 4-tetramethyl-1,3-cyclobutanediol, and ethylene glycol Emerging Cross-Sectional Technologies 76 Expired
US6096854A Blow-molding polyesters from terephthalic acid, 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and ethylene glycol Emerging Cross-Sectional Technologies 69 Expired
US6101058A Method of implementing a linear discrete-time state-space servo control system on a fixed-point digital signal processor in a disc drive Physics 53 Expired
US6493172B1 Disturbance rejection of mechanical interaction for dual-actuator disc drives using adaptive feedforward servo Physics 45 Expired
US6069764A Compensation for repeatable run-out error Physics 43 Expired
US6580579B1 Disturbance rejection for disc drives using adaptive accelerometer feedforward servo Physics 42 Expired
US5586970A Articulating adjustabe condylar pad for knee brace Human Necessities 42 Expired
US4169933A Liquid crystal copolyesters containing terephthalic acid and 2,6-naphthalenedicarboxylic acid Chemistry; Metallurgy 39 Expired
US9911442B1 Feedforward compensation for multi-actuator hard drives Physics 36 Active
US6768610B1 Microactuator servo system in a disc drive Physics 35 Expired
US5978752A Model validation algorithm for characterizing parameters and uncertainty in a disc drive Physics 34 Expired
US6600619B1 Vibration control of piezoelectric microactuator Physics 33 Expired
US4619976A Blends of copolyesters and polycarbonate Chemistry; Metallurgy 32 Expired
US6741417B2 Plant variation compensation for piezoelectric microactuator in dual-stage servo of disc drives Physics 28 Expired
US6542326B1 Microactuator-induced reactive forces for fine positioning a sensor Physics 27 Expired

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