Inventor · Conway, AR, US

Michael Hill

15Patents
7h-index
9Co-inventors
59Inventor score

Filing activity: Oct 29, 1981 → Jul 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4422896A Magnetically enhanced plasma process and apparatus Electricity 81 Expired
US4472259A Focusing magnetron sputtering apparatus Electricity 29 Expired
US4525262A Magnetron reactive bias sputtering method and apparatus Electricity 28 Expired
US5838124A Systems and methods for braking of actuator and brushless DC motor therein Electricity 25 Expired
US5847530A Systems and methods for torque control of actuator and brushless DC motor therein Electricity 19 Expired
US6851620B2 Floating actuator control system and method Physics 12 Expired
US5872434A Systems and methods for actuator power failure response Electricity 11 Expired
US6899079B1 Engine exhaust brake Mechanical Engineering; Lighting; Heating 6 Expired
US9512582B2 Erosion control block Fixed Constructions 5 Active
US11243016B2 Refrigeration system with combined superheat and subcooling control Emerging Cross-Sectional Technologies 2 Active
US9409183B2 Pump and submersible solids processing arrangement Mechanical Engineering; Lighting; Heating 1 Active
US11732938B2 Refrigeration system with combined superheat and subcooling control Emerging Cross-Sectional Technologies 1 Active
US7972659B2 Method of applying silanes to metal in an oil bath containing a controlled amount of water Textiles; Paper 1 Active
US12055327B2 Refrigeration system with combined superheat and subcooling control Emerging Cross-Sectional Technologies 0 Active
US6966433B1 Guide plated for roller-chain conveyor Performing Operations; Transporting 0 Expired

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