Inventor · Norfolk, MA, US

John H. Field

17Patents
9h-index
16Co-inventors
69Inventor score

Filing activity: Jun 26, 1972 → Sep 12, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5594169A Optically sensed wire gyroscope apparatus and system, and methods for manufacture and cursor control Emerging Cross-Sectional Technologies 55 Expired
US4255696A Synchronous motor system Electricity 37 Expired
US4025810A Low noise synchronous motors Electricity 25 Expired
US4423343A Synchronous motor system Electricity 24 Expired
US4112319A Synchronous motor with heterogeneously pitched teeth Electricity 23 Expired
US6279149A Aggregate structure identification and its application to program analysis Physics 20 Expired
US6301700A Method and apparatus for slicing class hierarchies Physics 20 Expired
US6179491A Method and apparatus for slicing class hierarchies Physics 16 Expired
US3956650A Laminar-rotor synchronous inductor motor Electricity 16 Expired
US4488069A Stepping motor Electricity 9 Expired
US7509298B2 System and method for a logical-model based application understanding and transformation Physics 9 Active
US8056047B2 System and method for managing resources using a compositional programming model Physics 3 Active
US4438381A Synchronous motor system Electricity 2 Expired
US8661264B1 Security model for actor-based languages and apparatus, methods, and computer programming products using same Electricity 1 Active
US4831983A Stepper motor control for fuel injection Emerging Cross-Sectional Technologies 1 Expired
US8671284B1 Security model for actor-based languages and apparatus, methods, and computer programming products using same Electricity 1 Active
US10372423B2 System and method for managing resources using a compositional programming model Physics 0 Active

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