Inventor · Northport, NY, US

Anwar Chitayat

58Patents
23h-index
17Co-inventors
85Inventor score

Filing activity: Aug 9, 1976 → Dec 9, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5783877A Linear motor with improved cooling Electricity 82 Expired
US5334892A Positioning device for planar positioning Emerging Cross-Sectional Technologies 79 Expired
US6215206A Rotary-linear actuator Electricity 67 Expired
US4392642A Workpiece positioning table with air bearing pads Mechanical Engineering; Lighting; Heating 62 Expired
US4812725A Positioning device with dual linear motor Physics 61 Expired
US5723917A Flat linear motor Electricity 59 Expired
US4749921A Linear motor with non-magnetic armature Electricity 57 Expired
US5994798A Closed-path linear motor Electricity 52 Expired
US5965963A Linear motor with a plurality of stages independently movable on the same path Electricity 52 Expired
US5519266A High efficiency linear motor Electricity 50 Expired
US7218017B1 System and method to control a rotary-linear actuator Electricity 48 Expired
US4595870A Linear motor Emerging Cross-Sectional Technologies 44 Expired
US4013280A Workpiece positioning table Emerging Cross-Sectional Technologies 40 Expired
US4985651A Linear motor with magnetic bearing preload Mechanical Engineering; Lighting; Heating 38 Expired
US4839545A Cooling system for linear motor Electricity 35 Expired
US4505464A High precision workpiece positioning table Mechanical Engineering; Lighting; Heating 34 Expired
US4834353A Linear motor with magnetic bearing preload Mechanical Engineering; Lighting; Heating 32 Expired
US6005309A Two-axis motor with high density magnetic platen Emerging Cross-Sectional Technologies 30 Expired
US6137195A Rotary-linear actuator Electricity 28 Expired
US4560911A Positioning table and linear motor Physics 28 Expired
US4571799A Method for producing air bearing pads for positioning table Emerging Cross-Sectional Technologies 26 Expired
US4625132A Linear motor with seal Electricity 24 Expired
US5925943A Modular wireless linear motor Electricity 24 Expired
US4378709A Friction drive for positioning table Emerging Cross-Sectional Technologies 23 Expired
US5907200A Linear encoder Electricity 22 Expired

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