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SEDGEWICK RICHARD D

Overview
  • Total Patents
    12
About

SEDGEWICK RICHARD D has a total of 12 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, machines and measurement are CONTROL TECH DYNAMICS LTD, SHIOBARA HITOSHI and EMILIANE TRANCERIE SPA.

Patent filings in countries

World map showing SEDGEWICK RICHARD Ds patent filings in countries
# Country Total Patents
#1 United States 10
#2 EPO (European Patent Office) 1
#3 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing SEDGEWICK RICHARD Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sedgewick Richard D 12
#2 Carroll David J 3

Latest patents

Publication Filing date Title
US5959415A Linear motor with improved coil design and heat removal
US4859890A Flat windings and coil forms
US4691746A Flat windings, coil forms, and winding method
US4601432A Method for winding wire coils on a toothed stack
US4565094A Apparatus for precision placement and parameter measurement
US4509564A Method for winding annular zig-zag windings
US4538770A Apparatus for winding wire coils on a toothed stack
US4399843A Zig-zag winding machine
US4331896A Zig-zag windings, winding machine, and method
US2493208A Holder for bobbins