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THOMPSON RAMO WOOLDRIDGE INC

Overview
  • Total Patents
    1,089
About

THOMPSON RAMO WOOLDRIDGE INC has a total of 1,089 patent applications. Its first patent ever was published in 1951. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines, engines, pumps and turbines and mechanical elements are THOMPSON PROD INC, JACK & HEINTZ PREC IND INC and NAGLE IND INC.

Patent filings in countries

World map showing THOMPSON RAMO WOOLDRIDGE INCs patent filings in countries
# Country Total Patents
#1 United States 677
#2 Canada 129
#3 France 111
#4 United Kingdom 94
#5 Germany 40
#6 Switzerland 16
#7 Belgium 14
#8 Spain 5
#9 Brazil 2
#10 Japan 1

Patent filings per year

Chart showing THOMPSON RAMO WOOLDRIDGE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Herbenar Edward J 53
#2 Sampietro Achilles C 31
#3 Heiss John P 23
#4 Clark Hubert M 17
#5 Tauschek Max J 17
#6 Drutchas Gilbert H 16
#7 Prasse Herbert F 15
#8 Corbett Marshall J 13
#9 Fathauer George H 12
#10 Thrap John E 12

Latest patents

Publication Filing date Title
DE1498051A1 Gyrocompass
DE1498050A1 Pre-tension free gyro compass
DE1234852B Radiation source for the generation of successive flashes of high intensity
DE1297411B Method of manufacturing a ball joint
ES307258A1 A seat device supporting rotula joints. (Machine-translation by Google Translate, not legally binding)
GB1025597A Improvements in or relating to pumps
DE1265783B Arrangement for generating a linearized saw tooth voltage triggered by a trigger pulse
ES304157A3 Improvements introduced in the manufacture of sheath closures, particularly adapted for articulations type spherical rotula. (Machine-translation by Google Translate, not legally binding)
GB1027923A Improvements in or relating to locks, in particular valve spring retainer locks
ES302111A1 A pump for a servomecanism for automobiles. (Machine-translation by Google Translate, not legally binding)
US3193890A Apparatus for casting centrifugal type pumps
DE1266591B Pressure relief arrangement for elastic sealing bellows
GB991243A Improvements in or relating to boot seals
US3169515A Fulcrum adjuster
US3185102A Vane pump sealing glands
DE1450040A1 Joint structure
GB978412A Improvements in or relating to ball joints
DE1426436B1 Nuclear recoil drive
GB1000177A Magnetic tape handling apparatus
US3274437A High intensity radiant energy source