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DAVIS ALLEN V C

Overview
  • Total Patents
    22
About

DAVIS ALLEN V C has a total of 22 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States, Canada and China. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are OLVIS SMELTZEKERINGEN, FIRST IND CORP and BELLEVAUX SIBEL SOC IND DE.

Patent filings in countries

World map showing DAVIS ALLEN V Cs patent filings in countries
# Country Total Patents
#1 United States 19
#2 Canada 2
#3 China 1

Patent filings per year

Chart showing DAVIS ALLEN V Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Davis Allen V C 21

Latest patents

Publication Filing date Title
CN1052971A Control actuator and switch
CA2006748A1 Control actuator and switch
US4941254A Method for producing a motion transmitting and amplifying device
US4862723A Method and apparatus for producing precise length devices
US4262697A Air valve and pressure responsive actuator
US4152559A Pressure responsive device and piston seal
US4137434A Fluid pressure responsive device
US4142500A Two-stroke engine and direct thrust piston
US3663085A Stereoscopic viewing apparatus with single-axis optical system with conventional object lens
US3566065A Motion transfer mechanism
US3577793A Mechanical motion transmitter
US3556340A Communicating spring system with coned snap spring
US3482732A Frangible safety means for relieving excess fluid pressure
US3472980A Disk spring motion converter
US3349201A Electrical switch with phased contact operation
US3030096A Snap action device
US3056004A Sensitive pressure switch
US2953150A Flow proportioning device
US2824919A Pressure responsive switch
US2748215A Electric switch