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MILLER BROS

Overview
  • Total Patents
    41
About

MILLER BROS has a total of 41 patent applications. Its first patent ever was published in 1935. It filed its patents most often in Canada and United States. Its main competitors in its focus markets civil engineering, machines and electrical machinery and energy are PAPER PAK PROD INC, ULTRAFAB INC and ORCON CORP.

Patent filings in countries

World map showing MILLER BROSs patent filings in countries
# Country Total Patents
#1 Canada 21
#2 United States 20

Patent filings per year

Chart showing MILLER BROSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Miller Norman K 36
#2 Miller N 4
#3 Boriski Martin J 1

Latest patents

Publication Filing date Title
US4137116A Method of making a pressure switch
US4051336A Pressure sensitive door edge switch and actuator construction
US3896590A Door safety edge construction
US3855733A Sensitive edge for a door
US3842866A Plastic welded tube
CA974551A Safety edge construction for a powered door
US3754176A Electric circuit for a safety door edge
US3739129A Tube welding apparatus and method
US3693026A Safety edge construction for a powered door
US3530925A Door construction having pneumatic cushion
US3407263A Flexible electrical conductor
US3462885A Safety edge for a door
US3509360A Safety-stop device
US3321592A Safety closure edge
US3315050A Safety door-edge construction
US3303303A Pneumatic safety edge for power operated door
US3260812A Pneumatic safety edge for power operated doors
US3243540A Electric mat switch
US3133167A Safety edge for power operated door
US2843690A Safety edge for hangar door