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MONTGOMERY ELEVATOR CO

Overview
  • Total Patents
    12
About

MONTGOMERY ELEVATOR CO has a total of 12 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets packaging and shipping, electrical machinery and energy and measurement are THYSSENKRUPP ELEVADORES S A, VERNES GUINET ETS and ZHEJIANG XIZI HEAVY IND MACHINERY CO LTD.

Patent filings in countries

World map showing MONTGOMERY ELEVATOR COs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 1
#3 Mexico 1

Patent filings per year

Chart showing MONTGOMERY ELEVATOR COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hallene Alan M 4
#2 Holuba Henry J 4
#3 Drexler John J 4
#4 Drexler J 2
#5 Schaeffer Robert O 1
#6 Holuba H J 1
#7 Osborne Carl W 1
#8 Seaholm Reuel A 1
#9 Lasalle Leonard R Jr 1
#10 Bajc Michael 1

Latest patents

Publication Filing date Title
US4936419A Elevator diagnostic display system
CA920677A Elevator door operator with differential torque motor system
US3773145A Smoke and fire detector for automatic elevator system
US3764904A Monitor for phase sequence and loss
US3568813A Escalator structure
US3545572A Elevator door control
US3554326A Elevator door control
US3604537A Elevator door operator with differential torque motor system
US3589472A Elevator system
US3450232A Elevator door control
US3502496A Method of finishing plastic articles