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HOUGH MFG CORP

Overview
  • Total Patents
    96
About

HOUGH MFG CORP has a total of 96 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and chemical engineering are LOCK JOINT WINDOW COMPANY, AMERICAN SCREEN PRODUCTS COMPA and SANYMETAL PRODUCTS COMPANY INC.

Patent filings per year

Chart showing HOUGH MFG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williams Charles E 30
#2 Holloway Don C 9
#3 Ensign Robert H 8
#4 Williams C 4
#5 Gillham John A 2
#6 Gilson Herman M 2
#7 Howes Edward P 2
#8 Williams C E 2
#9 Johnson Werner E 2
#10 Gillham J A 2

Latest patents

Publication Filing date Title
US4763714A Dual wall partition
IE861898L Dual wall partition
CA1271308A Dual wall partition
US4658878A Acoustic type folding door with separate cover sections
CA1030862A Lost motion suspension system for operable partitions
US4014137A Drop action panel arrangement for operable partitions
US4073092A Lost motion suspension system for operable partitions
ES425935A1 Improvements in suspension devices of manufacturing dividing partitions. (Machine-translation by Google Translate, not legally binding)
ZA7402430B Multidirectional suspension system for operable partitions
US3879799A Multidirectional suspension system for operable partitions
US3783930A Train operated folding partition
US3755968A Floating constant contact seal for operable partitions
US3638376A Portable partition
US3450185A Acoustical operable panel arrangement with removable panel covers
US3295588A Operable panel type partition arrangement
US3295257A Wall panel assembly
US3331426A Folding partition
US3223147A Acoustic type folding door
GB1017320A Acoustic type folding door
GB1017319A Acoustic type folding door