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R NEUMANN HARDWARE CO

Overview
  • Total Patents
    27
About

R NEUMANN HARDWARE CO has a total of 27 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States. Its main competitors in its focus markets machines, consumer goods and civil engineering are T & L CO INC, J E MERGOTT CO and CREST LOCK CO.

Patent filings in countries

World map showing R NEUMANN HARDWARE COs patent filings in countries
# Country Total Patents
#1 United States 27

Patent filings per year

Chart showing R NEUMANN HARDWARE COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Consumer goods
#3 Civil engineering

Top inventors

# Name Total Patents
#1 Stuart Frank T 8
#2 Isidor Joseph S 6
#3 Lotz William A 6
#4 Hugo Tueckmantel 5
#5 Gustav Willringhaus 2
#6 Kitchell Joseph F 1

Latest patents

Publication Filing date Title
US1662837A Means for interengaging and aligning the members of hinged bag frames
US1617553A Bag frame
US1744841A Hinge for sewed-in bag frames
US1616705A Bag frame
US1636019A Hinge for bag frames
US1593226A Locking mechanism for bag frames
US1620171A Bag lock
US1546950A Bag-frame fastener
US1487366A Bag-frame fastener
US1526813A Bag-frame fastener
US1452837A Bag-frame fastener
US1478500A Trunk catch or fastener
US1478499A Trunk catch or fastener
US1446865A Bag-frame fastener
US1526216A Catch for trunks, suitcases, and the like
US1400640A Bag-lock
US1408845A Bag-frame fastener
US1469478A Bag-frame fastener
US1427608A Bag handle and handle fastener therefor
US1452839A Bag-frame fastener