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RIDGELY TRIMMER COMPANY

Overview
  • Total Patents
    32
About

RIDGELY TRIMMER COMPANY has a total of 32 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines, machine tools and consumer goods are BRUSESCHI DUILIO, FIAM SRL and PLASTIC INLAYS INC.

Patent filings in countries

World map showing RIDGELY TRIMMER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 27
#2 Canada 2
#3 France 2
#4 United Kingdom 1

Patent filings per year

Chart showing RIDGELY TRIMMER COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Galvin Charles E 7
#2 Breckenridge John G 5
#3 Williams Harry S 3
#4 Brening Louis F 2
#5 Normand Joseph M 2
#6 Weber Charles R 2
#7 Ridgely Charles Tilghman 1
#8 Chrestensen Christian Peter 1
#9 Demint James H 1
#10 Davidson William W 1

Latest patents

Publication Filing date Title
US1906552A Hinge for table extension leaves
US1770690A Tool for trimming paper
US1798250A Paper trimmer
US1798251A Tool for trimming paper
US1694850A Straightedge for wall-paper trimmers
US1629481A Wire brush
US1609619A Paper trimmer
US1553153A Table and straightedge for trimming paper
US1493670A Rotary wire brush and method of constructing same
US1512920A Putty and scraper knife handle
US1250538A Cutting-tool.
US1014567A Paper-cutter.
US1013637A Blow-torch.
US1134100A Folding board for paper-hangers.
US925421A Graining device.
CA107050A Graining tool
US908540A Paper-trimmer.
US861496A Trestle.
US845291A Straight-edge.
US957409A Paper-cutter.