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TOLEDO PIPE THREADING MACHINE

Overview
  • Total Patents
    23
About

TOLEDO PIPE THREADING MACHINE has a total of 23 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, machines and chemical engineering are OSTER MFG CO, RICKERT SHAFER COMPANY and WELLS FREDERIC E.

Patent filings in countries

World map showing TOLEDO PIPE THREADING MACHINEs patent filings in countries
# Country Total Patents
#1 United States 21
#2 Canada 2

Patent filings per year

Chart showing TOLEDO PIPE THREADING MACHINEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines
#3 Chemical engineering

Top inventors

# Name Total Patents
#1 Vosper William W 13
#2 Vosper Waynard R 4
#3 Der Velden Hans H Van 2
#4 Walter Neef 2
#5 Pealer Robert B 2
#6 Bollin Robert S 1
#7 Turner Donald P 1

Latest patents

Publication Filing date Title
US3031201A Chuck
US3026550A Apparatus for preparing tubing for a sweated joint
US3052900A Thread length control device for pipe threaders
US2952467A Chuck
US2932524A Automatic chuck
US2940093A Drive release for geared threader
US2958245A Pipe vise
US2079954A Turning, facing, and threading tool
US2035285A Thread cutting tool
US2029847A Threading and facing tool
US1938987A Pipe tool
US1943644A Tool carrier
US1943643A Power tool
US1912050A Pipe tool
US1791649A Pipe reamer
US1785884A Pipe vise
US1749861A Pipe cutter
US1770499A Vise-mounting structure
US1628757A Ratchet threading tool
US1591585A Die head