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TAFT PEIRCE MFG CO

Overview
  • Total Patents
    70
About

TAFT PEIRCE MFG CO has a total of 70 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machine tools, measurement and machines are RENISHAW ELECTRICAL LTD, GENEVOISE INSTR PHYSIQUE and GTE VALERON CORP.

Patent filings in countries

World map showing TAFT PEIRCE MFG COs patent filings in countries
# Country Total Patents
#1 United States 36
#2 United Kingdom 16
#3 Canada 13
#4 Switzerland 3
#5 Germany 1
#6 France 1

Patent filings per year

Chart showing TAFT PEIRCE MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stead Clifford 10
#2 Bryant Elmer J 8
#3 Simmons Frank L 8
#4 Meyer Franklin Jr 6
#5 Clifford Stead 6
#6 Miller Paul V 4
#7 Meyer Jr Franklin 3
#8 Martell Albert A 3
#9 Commons William C 2
#10 Clement Milette Roger 2

Latest patents

Publication Filing date Title
GB1150137A Fluid gage apparatus of the rotameter type.
GB1139547A Magnetic chucks
GB1139548A Magnetic chucks
US3324705A Air gage setting masters
US3336551A Magnetic chucks
US3142006A Permanent magnetic chuck
GB839946A Lapping surface conditioning means
US2883803A Lapping surface conditioning means
GB793914A Gage for measuring circumambient surfaces
US2819905A Rotary magnetic work holders
GB792787A Improvements relating to assemblies of indicating-instruments
US2801475A Gage for measuring circumambient surfaces
GB763386A Fluid pressure gages for measuring related linear dimensions
GB753781A Apparatus for gaging dimensions by the use of fluid under pressure from an orifice
US2775818A Fluid gage apparatus
US2704917A Spindle indicator
US2779188A Fluid gage apparatus
GB658902A Improvement in measuring apparatus for gage determination of dimension of bodies by the use of flow of fluid under pressure from an orifice
US2602347A Thread gauge drive
US2238704A Surface grinding machine