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PORTER INC H K

Overview
  • Total Patents
    79
About

PORTER INC H K has a total of 79 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, United Kingdom and France. Its main competitors in its focus markets machine tools, machines and agriculture are WILL WERKZEUGFABRIK GMBH CO KG, ELECTROLINE CORP and COUGHTRIE T R.

Patent filings in countries

World map showing PORTER INC H Ks patent filings in countries
# Country Total Patents
#1 United States 64
#2 United Kingdom 13
#3 France 2

Patent filings per year

Chart showing PORTER INC H Ks patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Geddes John W 16
#2 Ferguson William H 11
#3 Porter Thomas M 11
#4 Porter Henry W 10
#5 Lind Francis T 6
#6 Eyre John J 4
#7 Porter Tyler C 3
#8 Ferguson Harry C 3
#9 Tibbetts Willis F 3
#10 Hill Rowland E 2

Latest patents

Publication Filing date Title
US4505038A Compound lever tools from sheet metal
US4333330A Spreader tool
US4289015A Chain link tool
US4178682A Ratchet cable cutter
US3872528A Compound leverage tool
US3575037A Distortion reducing means for jaw portion of compression tool
US3396571A Compression tool
US3326029A Hydraulic press
US3267573A Shock absorber
US3074164A Multiple lever tool
US3084432A Portable hand tool
US2875520A One-hand cable cutter
US2776481A Pressure-fluid operated tool
US2748637A Power hammer actuated sheet metal reshaping tool
US2685130A Adjustable multiple lever tool
US2664628A Pole pruner head
GB676677A Improvements in and relating to means for coupling assembled units to provide a linearly extended member
US2589727A Tool for severing the flanges of channels
US2593342A Coupling for jack attachments and extensions
US2577638A Multiple lever tool