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H D SMITH & COMPANY

Overview
  • Total Patents
    19
About

H D SMITH & COMPANY has a total of 19 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States. Its main competitors in its focus markets machine tools, machines and mechanical elements are BRIDGEPORT HARDWARE MFG CORP, WILLIAMS THOMAS A and TONICHI MFG CO LTD.

Patent filings in countries

World map showing H D SMITH & COMPANYs patent filings in countries
# Country Total Patents
#1 United States 19

Patent filings per year

Chart showing H D SMITH & COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Thomson William S 14
#2 Ward William S 4
#3 Neal Bernard B 1
#4 Stratton Thomson William 1

Latest patents

Publication Filing date Title
US1410521A Screw driver
US1257548A Grinding and polishing machine.
US1257549A Bearing-guide for grinding-machines.
US1177738A Process of assembling plier members.
US1175552A Intrenching-tool.
US1170709A Screw-driver and similar tool.
US1192021A End-cutting pliers.
US1243010A Valve-spring lifter.
US1118073A Process of making threaded tool members and blanks for the same.
US1122335A Pipe-wrench.
US1216886A Gas-pliers.
US1137033A Belt-tightener for grinding-machines.
US1061339A Wrench.
US1123423A Wrench.
US855079A Forged-steel hammer.
US816626A Carpenter's chisel.
US810007A Method of making clevis-irons.
US811187A Hook.
US1159621A Pliers and similar tool.