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HITCHCOCK HALBERT K

Overview
  • Total Patents
    26
About

HITCHCOCK HALBERT K has a total of 26 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States. Its main competitors in its focus markets machine tools, machines and chemical engineering are MATHY MAURICE, MOON WON-JAE and FR WILHELM KUTZSCHER FA.

Patent filings in countries

World map showing HITCHCOCK HALBERT Ks patent filings in countries
# Country Total Patents
#1 United States 26

Patent filings per year

Chart showing HITCHCOCK HALBERT Ks patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hitchcock Halbert K 26

Latest patents

Publication Filing date Title
US1587526A Apparatus for controlling the supply of abrasive to grinding machines
US1596658A Apparatus for applying abrasive to grinding apparatus
US1336521A Apparatus for applying abrasives to grinding and smoothing mechanism
US1340341A Sole
US1311517A Method of and apparatus for applying finely-divided material to grinding and smoothing mechanism.
US1099366A Method of applying abrasives to grinding apparatus.
US1281371A Apparatus for applying abrasives to grinding-machines.
US1221450A Method of making clay pots or crucibles.
US1100302A Method of and apparatus for grading finely-divided materials.
US1089705A Method of applying abrasives to grinding-machines.
US1077982A Apparatus for applying abrasives to grinding-machines.
US1056416A Method of applying abrasives to grinding apparatus.
US1056415A Apparatus for applying abrasives to grinding apparatus.
US990555A Charging glass-pots.
US934612A Grinding apparatus.
US934442A Grinding apparatus.
US934441A Process for grading materials.
US934611A Apparatus for grading materials.
US935205A Railway-frog.
US832860A Apparatus for the manufacture of sheet-glass.