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HOPKINS CHARLES E

Overview
  • Total Patents
    29
About

HOPKINS CHARLES E has a total of 29 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, textiles and paper and thermal processes are CLARK GEORGE M, HOPKINS CHARLES EDWARD and AUTOPLATE COMPANY OF AMERICA.

Patent filings in countries

World map showing HOPKINS CHARLES Es patent filings in countries
# Country Total Patents
#1 United States 25
#2 Canada 4

Patent filings per year

Chart showing HOPKINS CHARLES Es patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hopkins Charles E 29
#2 Wesel Ferdinand 1

Latest patents

Publication Filing date Title
US2268284A Smoker's article
US1416714A Method of cooling finished stereotype printing plates
US1288414A Casting-box for flat stereotype-plates.
US1288001A Machine for casting curved stereotype printing-plates.
US1288000A Machine for making stereotype printing-plates.
US1287999A Flat-stereotype-plate-casting apparatus.
US1284193A Curved-stereotype-plate-making machine.
US1286325A Machine for making curved stereotype printing-plates.
US1286883A Conveyer for curved stereotype printing-plates.
US1286324A Machine for casting and finishing curved stereotypes.
US1286323A Machine for making stereotype printing-plates.
US1346601A Machine for finishing stereotype printing-plates
US1242938A Pump-agitator.
US1433550A Machine for casting curved stereotype plates
US1433278A Automatic measuring metal conveyer
US1286322A Machine for making curved stereotype printing-plates.
US1433549A Semiautomatic plate casting and finishing machine
US1221537A Stereotype-casting box.
US1330942A Semi-automatic stereotype-plate casting and cooling machine
US1242939A Automatic pump and agitator.