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MARIETTA MFG COMPANY

Overview
  • Total Patents
    15
About

MARIETTA MFG COMPANY has a total of 15 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, machines and materials and metallurgy are SACK GLASTECH, BAVELLONI SPA Z and HIBBARD HENRY DEMING.

Patent filings in countries

World map showing MARIETTA MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 12
#2 Canada 3

Patent filings per year

Chart showing MARIETTA MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hitchcock Forrest L 6
#2 Newlon George R 3
#3 Burgess Martin L 2
#4 Griffith Harry O 2
#5 William Uhl 1
#6 Merriam Edmund S 1

Latest patents

Publication Filing date Title
US2464459A Pipe-bending machine
US2364742A Reduction of metal ores
US2288731A Closure plug for pipe ends
US2346045A Pipe fabricating machine
US1668576A Process and apparatus for manufacturing glass corner strips
US1528194A Marking roller for forming glass wainscoting
US1615973A Process of coloring glassware
US1483884A Smoothing machine for glassware
US1512223A Feeding device for glass furnaces
US1497908A Reversing valve
US1506745A Corner-smoothing machine for glassware
US1540474A Grinding and smoothing machine for glassware
CA250357A Smoothing machine for glassware
CA238343A Corner grinding machine
CA238342A Corner smoothing machine for glassware