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PRESSED PRISM PLATE GLASS CO

Overview
  • Total Patents
    50
About

PRESSED PRISM PLATE GLASS CO has a total of 50 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and civil engineering are NIKOLL RUPERT, NAAMLOOZE VENNOOTSCHAP GLASFAB and MACBETH EVANS GLASS CO.

Patent filings in countries

World map showing PRESSED PRISM PLATE GLASS COs patent filings in countries
# Country Total Patents
#1 United States 48
#2 Canada 2

Patent filings per year

Chart showing PRESSED PRISM PLATE GLASS COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wadsworth Frank L O 45
#2 Ross Myron A 4
#3 Page William A 2
#4 Lawton Olcott Wadsworth Frank 1

Latest patents

Publication Filing date Title
US1149987A Apparatus for pressing glass.
CA154569A Plate glass manufacture
US1075793A Plate-glass device.
US1075794A Method of manufacturing plate-glass devices.
US891021A Glass box or case.
US938445A Glass storage-battery case.
US982772A Article of prism-glass.
US865136A Method of making prism-glass.
US818210A Apparatus for the manufacture of glass sheets.
US818209A Apparatus for the manufacture of sheets of glass.
US952390A Manufacture of plate-glass.
US845987A Apparatus for grinding and polishing.
US852403A Grinding and polishing machine.
US818208A Prism-glass.
US891198A Apparatus for polishing and grinding glass.
US844484A Manufacture of wire-glass.
US844485A Manufacture of wire-glass.
US891197A Apparatus for grinding and polishing glass.
US827484A Method of making prism-glass.
US773307A Manufacture of glass articles.