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VIRGINIA PLATE GLASS CORP

Overview
  • Total Patents
    14
About

VIRGINIA PLATE GLASS CORP has a total of 14 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines are MICRO ENG KK, YVON BRANCART and BALL PACKAGING PRODUCTS INC.

Patent filings in countries

World map showing VIRGINIA PLATE GLASS CORPs patent filings in countries
# Country Total Patents
#1 United States 4
#2 Canada 3
#3 France 3
#4 United Kingdom 3
#5 Austria 1

Patent filings per year

Chart showing VIRGINIA PLATE GLASS CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines

Focus technologies

# Technology
#1 Manufacturing processes

Top inventors

# Name Total Patents
#1 Roberts George G 7

Latest patents

Publication Filing date Title
AT118798B Device for maintaining the width of glass sheets when drawing.
GB313821A A new or improved method of and apparatus for drawing sheet glass
GB311171A Apparatus for drawing sheet glass
US1722445A Sheet-glass-drawing apparatus
US1700420A Apparatus for drawing sheet glass
US1597543A Glass-drawing apparatus
US1567300A Glass bait
GB141737A Improvements in the manufacture of glass
CA292412A Glass-drawing apparatus
CA292411A Glass-drawing apparatus
CA292413A Glass-drawing apparatus