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HARPER J RANSBURG

Overview
  • Total Patents
    40
About

HARPER J RANSBURG has a total of 40 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets machines, surface technology and coating and chemical engineering are VICTOR AIR TOOLS CO LTD, FOX JEFFREY D and B B RICH CO LTD.

Patent filings in countries

World map showing HARPER J RANSBURGs patent filings in countries
# Country Total Patents
#1 United Kingdom 32
#2 United States 5
#3 Canada 2
#4 Belgium 1

Patent filings per year

Chart showing HARPER J RANSBURGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ransburg Harold P 6
#2 Green Harry J 2
#3 Juvinall James William 2
#4 Helmuth Richard E 1
#5 Ransburg Edwin Marlin 1
#6 Starkey William A 1
#7 Ransburg Edwin M 1
#8 Purdy Chester Arthur 1

Latest patents

Publication Filing date Title
GB892625A Improvements in and relating to electrostatic spray coating methods and apparatus
GB865763A Improvements in or relating to apparatus for electrostatically depositing liquid coating material
GB833996A Improvements in or relating to electrostatic spray coating
GB778984A Improvements in or relating to high voltage apparatus
GB790381A Improvements in or relating to electrostatic methods and apparatus
GB773801A Improvements in or relating to electrostatic spray coating
GB749008A Improvements in or relating to spray coating of articles and apparatus for use in connection therewith
GB716957A Method of and apparatus for the deposition of atomized liquid coating material
GB686484A Method and apparatus for electrostatic coating
GB710852A Method and apparatus for electrostatically coating articles
GB710919A Method and apparatus for electrostatically coating articles
GB679814A Apparatus and method of coating
GB645931A Method and apparatus for the control of electrostatic fields
GB629241A Improvements in or relating to methods and apparatus for coating articles electrostatically
GB591474A Apparatus for spray coating articles
US2417798A Apparatus for coating articles
US2335790A Conveyer system
US2270341A Method of coating granular materials
US2247963A Apparatus for spray coating articles
CA451277A Method and apparatus for electrostatically coating articles