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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US40047339 Jul 197525 Ene 1977Research CorporationElectrostatic spray nozzle system
US400982911 Feb 19751 Mar 1977PPG Industries, Inc.Electrostatic spray coating apparatus
US403914528 Jul 19752 Ago 1977Air-IndustrieElectrostatic powdering nozzle
US41908754 Oct 197626 Feb 1980The Ritten Corporation, Ltd.Apparatus for removing particulate matter from an atmosphere
US42289617 May 197921 Oct 1980Onoda Cement Co., Ltd.Electrostatic power painting head
US428927822 Ago 197915 Sep 1981Onoda Cement Co., Ltd.Powder electro-charging device and electrostatic powder painting device
US433541920 Oct 198015 Jun 1982Insulated dust control apparatus for use in an explosive environment
US43413475 May 198027 Jul 1982S. C. Johnson & Son, Inc.Electrostatic spraying of liquids
US434798412 Jul 19777 Sep 1982PPG Industries, Inc.Electrostatic spray coating apparatus
US44003327 Dic 198123 Ago 1983The Secretary of State for Industry in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern IrelandElectrostatic dispersal of liquids
US45082658 Mar 19822 Abr 1985Agency of Industrial Science & Technology
Ministry of International Trade & Industry
Method for spray combination of liquids and apparatus therefor
US45666364 Mar 198528 Ene 1986Micropure, IncorporatedProducing liquid droplets bearing electrical charges
US466431515 Ene 198612 May 1987Parker Hannifin CorporationElectrostatic spray nozzle
US46696716 Mar 19862 Jun 1987Pollutant suppression device
US467313229 Mar 198216 Jun 1987Canadian Patents and Development LimitedSpraying apparatus
US473536427 Ago 19865 Abr 1988National Research Development CorporationElectrostatic spray head
US474451315 Jun 198717 May 1988BASF Farben & Faser AGDevice and process for the electrostatic coating of articles with fluids
US474754615 Ago 198631 May 1988Ransburg-Gema AGSpray apparatus for electrostatic powder coating
US474912516 Ene 19877 Jun 1988Terronics Development Corp.Nozzle method and apparatus
US476227418 Dic 19869 Ago 1988Parker-Hannifin CorporationInductor nozzle assembly for crop sprayers
US477980517 Mar 198625 Oct 1988Imperial Chemical Industries PLCElectrostatic sprayhead assembly
US482999624 Feb 198716 May 1989Imperial Chemical Industries PLCApparatus for producing a spray of droplets of a liquid
US49864713 Jul 198922 Ene 1991General Dynamics Corp., Air Defense Systems Div.Remote indicator light and safety shield for electrostatic spray gun
US533215428 Feb 199226 Jul 1994Lundy and AssociatesShoot-up electrostatic nozzle and method
US552924621 Ene 199425 Jun 1996Ransburg Industrial Finishing K.K.Disk-type electrostatic powder coating method and an apparatus therefor
US553818817 Ene 199523 Jul 1996General Pump/US, Inc.Flow nozzle
US724086112 Ago 200310 Jul 2007The University of Western OntarioMethod and apparatus for dispensing paint powders for powder coatings