Patents by Inventor Guocun Chen

Guocun Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180015766
    Abstract: This invention is for production of a screen printing stencil system with hard nickel or nickel-cobalt base metal foil (10) with amorphous carbon nanocomposite intermediate layer having low coefficient of friction (30) and alternative layers of amorphous carbon nanocomposite (41) and amorphous fluorocarbon (42) optimized for its wettability in broad contact areas between squeegee blade and the stencil and oleophobic amorphous fluorocarbon-rich coatings (43) on the inner walls of through holes (20) and (21) to provide easy release of solder paste or metallic paste for high definition screen plating of small feature dimensions and easy to clean properties. US Patent Documents (1) 20130220152 Febuary 2013 K.
    Type: Application
    Filed: August 19, 2016
    Publication date: January 18, 2018
    Inventor: Guocun Chen
  • Patent number: 6803133
    Abstract: An article is coated with a multi-layer coating having a bronze color. The coating comprises a polymeric basecoat layer, and a color and protective stack layer comprised of layers of carbon-rich refractory metal or refractory metal alloy carbonitride alternating with layers of nitrogen-rich refractory metal or refractory metal alloy carbonitride.
    Type: Grant
    Filed: November 27, 2002
    Date of Patent: October 12, 2004
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Patent number: 6770376
    Abstract: An article is coated with a multi-layer coating having the appearance of nickel. The coating comprises a polymeric layer on the surface of said article and vapor deposited on the polymeric layer a refractory metal nitride or refractory metal alloy nitride where the nitrogen content of said nitride is from about 6 to about 45 atomic percent.
    Type: Grant
    Filed: December 21, 2000
    Date of Patent: August 3, 2004
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Patent number: 6770384
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel. The coating comprises a polymer basecoat layer on the surface of said article and vapor deposited at relatively low pressure on the polymer layer a protective and decorative color layer comprised of the reaction products of refractory metal or refractory metal alloy, nitrogen and oxygen wherein the nitrogen and oxygen content of the reaction products are each from about 4 to about 32 atomic percent with the nitrogen content being at least about 3 atomic percent.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: August 3, 2004
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Publication number: 20040142213
    Abstract: An article is coated with a decorative and protective multi-layer coating. The coating comprises a nickel basecoat layer on the surface of said article, a chromium strengthening layer on said basecoat layer, an intermediate oxide layer on said strengthening layer, a stack layer comprised of layers of chromium compound, refractory metal compound or refractory metal alloy compound alternating with layers of chromium, refractory metal or refractory metal alloy on said intermediate oxide layer, a decorative and protective layer comprised of chromium compound, refractory metal compound or a refractory metal alloy compound on said stack layer, and a top oxide layer on said decorative and protective layer. The intermediate oxide layer acts as a non-conductive barrier layer to improve corrosion and pitting resistance.
    Type: Application
    Filed: January 21, 2003
    Publication date: July 22, 2004
    Inventors: Guocun Chen, Patrick B. Jonte
  • Publication number: 20040142205
    Abstract: An article is coated with a decorative and protective multi-layer coating. The coating comprises a polymeric basecoat layer on the surface of said article, a chromium strengthening layer on said basecoat layer, a strike layer on said strengthening layer, an intermediate oxide layer on said strike layer, a stack layer comprised of layers of chromium, refractory metal or refractory metal alloy alternating with layers of chromium compound, refractory metal compound or refractory metal alloy compound, a color and protective layer comprised of chromium compound, refractory metal compound or refractory metal alloy compound on said stack layer, and a top oxide layer on said color and protective layer. The intermediate oxide layer acts as a non-conductive barrier layer and improves corrosion and pitting resistance.
    Type: Application
    Filed: January 21, 2003
    Publication date: July 22, 2004
    Inventors: Guocun Chen, Patrick B. Jonte
  • Patent number: 6764775
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel. The coating comprises a polymeric basecoat layer on the surface of said article and vapor deposited on the polymeric basecoat layer a stack layer containing layers of refractory metal or refractory metal alloy alternating with layers containing the reaction products of refractory metal or refractory metal alloy, nitrogen and oxygen. Over the stack layer is vapor deposited at relatively low pressures a protective color layer comprised of the reaction products of refractory metal or refractory metal alloy, oxygen and nitrogen wherein the total nitrogen and oxygen content of these reaction products is from about 4 to about 32 atomic percent, with the nitrogen content being at least about 3 atomic percent.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: July 20, 2004
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Patent number: 6743532
    Abstract: An article is coated with a multi-layer coating having a bronze color. The coating comprises a nickel basecoat layer, and a color and protective stack layer comprised of layers of carbon-rich refractory metal or refractory metal alloy carbonitride alternating with layers of nitrogen-rich refractory metal or refractory metal alloy carbonitride.
    Type: Grant
    Filed: November 27, 2002
    Date of Patent: June 1, 2004
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Publication number: 20040101708
    Abstract: An article is coated with a multi-layer coating having a bronze color. The coating comprises a nickel basecoat layer, and a color and protective stack layer comprised of layers of carbon-rich refractory metal or refractory metal alloy carbonitride alternating with layers of nitrogen-rich refractory metal or refractory metal alloy carbonitride.
    Type: Application
    Filed: November 27, 2002
    Publication date: May 27, 2004
    Inventor: Guocun Chen
  • Publication number: 20040101709
    Abstract: An article is coated with a multi-layer coating having a bronze color. The coating comprises a polymeric basecoat layer, and a color and protective stack layer comprised of layers of carbon-rich refractory metal or refractory metal alloy carbonitride alternating with layers of nitrogen-rich refractory metal or refractory metal alloy carbonitride.
    Type: Application
    Filed: November 27, 2002
    Publication date: May 27, 2004
    Inventor: Guocun Chen
  • Publication number: 20030113591
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113557
    Abstract: An article is coated with a multi-layer coating having the appearance of nickel. The coating comprises a polymeric basecoat layer on the surface of said article, vapor deposited on the polymeric layer, a stack layer comprised of alternating layers of refractory metal compound or refractory metal alloy compound alternating with refractory metal or refractory metal alloy, and vapor deposited at relatively low pressure on said stack layer a refractory metal or refractory metal alloy nitride color layer where the nitrogen content of said nitride is from about 6 to about 45 atomic percent.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113589
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel. The coating comprises a polymeric layer on the surface of said article and vapor deposited on the polymeric layer a stack layer containing layers of refractory metal or metal alloy alternating with layers containing refractory metal nitrogen containing compounds and refractory metal alloy nitrogen containing compounds. Vapor deposited at relatively low pressures on the stack layer is a protective and decorative color layer comprised of refractory metal nitrogen containing compounds or refractory metal alloy nitrogen containing compounds wherein the nitrogen content of the refractory metal nitrogen containing compounds and refractory metal alloy nitrogen containing compounds is from about 3 to about 22 atomic percent.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113590
    Abstract: An article is coated with a multi-layer coating having the appearance of nickel. The coating comprises one or more electroplated layers on the surface of said article, and vapor deposited on the electroplated layers a stack layer comprised of alternating layers of refractory metal compound or refractory metal alloy compound alternating with refractory metal or refractory metal alloy, and on said stack layer a refractory metal nitride or metal alloy nitride color layer where the nitrogen content of said nitride is from about 6 to about 45 atomic percent, and which is vapor deposited under relatively low pressure.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113592
    Abstract: An article is coated with a multi-layer coating having the appearance of nickel. The coating comprises one or more electroplated layers on the surface of said article and vapor deposited on the electroplated layers a refractory metal nitride or metal alloy nitride where the nitrogen content of said nitride is from about 6 to about 45 atomic percent, and wherein the nitride layer is deposited at relatively low pressures.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113558
    Abstract: An article is coated with a multi-layer coating having the appearance of stainless steel.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113543
    Abstract: An article is coated with a multi-layer coating having the appearance of nickel The coating comprises a polymeric layer on the surface of said article and vapor deposited on the polymeric layer a refractory metal nitride or refractory metal alloy nitride where the nitrogen content of said nitride is from about 6 to about 45 atomic percent, and wherein said metal nitride or metal alloy nitride is vapor deposited under relatively low pressure.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Publication number: 20030113593
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel. The coating comprises one or more electroplated layers on the surface of said article and vapor deposited on the electroplated layers a stack layer containing layers of refractory metal or metal alloy alternating with layers containing refractory metal nitrogen containing compounds and refractory metal alloy nitrogen containing compounds.
    Type: Application
    Filed: December 19, 2001
    Publication date: June 19, 2003
    Inventor: Guocun Chen
  • Patent number: 6558816
    Abstract: An article is coated with a multi-layer decorative and protective coating having the appearance of stainless steel. The coating comprises a polymeric layer on the surface of said article and vapor deposited on the polymeric layer a stack layer containing layers of refractory metal or metal alloy alternating with layers containing the reaction products of refractory metal or refractory metal alloy, nitrogen and oxygen wherein the total nitrogen and oxygen content of these reaction products is from about 4 to about 32 atomic percent, with the nitrogen content being at least about 3 atomic percent.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: May 6, 2003
    Assignee: Vapor Technologies, Inc.
    Inventor: Guocun Chen
  • Patent number: 6551722
    Abstract: An article is coated with a multi-layer coating having a stainless steel color. The coating comprises an electroplated layer or layers on the article surface, a refractory metal or refractory metal alloy strike layer on the electroplated layer or layers, a color layer containing a refractory metal oxide or refractory metal alloy oxide having a substoichiometric oxygen content on the strike layer, and a refractory metal oxide or refractory metal alloy oxide having a substantially stoichiometric oxygen content layer on said color layer.
    Type: Grant
    Filed: April 11, 2001
    Date of Patent: April 22, 2003
    Assignee: Masco Corporation of Indiana
    Inventors: Patrick B. Jonte, James S. Lipe, Guocun Chen