Patents by Inventor Wei-Hwa Her

Wei-Hwa Her 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).

  • Patent number: 10619306
    Abstract: A paper or paperboard including a cellulose substrate and a coating applied to each side of the paperboard substrate to form a coated structure, the coated structure having a basis weight, a caliper thickness and a Parker Print Surf smoothness, the Parker Print Surf smoothness being at most about 2 microns, the basis weight being less than about Y1 pounds per 3000 ft2, wherein Y1 is a function of the caliper thickness (X) in points and is calculated as follows: Y1=29.15+11.95X?0.07415X2.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: April 14, 2020
    Assignee: WestRock MWV, LLC
    Inventors: Gary P. Fugitt, Terrell J. Green, Steven G. Bushhouse, Steven Parker, Jason R. Hogan, Wei-Hwa Her, Scott E. Ginther
  • Patent number: 9732473
    Abstract: A basecoat including a pigment blend that includes a ground calcium carbonate component and a hyperplaty clay component, wherein the ground calcium carbonate component has a coarse particle size distribution, and wherein the hyperplaty clay component has an average aspect ratio of at least 40:1.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: August 15, 2017
    Assignee: WestRock MWV, LLC
    Inventors: Gary P. Fugitt, Steven G. Bushhouse, Jason R. Hogan, Wei-Hwa Her
  • Publication number: 20170159241
    Abstract: A paper or paperboard including a cellulose substrate and a coating applied to each side of the paperboard substrate to form a coated structure, the coated structure having a basis weight, a caliper thickness and a Parker Print Surf smoothness, the Parker Print Surf smoothness being at most about 2 microns, the basis weight being less than about Y1 pounds per 3000 ft2, wherein Y1 is a function of the caliper thickness (X) in points and is calculated as follows: Y1=29.15+11.95X?0.07415X2.
    Type: Application
    Filed: February 13, 2017
    Publication date: June 8, 2017
    Inventors: Gary P. FUGITT, Terrell J. GREEN, Steven G. BUSHHOUSE, Steven PARKER, Jason R. HOGAN, Wei-Hwa HER, Scott E. GINTHER
  • Patent number: 9567709
    Abstract: A paper or paperboard including a cellulose substrate and a coating applied to each side of the paperboard substrate to form a coated structure, the coated structure having a basis weight, a caliper thickness and a Parker Print Surf smoothness, the Parker Print Surf smoothness being at most about 2 microns, the basis weight being less than about Y1 pounds per 3000 ft2, wherein Y1 is a function of the caliper thickness (X) in points and is calculated as follows: Y1=29.15+11.95X?0.07415X2.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: February 14, 2017
    Assignee: WestRock MWV, LLC
    Inventors: Gary P. Fugitt, Terrell J. Green, Steven G. Bushhouse, Steven Parker, Jason R. Hogan, Wei-Hwa Her, Scott E. Ginther
  • Publication number: 20160076202
    Abstract: A basecoat including a pigment blend that includes a ground calcium carbonate component and a hyperplaty clay component, wherein the ground calcium carbonate component has a coarse particle size distribution, and wherein the hyperplaty clay component has an average aspect ratio of at least 40:1.
    Type: Application
    Filed: November 19, 2015
    Publication date: March 17, 2016
    Inventors: Gary P. FUGITT, Steven G. BUSHHOUSE, Jason R. HOGAN, Wei-Hwa HER
  • Patent number: 8313614
    Abstract: A method for coating paperboard including the steps of preparing a paperboard substrate having a basis weight of at least about 85 pounds per 3000 ft2, with the proviso that the paperboard substrate is not subjected to a wet stack calendering process, applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, and applying a top coat over the basecoat of the coated paperboard structure to form a top-coated paperboard structure having an outermost coating surface, wherein the outermost coating surface has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: November 20, 2012
    Assignee: MeadWestvaco Corporation
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Publication number: 20120186763
    Abstract: A method for coating paperboard including the steps of preparing a paperboard substrate having a basis weight of at least about 85 pounds per 3000 ft2, with the proviso that the paperboard substrate is not subjected to a wet stack calendering process, applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, and applying a top coat over the basecoat of the coated paperboard structure to form a top-coated paperboard structure having an outermost coating surface, wherein the outermost coating surface has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Application
    Filed: April 3, 2012
    Publication date: July 26, 2012
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Publication number: 20120145040
    Abstract: A basecoat including a pigment blend that includes a ground calcium carbonate component and a hyperplaty clay component, wherein the ground calcium carbonate component has a coarse particle size distribution, and wherein the hyperplaty clay component has an average aspect ratio of at least about 40:1.
    Type: Application
    Filed: February 24, 2012
    Publication date: June 14, 2012
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her
  • Patent number: 8187420
    Abstract: A method for coating paperboard including the steps of preparing a paperboard substrate having a basis weight of at least about 85 pounds per 3000 ft2, with the proviso that the paperboard substrate is not subjected to a wet stack calendering process, applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, and applying a top coat over the basecoat of the coated paperboard structure to form a top-coated paperboard structure having an outermost coating surface, wherein the outermost coating surface has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: May 29, 2012
    Assignee: MeadWestvaco Corporation
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Patent number: 8142887
    Abstract: A basecoat including a pigment blend of a coarse ground calcium carbonate and a hyperplaty clay having an average aspect ratio of at least about 40:1.
    Type: Grant
    Filed: December 2, 2008
    Date of Patent: March 27, 2012
    Assignee: MeadWestvaco Corporation
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her
  • Publication number: 20110315332
    Abstract: A method for coating paperboard including the steps of preparing a paperboard substrate having a basis weight of at least about 85 pounds per 3000 ft2, with the proviso that the paperboard substrate is not subjected to a wet stack calendering process, applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, and applying a top coat over the basecoat of the coated paperboard structure to form a top-coated paperboard structure having an outermost coating surface, wherein the outermost coating surface has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Application
    Filed: September 6, 2011
    Publication date: December 29, 2011
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Publication number: 20110244205
    Abstract: A paper or paperboard including a cellulose substrate and a coating applied to each side of the paperboard substrate to form a coated structure, the coated structure having a basis weight, a caliper thickness and a Parker Print Surf smoothness, the Parker Print Surf smoothness being at most about 2 microns, the basis weight being less than about Y1 pounds per 3000 ft2, wherein Y1 is a function of the caliper thickness (X) in points and is calculated as follows: Y1=29.15+11.95X?0.07415X2.
    Type: Application
    Filed: February 5, 2010
    Publication date: October 6, 2011
    Applicant: MEADWESTVACO CORPORATION
    Inventors: Gary P. Fugitt, Terrell J. Green, Steven G. Bushhouse, Steven Parker, Jason R. Hogan, Wei-Hwa Her, Scott E. Ginther
  • Patent number: 8025763
    Abstract: A method for coating paperboard including the steps of preparing a web of cellulosic fibers, the web having a basis weight of at least about 85 pounds per 3000 ft2, calendering the web at least once to form a paperboard substrate, wherein each of the calendering steps is performed without substantially introducing moisture to the web, and applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, wherein the coated paperboard structure has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: September 27, 2011
    Assignee: MeadWestvaco Corporation
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Patent number: 7749583
    Abstract: A paperboard including a solid bleached sulfate paperboard substrate and a coating applied to the paperboard substrate to form a coated structure, the coated structure having a basis weight, a caliper thickness and a Parker Print Surf smoothness, the Parker Print Surf smoothness being at most about 3 microns, the basis weight being at most about Y1 pounds per 3000 ft2, wherein Y1 is a function of the caliper thickness (X) in points and is calculated as follows: Y1=3.79+13.43X?0.1638X2.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: July 6, 2010
    Assignee: Meadwestvaco Corporation
    Inventors: Gary P. Fugitt, Terrell J. Green, Steve G. Bushhouse, Steven Parker, Jason Richard Hogan, Wei-Hwa Her, Scott Ginther
  • Publication number: 20090236062
    Abstract: A method for coating paperboard including the steps of preparing a web of cellulosic fibers, the web having a basis weight of at least about 85 pounds per 3000 ft2, calendering the web at least once to form a paperboard substrate, wherein each of the calendering steps is performed without substantially introducing moisture to the web, and applying a basecoat to at least one surface of the paperboard substrate to form a coated paperboard structure, the basecoat including at least one pigment, the pigment having a sediment void volume of at least about 45 percent, wherein the coated paperboard structure has a Parker Print Surf smoothness of at most about 3 microns.
    Type: Application
    Filed: March 20, 2009
    Publication date: September 24, 2009
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her, Steven Parker
  • Publication number: 20090239047
    Abstract: A basecoat including a pigment blend of a coarse ground calcium carbonate and a hyperplaty clay having an average aspect ratio of at least about 40:1.
    Type: Application
    Filed: December 2, 2008
    Publication date: September 24, 2009
    Inventors: Gary P. Fugitt, Steve G. Bushhouse, Jason Richard Hogan, Wei-Hwa Her