Patents by Inventor Yoke Dou Chung

Yoke Dou Chung 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: 10377547
    Abstract: Methods and apparatus for manufacturing a molded fiber part include: immersing a wire mesh mold in a slurry bath comprising water and fiber particles; drawing a vacuum across the wire mesh mold to cause fiber particles to accumulate at the wire mesh mold surface yielding a molded fiber part; transferring the molded part from the slurry bath to a die press assembly; and drying and die cutting the molded part in the die press assembly.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: August 13, 2019
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Michael Theodore Lembeck
  • Publication number: 20190218711
    Abstract: Methods and apparatus for fabricating a molded fiber part are described. A system for forming a molded fiber container includes a first plate configured to receive a molded fiber part having a moisture content, and a second plate configured to compress the part against the first plate, wherein at least one of the first and second plates includes a die cutting blade.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Inventors: Yoke Dou Chung, Michael Theodore Lembeck
  • Patent number: 10240286
    Abstract: Methods and apparatus for fabricating a molded fiber part. The die press assembly includes: a first plate having a first mold form and a first plurality of vent holes; and a second plate having a second mold form and a second plurality of vent holes; wherein: at least one of the first and second plates comprises a blade operable to cut the part; the die press assembly is configured to compress the molded fiber part between the first and second mold forms; and the first and second pluralities of vent holes are configured to remove moisture from the part.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 26, 2019
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Michael Theodore Lembeck
  • Publication number: 20180340296
    Abstract: Methods and apparatus for fabricating a molded fiber part. The die press assembly includes: a first plate having a first mold form and a first plurality of vent holes; and a second plate having a second mold form and a second plurality of vent holes; wherein: at least one of the first and second plates comprises a blade operable to cut the part; the die press assembly is configured to compress the molded fiber part between the first and second mold forms; and the first and second pluralities of vent holes are configured to remove moisture from the part.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 29, 2018
    Inventors: Yoke Dou Chung, Michael Theodore Lembeck
  • Publication number: 20180339826
    Abstract: Methods and apparatus for manufacturing a molded fiber part include: immersing a wire mesh mold in a slurry bath comprising water and fiber particles; drawing a vacuum across the wire mesh mold to cause fiber particles to accumulate at the wire mesh mold surface yielding a molded fiber part; transferring the molded part from the slurry bath to a die press assembly; and drying and die cutting the molded part in the die press assembly.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 29, 2018
    Inventors: Yoke Dou Chung, Michael Theodore Lembeck
  • Patent number: 10124926
    Abstract: Methods and systems for shipping original design manufacturer (ODM) boxes. The system includes: a plurality of corner sets, each comprising at least two fiber cushions; a plurality of end cap sets, each comprising two opposing corrugated sleeves; and a graphical guide comprising and end cap selector and a corner selector. The graphical guide is configured to allow a user to: compare an ODM box to the end cap selector to thereby select one of the plurality of end cap sets; and compare the ODM box to the corner selector to thereby select one of the plurality of end corner sets. Each sleeve comprises a plurality of height score lines, a plurality of width score lines, and a support feature to stabilize the sleeve during folding.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: November 13, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 10087584
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: October 2, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 10036126
    Abstract: Methods and apparatus for vacuum forming a beverage lid using a fiber-based slurry. The slurry comprises a moisture barrier component in the range of 0.5%-10% by weight, a rigidity component in the range of 1%-4% by weight, and a polycationic component in the range of about 1%-4%.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: July 31, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 9988199
    Abstract: Methods and apparatus for manufacturing a microwavable food container include: forming a wire mesh over a mold comprising a mirror image of the microwavable food container; immersing the wire mesh in a fiber-based slurry bath; drawing a vacuum across the wire mesh to cause fiber particles to accumulate at the wire mesh surface; and removing the wire mesh including the accumulated fiber particles from the slurry bath; wherein the slurry comprises a moisture barrier, an oil barrier, and a vapor barrier.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: June 5, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180030660
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Application
    Filed: November 3, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180029766
    Abstract: Methods and systems for shipping original design manufacturer (ODM) boxes. The system includes: a plurality of corner sets, each comprising at least two fiber cushions; a plurality of end cap sets, each comprising two opposing corrugated sleeves; and a graphical guide comprising and end cap selector and a corner selector. The graphical guide is configured to allow a user to: compare an ODM box to the end cap selector to thereby select one of the plurality of end cap sets; and compare the ODM box to the corner selector to thereby select one of the plurality of end corner sets. Each sleeve comprises a plurality of height score lines, a plurality of width score lines, and a support feature to stabilize the sleeve during folding.
    Type: Application
    Filed: July 27, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180029765
    Abstract: Methods and apparatus for vacuum forming a beverage lid using a fiber-based slurry. The slurry comprises a moisture barrier component in the range of 0.5%-10% by weight, a rigidity component in the range of 1%-4% by weight, and a polycationic component in the range of about 1%-4%.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180029764
    Abstract: Methods and apparatus for vacuum forming a meat tray using a slurry. The slurry comprises: a moisture barrier comprising AKD in the range of about 4% by weight; a fiber base comprising bagasse; and an oil barrier comprising a water-based emulsion in the range of about 1.5% by weight.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180030659
    Abstract: Methods and apparatus for packing a flat screen device for shipment. The method includes: providing a left corrugated end piece and a right corrugated end piece configured to be telescopically received within the left corrugated end piece; providing a top U-shaped fiber cushion configured to be placed over the flat screen device and a bottom U-shaped fiber cushion configured to be placed underneath the flat screen device; and providing respective fiber corner pieces configured to be placed on respective corners of the flat screen device; wherein the top cushion, the bottom cushion, and the fiber corner pieces are vacuum formed using a fiber-based slurry.
    Type: Application
    Filed: July 27, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180029776
    Abstract: Methods and apparatus for manufacturing a microwavable food container include: forming a wire mesh over a mold comprising a mirror image of the microwavable food container; immersing the wire mesh in a fiber-based slurry bath; drawing a vacuum across the wire mesh to cause fiber particles to accumulate at the wire mesh surface; and removing the wire mesh including the accumulated fiber particles from the slurry bath; wherein the slurry comprises a moisture barrier, an oil barrier, and a vapor barrier.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180030658
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Publication number: 20180029767
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Application
    Filed: November 3, 2016
    Publication date: February 1, 2018
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 9869062
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: January 16, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 9856608
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: January 2, 2018
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang
  • Patent number: 9783935
    Abstract: Methods and apparatus for manufacturing vacuum forming a produce container using a fiber-based slurry. The slurry includes a moisture barrier comprising alkylketene dimer in the range of about 4% by weight, and a cationic liquid starch component in the range of 1%-7% by weight.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: October 10, 2017
    Assignee: Footprint International, LLC
    Inventors: Yoke Dou Chung, Brandon Michael Moore, Yiyun Zhang