Patents by Inventor Chung-Tang Chang
Chung-Tang Chang 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).
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Patent number: 11058178Abstract: A moisture-permeable waterproof shoe includes an upper defining an interior space, an inner sleeve inserted into the interior space and having a sleeve body made from a cut piece, and a sole fixed to a bottom portion of the upper. The cut piece includes an upright velvet layer having a plurality of pile yarns woven between a lining layer and an outer fabric layer of the cut piece, and has a main body with a front convex portion, and two wing portions each including a wing lateral edge connected to the wing lateral edge of the other wing portion, a front curved edge connected to a periphery of the front convex portion, and a rear mating edge connected to the rear mating edge of the other wing portion.Type: GrantFiled: August 6, 2019Date of Patent: July 13, 2021Assignee: SHUANG BANG INDUSTRIAL CORP.Inventor: Chung-Tang Chang
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Patent number: 10966487Abstract: A method of making a knitted shoe includes the steps of: (A) preparing a tube main body having opposite first and second openings; (B) closing the first opening to form a front joined part; (C) cutting an oval shaped opening in the tube main body and closing the same to form a side joined part proximate to the front joined part; (D) preparing and sleeving a three-dimensional rigid foam sleeve on a shoe last; (E) adhering the tube main body to an outer surface of the foam sleeve so as to form a tubular knitted upper; (F) placing the shoe last in an oven for heating; (G) removing the shoe last from the oven; (H) adhering a sole to a bottom side of the tubular knitted upper; and (I) removing the shoe last from the tubular knitted upper.Type: GrantFiled: October 26, 2017Date of Patent: April 6, 2021Assignee: SHUANG BANG INDUSTRIAL CORP.Inventor: Chung-Tang Chang
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Publication number: 20200214393Abstract: A moisture-permeable waterproof shoe includes an upper defining an interior space, an inner sleeve inserted into the interior space and having a sleeve body made from a cut piece, and a sole fixed to a bottom portion of the upper. The cut piece includes an upright velvet layer having a plurality of pile yarns woven between a lining layer and an outer fabric layer of the cut piece, and has a main body with a front convex portion, and two wing portions each including a wing lateral edge connected to the wing lateral edge of the other wing portion, a front curved edge connected to a periphery of the front convex portion, and a rear mating edge connected to the rear mating edge of the other wing portion.Type: ApplicationFiled: August 6, 2019Publication date: July 9, 2020Applicant: SHUANG BANG INDUSTRIAL CORP.Inventor: Chung-Tang CHANG
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Publication number: 20190098961Abstract: A method of making a knitted shoe includes the steps of: (A) preparing a tube main body having opposite first and second openings; (B) closing the first opening to form a front joined part; (C) cutting an oval shaped opening in the tube main body and closing the same to form a side joined part proximate to the front joined part; (D) preparing and sleeving a three-dimensional rigid foam sleeve on a shoe last; (E) adhering the tube main body to an outer surface of the foam sleeve so as to form a tubular knitted upper; (F) placing the shoe last in an oven for heating; (G) removing the shoe last from the oven; (H) adhering a sole to a bottom side of the tubular knitted upper; and (I) removing the shoe last from the tubular knitted upper.Type: ApplicationFiled: October 26, 2017Publication date: April 4, 2019Inventor: Chung-Tang Chang
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Publication number: 20180352905Abstract: A moisture-permeable waterproof shoe includes an upper made of a jacquard woven fabric, and an inner sleeve body fixed to an inner surface of the upper and including a three-dimensional sleeve portion, and a moisture-permeable waterproof membrane attached to the sleeve portion. The sleeve portion includes two layered structures connected to and cooperating with each other to define a foot space. Each layered structure includes an outer fabric layer, a lining fabric layer and an intermediate foam layer. A connecting layer connects the moisture-permeable waterproof membrane to the inner surface of the upper. A sole is fixed to a bottom end of the upper and a bottom portion of the inner sleeve body.Type: ApplicationFiled: July 28, 2017Publication date: December 13, 2018Inventor: Chung-Tang Chang
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Publication number: 20180352895Abstract: A three-dimensional sock-shoe includes a shoe sole, a sock body having a bottom portion connected to the shoe sole, and a foam sleeve inserted into the sock body. The foam sleeve has a shape corresponding to that of the sock body, defines a three-dimensional foot space, and is made by stitching together at least two layered structures. The foam sleeve successively consists of an inner lining layer, a foam layer and an outer fabric layer. At least one adhesive layer is disposed between the outer fabric layer and the sock body to adhere the outer fabric layer to the sock body.Type: ApplicationFiled: August 1, 2017Publication date: December 13, 2018Inventor: Chung-Tang Chang
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Publication number: 20180153257Abstract: A rigid three-dimensional sock-shoe includes a shoe sole, a three-dimensional sock, and a tightening unit disposed transversely on the three-dimensional sock. The sock includes a sock sole connected to the shoe sole, and a sock upper connected to and cooperating with the sock sole to define a foot space. The sock is composed of a sock lining, a first adhesive layer, a waterproof sleeve, a second adhesive layer and a sock main body that are arranged in order from the inside to the outside thereof. The first adhesive layer connects the sock lining to the waterproof sleeve. The second adhesive layer connects the waterproof sleeve to the sock main body. Each of the sock main body and the sock lining is a one-piece woven sock.Type: ApplicationFiled: February 7, 2017Publication date: June 7, 2018Inventors: Chung-Tang Chang, Ho-Pin Lin
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Publication number: 20180020770Abstract: A method of making a breathable and windproof vamp includes: (a) providing outer and inner fabric layers; (b) forming a breathable and windproof resin layer on one of the outer fabric layer and the inner fabric layer; (c) dispensing a plurality of spaced-apart glue dots on the resin layer or on the other one of the outer fabric layer and the inner fabric layer; (d) connecting the inner and outer fabric layers in such a manner that the glue dots and the resin layer are interposed between the inner and outer fabric layers, and the inner and outer fabric layers are adhered with each other through the spaced-apart glue dots so as to obtain a fabric laminate; and (e) cutting and forming the fabric laminate into a vamp.Type: ApplicationFiled: July 25, 2016Publication date: January 25, 2018Inventors: Chung-Tang CHANG, Ho-Pin LIN
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Publication number: 20180014602Abstract: A method of making a moisture-permeable and waterproof vamp includes: (a) providing inner and outer fabric layers, each of the inner and outer fabric layers having a top surface and a bottom surface; (b) forming a moisture-permeable and waterproof resin layer on one of the bottom surface of the outer fabric layer and the top surface of the inner fabric layer; (c) attaching the resin layer to the other one of the bottom surface of the outer fabric layer and the top surface of the inner fabric layer so as to obtain a fabric laminate; (d) cutting and forming the fabric laminate into a vamp that is formed with at least one seam; and (e) applying a waterproof treatment to the seam.Type: ApplicationFiled: July 14, 2016Publication date: January 18, 2018Inventors: Chung-Tang CHANG, Ho-Pin LIN
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Publication number: 20180015686Abstract: A method of making a moisture-permeable and waterproof vamp for a shoe includes: coating a resin material on a release paper; solidifying the resin material to form a moisture-permeable and waterproof resin layer on an outer fabric layer so that the release paper is separated from the outer fabric layer; removing the release paper; attaching an inner fabric layer to the outer fabric layer so as to form a moisture-permeable and waterproof fabric laminate; cutting and forming the moisture-permeable and waterproof fabric laminate into a vamp that is formed with seams and provided with a receiving space adapted for receiving a user's foot; and applying a waterproof treatment to the seams.Type: ApplicationFiled: July 12, 2016Publication date: January 18, 2018Inventors: Chung-Tang CHANG, Ho-Pin LIN
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Publication number: 20180007999Abstract: A method of making a moisture-permeable and waterproof shoe includes: forming a vamp and a bottom liner from a fabric laminate and connecting the vamp and the bottom liner to form a semi-finished shoe with seams; disposing a shoe last in a foot-receiving space provided in the semi-finished shoe; coating an outer surface of the semi-finished shoe with a resin material and curing the resin material to form a moisture-permeable and waterproof resin layer on the outer surface of the semi-finished shoe and to cover the seams; attaching a shoe sole to the bottom liner; and removing the shoe last from the receiving space.Type: ApplicationFiled: July 8, 2016Publication date: January 11, 2018Inventors: Chung-Tang CHANG, Ho-Pin LIN
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Publication number: 20170295852Abstract: A moisture-permeable and waterproof sock includes a sock body and a moisture-permeable and waterproof layer The sock body is made of an elastic and stretchable fabric material, and includes an inner surface and an outer surface, the inner surface defining a receiving space, the outer surface being divided into an uncovered region that has an opening for insertion of the user's foot into said receiving space, and a covered region continuously extending from the uncovered region and away from the opening. The moisture-permeable and waterproof layer is only formed on the covered region of the outer surface for preventing water from entering into the sock body while allowing moisture to escape from the receiving space of the sock body.Type: ApplicationFiled: September 21, 2016Publication date: October 19, 2017Inventors: Chung-Tang Chang, Joseph Lin
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Patent number: 7216976Abstract: An impact strength synthetic resin lens is provided in which transparency of a synthetic resin lens material of a polyurethane and releasability are improved to improve productivity and no stria are produced. The impact strength synthetic resin lens is manufactured by casting and curing a polyurethane resin composition which a polyurethane resin composition for molding optical lenses, comprising, as essential components, a prepolymer obtained by reacting an alicyclic polyisocyanate having two or more isocyanate groups with a polyol having two or more hydroxy groups, an internal mold lubricant and a decolored aromatic diamine.Type: GrantFiled: April 10, 2003Date of Patent: May 15, 2007Assignee: Talex Optical Co., Ltd.Inventors: Kanichi Tamura, Shoichi Mitsuuchi, Chung-Tang Chang
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Publication number: 20030195323Abstract: An impact strength synthetic resin lens is provided in which transparency of a synthetic resin lens material of a polyurethane and releasability are improved to improve productivity and no stria are produced. The impact strength synthetic resin lens is manufactured by casting and curing a polyurethane resin composition which a polyurethane resin composition for molding optical lenses, comprising, as essential components, a prepolymer obtained by reacting an alicyclic polyisocyate having two or more isocyanate groups with a polyol having two or more hydroxy groups, an internal mold lubricant and a decolored aromatic diamine.Type: ApplicationFiled: April 10, 2003Publication date: October 16, 2003Inventors: Kanichi Tamura, Shoichi Mitsuuchi, Chung-Tang Chang
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Patent number: 5771611Abstract: A sole construction includes a midsole and a sole layer. The midsole is made of a transparent polyurethane material and has a toe portion, a heel portion, a plurality of side-by-side adjacent air cavities, and a plurality of walls which confine the air cavities. The walls include a base wall, a plurality of resilient upright partition walls formed on the base wall, and a transparent peripheral wall which extends upwardly from the base wall so as to surround the air cavities and the partition walls. Each of the cavities is open at one side opposing the base wall. The sole layer is adhesively bonded so as to cover the side of the midsole opposite to the base wall. A plurality of light emitting units can be disposed in the air cavities located along the peripheral wall in order to emit light from the periphery of the midsole.Type: GrantFiled: June 20, 1996Date of Patent: June 30, 1998Assignee: Shuang-Bang Industrial CorporationInventor: Chung-Tang Chang