Patents by Inventor Ka Chuen Sze
Ka Chuen Sze 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: 10531727Abstract: There is provided a method of manufacture of a hair brush. The method has the steps, in the sequence of, i) forming a base layer in the form of a mesh by way of a first molding step, the base layer defining an upper surface and a lower surface opposite the upper surface, made of a first material selected from a group consisting of polypropylene (PP), nylon, polyoxymethylene (POM) and thermoplastic elastomer (TPE), and including a plurality of recesses with apertures at the upper surface, ii) forming a substrate layer for supporting bristles of the hair brush by a second molding step of overmoulding a finishing layer over the base layer, the finishing layer made of a second material; iii) installing the bristles to the substrate layer at the recesses through the apertures; and iv) assembling the substrate layer installed with the bristles to a casing of the hair brush.Type: GrantFiled: October 4, 2017Date of Patent: January 14, 2020Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Patent number: 10426243Abstract: There is provided a hair fastener. The hair fastener has an elongate body made of an elastic material stretchable under tension for maximizing holding capability of hair and a locking means at least part of which made of a stiff material. The locking means includes a first member and a second member arranged at opposite ends of the body. The first member and the second member are releasably engageable with each other by way of a mechanical interference fit in that engagement of the first and second members is achieved independent of degree of tension of the elastic body and engagement or disengagement of the first and second members is achieved by way of one hand operation of a user.Type: GrantFiled: April 15, 2015Date of Patent: October 1, 2019Assignee: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen Sze
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Publication number: 20190231059Abstract: There is disclosed a hair brush. The brush has an elongate body including a utility portion and a handle portion at opposite ends thereof and defining a longitudinal axis. The utility portion includes a back member acting as a support from which brushing protections extend, and defines a first plane and a second plane perpendicularly intersecting the first plane. The back member is flexibly movable with respect to the handle portion on the first plane and the second plane. The utility portion further includes a pair of spines arranged at opposite sides of the back member for controlling the flexible movement of the back member whereby the extent of control of movement of the back member by the spines are either limited to the movement on only the first plane or substantially more on the first plane than the second plane.Type: ApplicationFiled: January 24, 2019Publication date: August 1, 2019Applicant: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen SZE
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Patent number: 10271635Abstract: One aspect of the present invention is concerned with a method of manufacture of a hair brush. The method has the steps of providing a base member having connection means at circumferential region thereof, providing a sheet material having a plurality of spikes extending from outwardly facing surface of the sheet material, the sheet material and the spikes are integrally formed by injection molding of a plastic(s) material selected from the group consisting of thermoplastics polyester elastomer (TPE-E), polyether block amide copolymer (TPE-A), thermoplastic polyurethane (TPU) and polyurethane (PU), with a hardness from substantially Shore D50 to D65, and with a flexural modulus from 30,000 PSI to 40,000 PSI, assembling the sheet material by fitting perimeter thereof to the circumferential region of the base member, the base member and the connection means are configured to allow the sheet material to secure to the base member. The outwardly facing surface assumes a convex curvature.Type: GrantFiled: December 2, 2015Date of Patent: April 30, 2019Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Publication number: 20190075903Abstract: A hair barrette is provided. The hair barrette has a decorative member defining an outwardly facing surface and an inwardly facing surface, and a closure device. The closure device includes a lever and first and second seat members arranged at opposite ends of the decorative member. One end of the lever is hingedly connected to the second seat member at which the lever is pivotably movably with respect to the decorative member. The closure device is provided with a bridge member raised from the inwardly facing surface of the decorative member and connecting the first and second seat members. The first and second seat members and the lever are made of a first plastic(s) material and the bridge member is made from a more flexible second plastic(s) material. The bridge member is made of polymeric material, has a hardness of Shore D30-70, and is extendible in length to 150-300%.Type: ApplicationFiled: December 6, 2017Publication date: March 14, 2019Applicant: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Patent number: 10226811Abstract: The present disclosure provides a hair clip. The clip has a first leg portion and a second leg portion formed from a wire, the wire configured by bending such that the first and second leg portions are biased toward each other and at default lie in contact or at least adjacent to each other, and substantially parallel to each other, for securing hair therebetween. The wire is provided with a first coating of a paint material on an entire surface of the wire. Each of the first and second leg portions forms an outwardly facing surface and an inwardly facing surface, the first and second leg portions being provided with a second coating of an anti-slipping material only over the inwardly facing surface and on the first paint material coating such that the outwardly facing surface of the first and second leg portions is free of the anti-slipping coating.Type: GrantFiled: March 15, 2017Date of Patent: March 12, 2019Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Publication number: 20180177274Abstract: The present invention is concerned with a hair roller. The hair roller has an inner shell, an outer shell, and a middle shell positioned between the inner shell and the outer shell, all of the inner, middle and outer shells having a cylindrical profile defining a through cavity.Type: ApplicationFiled: December 19, 2017Publication date: June 28, 2018Applicant: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen SZE
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Publication number: 20180103748Abstract: There is provided a method of manufacture of a hair brush. The method has the steps, in the sequence of, i) forming a base layer in the form of a mesh by way of a first molding step, the base layer defining an upper surface and a lower surface opposite the upper surface, made of a first material selected from a group consisting of polypropylene (PP), nylon, polyoxymethylene (POM) and thermoplastic elastomer (TPE), and including a plurality of recesses with apertures at the upper surface, ii) forming a substrate layer for supporting bristles of the hair brush by a second molding step of overmoulding a finishing layer over the base layer, the finishing layer made of a second material; iii) installing the bristles to the substrate layer at the recesses through the apertures; and iv) assembling the substrate layer installed with the bristles to a casing of the hair brush.Type: ApplicationFiled: October 4, 2017Publication date: April 19, 2018Applicant: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen SZE
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Patent number: 9763507Abstract: There is provided a headband for managing hair of a user comprising an elongate body member defining a full length and configured to be conformable around the head of a user, wherein the body member includes a first layer potion, a second layer portion connected to the first layer portion and an elongate metallic core member arranged between the first and second layer portions, and wherein, in use, when the headband resembling an arch is worn by the user the first layer portion is positioned to be outwardly facing and the second layer is positioned to be inwardly facing, and wherein the body member is user-adjustable in curvature such that the full length of the arch is conformable to specific contour of the head and entire inwardly facing surface of the second layer portion of the member is engageable around the head.Type: GrantFiled: July 10, 2014Date of Patent: September 19, 2017Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Publication number: 20170181517Abstract: The present disclosure provides a hair clip. The clip has a first leg portion and a second leg portion formed from a wire, the wire configured by bending such that the first and second leg portions are biased toward each other and at default lie in contact or at least adjacent to each other, and substantially parallel to each other, for securing hair therebetween. The wire is provided with a first coating of a paint material on an entire surface of the wire. Each of the first and second leg portions forms an outwardly facing surface and an inwardly facing surface, the first and second leg portions being provided with a second coating of an anti-slipping material only over the inwardly facing surface and on the first paint material coating such that the outwardly facing surface of the first and second leg portions is free of the anti-slipping coating.Type: ApplicationFiled: March 15, 2017Publication date: June 29, 2017Applicant: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen SZE
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Patent number: 9642431Abstract: There is provided a hair clipping device. The hair clip has a first leg portion and a second leg portion formed from a wire configured by bending such that the first and second leg portions lie adjacent and are biased against each other for securing hair therebetween. Surface of the first and second leg portions is provided with an anti-slipping coating for enhancing gripping of hair arranged between the first and second leg portions by the hair clip.Type: GrantFiled: January 27, 2015Date of Patent: May 9, 2017Assignee: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen Sze
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Publication number: 20160278500Abstract: There is provided a hair comb. The comb has a utility member made of a first polymeric material for engaging hair and scalp of a user in use and a splint portion made of a second material for providing rigidity to the utility member and to act as a handle for user's grip. The splint member is substantially stiffer than the utility member, wherein the splint member has a flexural strength of at least 40 Mpa and a hardness of at least Shore D 75, and the first polymeric material is selected from a group selected from thermoplastics polyester elastomer (TPE-E), polyether block amide copolymer (TPE-A), ethylene-vinyl acetate (EVA), polyurethane (PU) and polyethylene (PE).Type: ApplicationFiled: March 25, 2015Publication date: September 29, 2016Applicant: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen SZE
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Publication number: 20160213120Abstract: The present invention is concerned with a hair fastener. The hair fastener has an elastic band with opposite ends positioned adjacent each other thus in the form of a closed loop, a first coupler for fixedly connecting the opposite ends together, a layer of fabric enveloping the elastic band and said first coupler, and a second coupler for connecting the opposite ends. The second coupler encases region of the fabric layer enveloping the first coupler.Type: ApplicationFiled: December 8, 2015Publication date: July 28, 2016Applicant: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen SZE
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Patent number: D831273Type: GrantFiled: April 6, 2017Date of Patent: October 16, 2018Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Patent number: D836838Type: GrantFiled: December 6, 2017Date of Patent: December 25, 2018Assignee: Tung Hing Plastic Manufacturing LTD.Inventor: Ka Chuen Sze
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Patent number: D837449Type: GrantFiled: September 14, 2017Date of Patent: January 1, 2019Assignee: Tung Hing Plastic Manufactory LTD.Inventors: Ka Chuen Sze, Francois Pichon
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Patent number: D840160Type: GrantFiled: March 22, 2017Date of Patent: February 12, 2019Assignee: TUNG HING PLASTIC MANUFACTORY LTD.Inventor: Ka Chuen Sze
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Patent number: D847428Type: GrantFiled: November 27, 2017Date of Patent: April 30, 2019Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Patent number: D847429Type: GrantFiled: January 22, 2018Date of Patent: April 30, 2019Assignee: Tung Hing Plastic Manufactory Ltd.Inventor: Ka Chuen Sze
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Patent number: D863782Type: GrantFiled: July 12, 2018Date of Patent: October 22, 2019Assignee: TUNG HING PLASTIC MANUFACTORY LIMITEDInventor: Ka Chuen Sze