Patents by Inventor Allen Cheng

Allen Cheng 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: 20240117537
    Abstract: A fabric with buckle units includes a fabric body and a buckle yarn. The fabric body includes a surface layer, a bottom layer and a middle layer. The surface layer is knitted by a surface knitting unit in a warp knitting manner. The middle layer is disposed and connected between the surface layer and the bottom layer. The buckle yarn is woven back and forth in the surface layer of the fabric body to form a plurality of buckle units, which protrude from at least one side of the fabric body.
    Type: Application
    Filed: August 12, 2023
    Publication date: April 11, 2024
    Inventor: Allen CHENG
  • Patent number: 11934239
    Abstract: In an embodiment, a circuit includes: an error amplifier; a temperature sensor, wherein the temperature sensor is coupled to the error amplifier; a discrete time controller coupled to the error amplifier, wherein the discrete time controller comprises digital circuitry; a multiple bits quantizer coupled to the discrete time controller, wherein the multiple bits quantizer produces a digital code output; and a heating array coupled to the multiple bits quantizer, wherein the heating array is configured to generate heat based on the digital code output.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: March 19, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Jui-Cheng Huang, Yi-Hsing Hsiao, Yu-Jie Huang, Tsung-Tsun Chen, Allen Timothy Chang
  • Publication number: 20240041161
    Abstract: A strap tip structure includes a positioning fastener member and an outer cover. The positioning fastener member includes a mainbody, at least three clip members and an external screw structure. The at least three clip members are flexibly connected to the mainbody, and each of the clip members is an arc plate and has an end portion. The external screw structure is disposed on an outer surface of the mainbody. The outer cover is detachably connected to the positioning fastener member. The outer cover includes an inner space and an inner screw structure, and the inner screw structure matches the external screw structure. When the inner screw structure of the outer cover and the external screw structure of the positioning fastener member are screwed together, the positioning fastener member is accommodated in the inner space.
    Type: Application
    Filed: February 15, 2023
    Publication date: February 8, 2024
    Inventors: Allen CHENG, Chan-Lu CHANG, Chia-Ju CHENG, Yi-Jhen SU
  • Publication number: 20240041167
    Abstract: A buckle device includes a female buckle and a male buckle. The female buckle includes a wall forming an inserting hole. The male buckle includes a male buckle body, two engaging portions, an elastic connecting element and an actuating element. The two engaging portions are disposed at the male buckle body in intervals and located at an inserting side of the male buckle body, and the two engaging portions are configured to engage with the inserting hole of the female buckle. The elastic connecting element is connected between the two engaging portions. The actuating element includes an actuating portion and a connecting string. One of two ends of the connecting string is connected to the actuating portion, and the other one of the two ends of the connecting string is connected to the elastic connecting element.
    Type: Application
    Filed: December 16, 2022
    Publication date: February 8, 2024
    Inventors: Allen CHENG, Chan-Lu CHANG, Chia-Ju CHENG
  • Publication number: 20200154830
    Abstract: One aspect of the present invention provides a metal cap for a shoelace tip of a shoelace. The metal cap includes a cylindrical hollow body. The body has a substantially closed first end, an open second end opposite to the first end, and a peripheral wall extending between the first and the second ends. The peripheral wall includes a longitudinal slot extending from the first end to the second end and a plurality of dents aligned longitudinally at locations opposite to the longitudinal slot. The longitudinal slot is defined by a first side edge and a second side edge of the peripheral wall, wherein a protrusion is formed at the first side edge and a notch is formed in the second side edge at a position corresponding to the protrusion. A number of radially inwardly protruding teeth are provided at a periphery of the open second end.
    Type: Application
    Filed: January 18, 2019
    Publication date: May 21, 2020
    Inventor: Allen CHENG
  • Publication number: 20200047650
    Abstract: A hook strap type seat covering fixing structure for a seat cushion of a car includes an elongated hook strap which has a plurality of hooks formed on a first surface thereof, a peripheral wall formed on the first surface and surrounding the plurality hooks, and reinforcing configurations formed along lateral longitudinal sides of the hook strap outside the peripheral wall; two barrier sponges each attached on top of the reinforcing configurations formed along lateral longitudinal sides of the hook strap; a backing layer affixed to a second surface, opposing the first surface, of the hook strap; and a magnetic material layer disposed between the second surface of the hook strap and the backing layer.
    Type: Application
    Filed: October 12, 2018
    Publication date: February 13, 2020
    Inventor: Allen CHENG
  • Publication number: 20190328061
    Abstract: An anti-slip structure comprises a base sheet and a plurality of anti-slip units disposed on the base sheet at intervals in a matrix manner. Each of the anti-slip units has a central axis and comprises a top surface, a bottom surface, two side surfaces and front and back surfaces. The top surface is a planer surface having a substantial square shape that is centered on the central axis. The bottom surface is opposite to the top surface and also centered on the central axis. The two side surfaces respectively extend obliquely from two opposite side edges of the top surface outwardly toward two opposite side edges of the bottom surface, and are symmetrical to each other with respect to the central axis. The front and back surfaces respectively extend between the top and bottom surfaces and the two side surfaces.
    Type: Application
    Filed: October 9, 2018
    Publication date: October 31, 2019
    Inventor: Allen CHENG
  • Publication number: 20190231034
    Abstract: One aspect of the present invention provides an injection molded mushroom type hook structure. The injection molded mushroom type hook structure of the present invention includes a stem portion and a substantially planar head portion formed at a top end of the stem portion, wherein the head portion includes two protrusion portions extending outwardly at two opposite sides of the head portion in a first direction, at least one extended portions extending outwardly from one side of the head portion in a second direction substantially perpendicular to the protrusions, and four connection portions that are formed at locations where the lateral sides of the two protrusion portions meet adjacent extended portion and the head portion. These structural features allow the injection molded mushroom type hook structure of the present invention to have a substantially same hook-to-loop engagement rate in each direction and an improved hook-to-loop engagement/peeling-off strength.
    Type: Application
    Filed: April 11, 2019
    Publication date: August 1, 2019
    Inventor: Cheng-Wei Allen CHENG
  • Patent number: 10306952
    Abstract: A surface bonding fastener includes first and second members that can be fastened with each other. Each of the first and second members includes a base sheet and a plurality of fastening units on and integrally molded with the base sheet. Each of the fastening units has first and second hooks. The first hook has a first body and a first hook portion. The second hook has a second body and a second hook portion. The first and second bodies are adjacent to each other in a transverse direction and integrally formed on the base sheet. The first and second hook portions are respectively extend from the first and second bodies and bended toward opposite directions. An overlapping degree between the first and second bodies in a longitudinal direction is configured to be determined by a desired fastening strength between the first and second members.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: June 4, 2019
    Assignee: TAIWAN PAIHO LIMITED
    Inventor: Allen Cheng
  • Patent number: 10081458
    Abstract: A surface bonding fastener for opening and closing an opening of a package comprises a first base sheet having a first surface; a second base sheet having a second surface facing the first surface; first and second blocking sheets secured to the first and second surfaces at first and second fixing ends; and plurality of first and second fastening units on first and second free ends opposite to the first and second fixing ends. The first and second fixing ends are closer to the opening of the package than the first and second free ends that are between the first and second base sheets. The first and second fastening units are arranged at intervals in a longitudinal direction and staggered in a transverse direction perpendicular to the longitudinal direction. The first and second fastening units are configured to be fastened with each other for closing the opening of the package.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: September 25, 2018
    Assignee: TAIWAN PAIHO LIMITED
    Inventor: Allen Cheng
  • Publication number: 20180228254
    Abstract: An improved hook structure, of a soft hook strap of a hook-and-loop fastener, has a width W and includes: a hook body integrally protruding upright from a substrate of the hook strap; and a curved head portion curvedly bent downwardly from a top end of the hook body, the head portion including a hook end and a neck portion extending between the hook body and the hook end, wherein a lower side of the neck portion has a curvature defined by an imaginary circle located in a space between the hook body and the hook end and the head portion has a height H defined by points A and B on head portion which are intersection points of a imaginary vertical line passing through the center of the circle intersecting with an upper side and the lower side of the head portion respectively. The width W of the hook structure and the height H of the head portion satisfies a relationship defined below: 0.1 < ? 1 - H W ? < 0.3 .
    Type: Application
    Filed: April 11, 2017
    Publication date: August 16, 2018
    Inventor: Allen CHENG
  • Publication number: 20180072465
    Abstract: A surface bonding fastener for opening and closing an opening of a package comprises a first base sheet having a first surface; a second base sheet having a second surface facing the first surface; first and second blocking sheets secured to the first and second surfaces at first and second fixing ends; and plurality of first and second fastening units on first and second free ends opposite to the first and second fixing ends. The first and second fixing ends are closer to the opening of the package than the first and second free ends that are between the first and second base sheets. The first and second fastening units are arranged at intervals in a longitudinal direction and staggered in a transverse direction perpendicular to the longitudinal direction. The first and second fastening units are configured to be fastened with each other for closing the opening of the package.
    Type: Application
    Filed: January 23, 2017
    Publication date: March 15, 2018
    Inventor: Allen CHENG
  • Publication number: 20180008011
    Abstract: A surface bonding fastener includes first and second members that can be fastened with each other. Each of the first and second members includes a base sheet and a plurality of fastening units on and integrally molded with the base sheet. Each of the fastening units has first and second hooks. The first hook has a first body and a first hook portion. The second hook has a second body and a second hook portion. The first and second bodies are adjacent to each other in a transverse direction and integrally formed on the base sheet. The first and second hook portions are respectively extend from the first and second bodies and bended toward opposite directions. An overlapping degree between the first and second bodies in a longitudinal direction is configured to be determined by a desired fastening strength between the first and second members.
    Type: Application
    Filed: November 4, 2016
    Publication date: January 11, 2018
    Inventor: Allen CHENG
  • Patent number: 9797604
    Abstract: The present invention relates to a tube fastening structure for fastening a tube in a radiant floor heating system, the tube fastening structure comprising a bottom layer and at least one fastening element. The bottom layer is fixed on ground and has a surface of loop members. The fastening element has a plurality of hook members on a first surface thereof, and the plurality of hook members are configured to be mechanically fastened to the surface of the loop members of the bottom layer. After the tube is placed on the bottom layer, the fastening element is configured to fasten the tube in a manner of surrounding the tube by a mechanical fastening between the plurality of hook members and the surface of the loop members of the bottom layer.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: October 24, 2017
    Assignee: TAIWAN PAIHO LIMITED
    Inventor: Allen Cheng
  • Publication number: 20170240081
    Abstract: One aspect of the present invention provides a fastening strap for fixing a seat covering to a seat cushion of a car. The fastening strap includes a plurality of fastening sections connected in series and each of the fastening section comprises: a substrate having a plurality of hooks formed on a surface thereof; at least one magnetic member disposed on the surface of the substrate; a protective member disposed along a periphery of the substrate to encircle the plurality of hooks; and a flexible connecting portion integrally extending from one end of the substrate in a longitudinal direction of the fastening section to connect to an adjacent fastening section in a spaced apart manner.
    Type: Application
    Filed: May 13, 2016
    Publication date: August 24, 2017
    Inventor: Allen CHENG
  • Patent number: 9688007
    Abstract: An adhesive fastener for foam molding and cushion thereof are disclosed herein. The adhesive fastener comprises a strip. The strip comprises a surface with a plurality of first hooks and second hooks. The first hooks are disposed on an adhesive area and the second hooks are disposed on a surrounding area of the adhesive area. The arrange density of the first hooks is greater than the arrange density of the second hooks. Therefore, when the adhesive fastener is used in a foam material cushion, the adhesive and fastening function in the adhesive area is working normally and a combining force between the adhesive fastener and the foam material is performed well.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: June 27, 2017
    Assignee: Taiwan Paiho Limited
    Inventor: Allen Cheng
  • Publication number: 20170167734
    Abstract: The present invention relates to a tube fastening structure for fastening a tube in a radiant floor heating system, the tube fastening structure comprising a bottom layer and at least one fastening element. The bottom layer is fixed on ground and has a surface of loop members. The fastening element has a plurality of hook members on a first surface thereof, and the plurality of hook members are configured to be mechanically fastened to the surface of the loop members of the bottom layer. After the tube is placed on the bottom layer, the fastening element is configured to fasten the tube in a manner of surrounding the tube by a mechanical fastening between the plurality of hook members and the surface of the loop members of the bottom layer.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 15, 2017
    Inventor: Allen CHENG
  • Publication number: 20170156451
    Abstract: One aspect of the present invention provides an injection molded mushroom type hook structure. The injection molded mushroom type hook structure of the present invention includes a stem portion and a substantially planar head portion formed at a top end of the stem portion, wherein the head portion includes two protrusion portions extending outwardly at two opposite sides of the head portion in a first direction, at least one extended portions extending outwardly from one side of the head portion in a second direction substantially perpendicular to the protrusions, and four connection portions that are formed at locations where the lateral sides of the two protrusion portions meet adjacent extended portion and the head portion. These structural features allow the injection molded mushroom type hook structure of the present invention to have a substantially same hook-to-loop engagement rate in each direction and an improved hook-to-loop engagement/peeling-off strength.
    Type: Application
    Filed: September 30, 2016
    Publication date: June 8, 2017
    Inventor: Cheng-Wei Allen CHENG
  • Patent number: 9501626
    Abstract: Dispensing machine. The machine includes a number of silos for the storage of smaller objects and a mechanism for dispensing the stored objects into a central receptacle at a designated time or frequency in a combinatorial manner, regardless of the size, shape, or other physical characteristics of the pill to be dispensed. Major components of the device include a number of silos for storing objects of dispersal, a user input interface, a circuit board, an actuator, a central receptacle, a sensor, a storage receptacle, and an alarm. It is preferred that the designated time or frequency for dispersal from each silo is set by a user or a third-party. It is preferred that the machine further includes a capability for wireless connectivity to an intranet or an internet and a mechanism for monitoring access to the central receptacle and for outputting feedback to a user or a third-party.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: November 22, 2016
    Inventors: Dafang Zhang, Ashwin Nathan, Allen Cheng, Eli Cohen
  • Patent number: 9315806
    Abstract: The invention relates to methods and compositions that enable the rapid generation of high-order combinations of genetic elements, and that provide a barcoded basis for rapid characterization of the specific combination of genetic elements encoded within a single cell or in a pooled population.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: April 19, 2016
    Assignee: Massachusetts Institute of Technology
    Inventors: Timothy Kuan-Ta Lu, Allen Cheng