Patents by Inventor Wen Cheng

Wen 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: 20210253809
    Abstract: A low shrinkage low oligomer polyester film and a method for manufacturing the same are provided. The method includes forming at least one polyester composition into an unstretched polyester thick film and stretching the unstretched polyester thick film in a machine direction (MD) and a transverse direction (TD) at a stretch ratio of two to six times. The polyester composition includes 94% to 99.974% by weight of a polyester resin, 0.01% to 1% by weight of a primary antioxidant, 0.01% to 1% by weight of a secondary antioxidant, 0.003% to 2% by weight of a nucleating agent, and 0.003% to 2% by weight of a flow aid. The polyester resin has an intrinsic viscosity between 0.60 dl/g and 0.80 dl/g.
    Type: Application
    Filed: September 28, 2020
    Publication date: August 19, 2021
    Inventors: Te-Chao LIAO, Wen-Cheng YANG, Wen-Jui CHENG, Chia-Yen HSIAO
  • Publication number: 20210252489
    Abstract: A method for preparing a supported carbon catalyst, the method includes at least the following steps: contacting a gas containing an organic silicon source with a silicon oxide-based material to obtain a precursor; contacting the precursor with a gas containing an organic carbon source to obtain the supported carbon catalyst. The temperature and energy consumption of the chemical vapor deposition of heteroatom-containing carbon material on silica-based materials can be greatly reduced in this method, and the cost of the catalyst can be effectively reduced.
    Type: Application
    Filed: April 30, 2019
    Publication date: August 19, 2021
    Applicants: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES, FORMOSA PLASTICS CORPORATION
    Inventors: Jinming XU, Sisi FAN, Yanqiang HUANG, Tao ZHANG, Chin Lien HUANG, Wan Tun HUNG, Yu Cheng CHEN, Chien Hui WU, Ya Wen CHENG, Ming Hsien WEN, Chao Chin CHANG, Tsao Cheng HUANG
  • Publication number: 20210252845
    Abstract: A recyclable retort pouch and a recyclable retort polyester film thereof are provided. The recyclable retort polyester film includes a heat seal layer and at least one polyester layer. The heat seal layer is composed of isophthalic acid, neopentyl glycol, polybutylene terephthalate, 1,4-cyclohexanedimethanol, and polyethylene terephthalate-1,4-cyclohexane dimethanol ester. The polyester layer is formed on the heat seal layer, and is composed of a polyester composition. The polyester composition includes a polyester resin made from recycled PET bottle flakes processed by physical or chemical methods and the polyester resin has an inherent viscosity between 0.62 dl/g and 1.0 dl/g. The recyclable retort pouch is made of the recyclable retort polyester film.
    Type: Application
    Filed: September 30, 2020
    Publication date: August 19, 2021
    Inventors: TE-CHAO LIAO, Wen-Cheng Yang, CHING-YAO YUAN, Chia-Yen Hsiao
  • Publication number: 20210253895
    Abstract: An aqueous surface coating solution composition and a polyester film structure are provided. The aqueous surface coating solution composition includes 5-20 wt % of a resin composition and 0.15-5 wt % of an inorganic particle dispersion liquid. The resin composition includes 0.01-10 wt % of a polyester resin, 2-19 wt % of an acrylate-grafted polyurethane resin, and 0.5-10 wt % of a cross-linking agent. The inorganic particle dispersion liquid includes a plurality of first inorganic filling particles and a plurality of second inorganic filling particles, and the first inorganic filling particles have a larger average particle diameter than the second inorganic filling particles.
    Type: Application
    Filed: September 24, 2020
    Publication date: August 19, 2021
    Inventors: TE-CHAO LIAO, Wen-Cheng Yang, CHUN-CHE TSAO, WEN-JUI CHENG, CHIH-FU YEH
  • Publication number: 20210252844
    Abstract: A low oligomer modified polyester film capable of being easily extended and a method for manufacturing the same are provided. The modified polyester film includes a base layer and at least one skin layer formed on the base layer, each of which is formed from a polyester composition. The polyester composition includes 1 to 60 wt % of a blend resin, 0.02 to 2 wt % of an antioxidative ingredient, 0.003 to 2 wt % of a nucleation agent, and 0.003 to 2 wt % of a processing and flowing aid. The blend resin includes 90 to 99.9 phr of a polyester resin and 0.01 to 10 phr of an acrylic resin. The polyester resin has an intrinsic viscosity between 0.62 dl/g and 1.00 dl/g, and the acrylic resin has a weight average molecular weight (Mw) between 10,000 and 80,000.
    Type: Application
    Filed: September 30, 2020
    Publication date: August 19, 2021
    Inventors: TE-CHAO LIAO, Wen-Cheng Yang, CHING-YAO YUAN, Chia-Yen Hsiao
  • Publication number: 20210246430
    Abstract: An isolated rat liver cancer stem cell line which is named as TW-1 is provided. A method for drug screening by using the isolated rat liver cancer stem cell line is also provided.
    Type: Application
    Filed: February 6, 2020
    Publication date: August 12, 2021
    Applicant: LICENSE BIOTECHNOLOGY Co., Ltd.
    Inventors: WEN-CHENG HUANG, SZU-MENG WU
  • Publication number: 20210246262
    Abstract: A polyester film for being embossed with a laser-engraved pattern and a manufacturing method thereof are provided. The polyester film includes a substrate layer and at least one surface layer formed on the substrate layer. The surface layer serves as an easy-to-press embossed pattern layer, and is formed from a polyester-based copolymer. The polyester-based copolymer includes residues derived from a diacid component and residues derived from a diol component. The diacid component includes 85 to 95 mol % of terephthalic acid and 5 to 15 mol % of isophthalic acid. The diol component includes 35 to 74 mol % of ethylene glycol, 1 to 15 mol % of neopentyl glycol, and 25 to 50 mol % of 1,4-butanediol.
    Type: Application
    Filed: December 30, 2020
    Publication date: August 12, 2021
    Inventors: Te-Chao Liao, Wen-Cheng Yang, Wen-Jui Cheng, Chia-Yen Hsiao
  • Publication number: 20210246014
    Abstract: A MEMS support structure and a cap structure are provided. At least one vertically-extending trench is formed into the MEMS support structure or a portion of the cap structure. A vertically-extending outgassing material portion having a surface that is physically exposed to a respective vertically-extending cavity is formed in each of the at least one vertically-extending trench. A matrix material layer is attached to the MEMS support structure. A movable element laterally confined within a matrix layer is formed by patterning the matrix material layer. The matrix layer is bonded to the cap structure. A sealed chamber containing the movable element is formed. Each vertically-extending outgassing material portion has a surface that is physically exposed to the sealed chamber, and outgases a gas to increase the pressure in the sealed chamber.
    Type: Application
    Filed: February 7, 2020
    Publication date: August 12, 2021
    Inventors: Kuei-Sung Chang, Tai-Bang An, Chun-wen Cheng, Hung-Hua Lin
  • Patent number: 11089408
    Abstract: A MEMS microphone includes a backplate that has a plurality of open areas, and a diaphragm spaced apart from the backplate. The diaphragm is deformable by sound waves to cause gaps between the backplate and the diaphragm being changed at multiple locations on the diaphragm. The diaphragm includes a plurality of anchor areas, located near a boundary of the diaphragm, which is fixed relative to the backplate. The diaphragm also includes multiple vent valves. Examples of the vent valve include a wing vent valve and a vortex vent valve.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: August 10, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Chun Yin Tsai
  • Patent number: 11086451
    Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. A current touch sensing frame is obtained through a touch panel. The current touch sensing frame includes a plurality of frame cells respectively corresponding to a plurality of touch sensing units, and each of the frame cells has touch raw data. The frame cells include a target frame cell. A new cell value corresponding to the target frame cell is generated according to touch raw data of a plurality of adjacent frame cells adjacent to the target frame cell in the current touch sensing frame, so as to generate a transformation frame according to the new cell value. The transformation frame is transformed into a touch sensing image, and the touch sensing image is analyzed to recognize object information of a touch object.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: August 10, 2021
    Assignee: Acer Incorporated
    Inventors: Chih-Wen Huang, Eric Choi, Wen-Cheng Hsu, Chao-Kuang Yang, Yen-Shuo Huang, Ling-Fan Tsao
  • Publication number: 20210238030
    Abstract: Various embodiments of the present disclosure are directed towards a method for forming a microelectromechanical systems (MEMS) device. The method includes forming a filter stack over a carrier substrate. The filter stack comprises a particle filter layer having a particle filter. A support structure layer is formed over the filter stack. The support structure layer is patterned to define a support structure in the support structure layer such that the support structure has one or more segments. The support structure is bonded to a MEMS structure.
    Type: Application
    Filed: March 31, 2021
    Publication date: August 5, 2021
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Wen Cheng Kuo
  • Patent number: 11078074
    Abstract: Processes for integrating complementary metal-oxide-semiconductor (CMOS) devices with microelectromechanical systems (MEMS) devices are provided. In some embodiments, the MEMS devices are formed on a sacrificial substrate or wafer, the sacrificial substrate or wafer is bonded to a CMOS die or wafer, and the sacrificial substrate or wafer is removed. In other embodiments, the MEMS devices are formed over a sacrificial region of a CMOS die or wafer and the sacrificial region is subsequently removed. Integrated circuit (ICs) resulting from the processes are also provided.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 3, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Wen Cheng, Chia-Hua Chu
  • Publication number: 20210225675
    Abstract: In an embodiment, a system includes: a base; and a rod set comprising multiple rods connected to the base, wherein each rod of the rod set comprises multiple fingers disposed in a vertically-stacked relationship to each other and separated respectively from each other by respective slots, wherein each slot is configured to receive a bevel of a wafer, and wherein each of the multiple fingers comprises a rounded end at a furthest extension.
    Type: Application
    Filed: January 17, 2020
    Publication date: July 22, 2021
    Inventors: Ching-Wen CHENG, Xin-Kai HUANG, Kuei-Hsiung CHO
  • Publication number: 20210227692
    Abstract: A manufacturing method of a display device is disclosed. The method includes the following steps. A first substrate having a first region and a second region is provided. A second substrate is disposed on the first substrate. The second substrate is overlapping the first region. At least one drive IC is disposed on the second region. A protection layer is disposed on the second region. The protection layer is disposed enclosing the at least one drive IC. The protection layer has a maximum height larger than a maximum height of the at least one drive IC.
    Type: Application
    Filed: April 6, 2021
    Publication date: July 22, 2021
    Inventors: Chin-Cheng Kuo, Chia-Chun Yang, Wen-Cheng Huang
  • Publication number: 20210226762
    Abstract: A repeater and a synchronization method for the same are provided. The synchronization method includes: configuring a base station to transmit an input signal during downlink transmission durations according to a time division duplex (TDD) configuration, in which the TDD configuration defines a predetermined pattern composed of an uplink transmission duration and a downlink transmission duration; configuring a processor generate a received signal code according to the input signal; configuring the processor to sample the received signal code by using a signal window to generate a target pattern; configuring the processor to dynamically compare the target pattern with the predetermined pattern according to the TDD configuration, positions of the received downlink transmission durations and positions of the received uplink transmission durations stored in a memory of the repeater, and determine whether the target pattern matches to the predetermined pattern.
    Type: Application
    Filed: January 21, 2020
    Publication date: July 22, 2021
    Inventors: CHIA-HSIANG WANG, CHIEH-WEN CHENG
  • Patent number: 11064618
    Abstract: The application discloses an electronic device including a motherboard and a housing structure. The motherboard has a first surface and a second surface. The housing structure includes a first casing, a first cushion, a second casing, and a second cushion. The first casing has at least one first fixing member. The first cushion covers the first surface, is accommodated in the first casing and has at least one first through hole. The second casing has at least one second fixing member. The second cushion covers the second surface, is accommodated in the second casing and has at least one second through hole. A peripheral edge of the first cushion is attached to a peripheral edge of the second cushion, and the first fixing member may be fixed to the second fixing member through the first through hole and the second through hole.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: July 13, 2021
    Assignee: PEGATRON CORPORATION
    Inventors: Kuan-Ting Lin, Wen-Cheng Tsai, Jr-Hung Huang, Danny Sun, Ho-Ching Huang, Nien-Yu Chang, Ming-Ke Chou
  • Patent number: 11052072
    Abstract: The present invention provides novel pyrazolo[4,3-c]quinoline derivatives exhibiting specifically inhibition activity to microbiota ?-glucuronidase, whereby providing potent activities to prevent chemotherapy-induced diarrhea (CID) of cancers. Therefore, the compounds of the present invention can be used as (1) chemotherapy-adjuvant to prevent chemotherapy-induced diarrhea (CID) and enhance chemotherapeutic efficiency of cancers; (2) health-food supplement to prevent the carcinogens induced colon carcinoma.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: July 6, 2021
    Assignee: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Yeh-Long Chen, Tian-Lu Cheng, Cherng-Chyi Tzeng, Chih-Hua Tseng, Ta-Chun Cheng, Kai-Wen Cheng, Wei-Fen Luo
  • Publication number: 20210204225
    Abstract: Techniques for controlling RF output of portable devices are described. In an example, an indication of a mode of a portable device is received. The mode is based on an inclination of the portable device. The inclination is measured in reference to a screen of the portable device and a horizontal surface. Based on the mode, an RF power level defined for the mode is determined. The RF power output of the portable device is controlled based on the RF power level.
    Type: Application
    Filed: June 19, 2017
    Publication date: July 1, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Kun-Jung WU, Simon WONG, Hung-Wen CHENG
  • Publication number: 20210200035
    Abstract: An electronic device is provided, including a frame, a working panel, and a spacer. The frame includes a side wall. The working panel is disposed on the frame. The spacer is disposed between the frame and the working panel. At least a portion of the working panel and at least a portion of the spacer are in direct contact with an adhesive.
    Type: Application
    Filed: March 17, 2021
    Publication date: July 1, 2021
    Inventors: Wen-Cheng HUANG, Ting-Sheng CHEN, Chia-Chun YANG, Chin-Cheng KUO
  • Publication number: 20210198438
    Abstract: A composite material and a foam prepared from the composite material are provided. The composite material includes a network polymer, a fluorine-containing polymer fiber, and a reinforcement fiber. The polymer network is a crosslinking reaction product of a polymer and an oligomer, wherein the polymer is polyamide, polyester, polyurethane, or a combination thereof, and the oligomer is a vinyl aromatic-co-acrylate oligomer with an epoxy functional group. The oligomer has a weight percentage of 1% to 10%, based on the weight of the network polymer. The ratio of the weight of the reinforcement fiber to the total weight of the network polymer and the fluorine-containing polymer fiber is from 1:9 to 4:6.
    Type: Application
    Filed: December 31, 2019
    Publication date: July 1, 2021
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Shun Wen CHENG, Sheng-Lung CHANG, Chin-Lang WU, Ying-Chieh CHAO, Shihn-Juh LIOU, Wen-Chung LIANG