Patents by Inventor Meina Zhu

Meina Zhu 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: 20220263110
    Abstract: A wound bare electric roll includes a cathode sheet, an anode sheet and a separator, the separator being arranged between the cathode sheet and the anode sheet. The cathode sheet has an end and an anti-puncture cushion arranged on a tail exposed zone at the end of the cathode sheet. The anti-puncture cushion corresponds to an outer surface of a corner of the anode sheet. A lithium ion battery has a laminated aluminum film, and a wound bare electric roll accommodated in the laminated aluminum film.
    Type: Application
    Filed: May 4, 2022
    Publication date: August 18, 2022
    Inventors: Junliang ZHU, Haibing Wang, Tongming Dong, Wenqiang Cheng, Baohua Chen, Shufeng Wu, Wei Yang, Zhihua Qin, Meina Lin
  • Patent number: 9229255
    Abstract: A manufacturing method of a liquid crystal panel is proposed. The manufacturing method includes the following steps of: providing a first substrate and a second substrate; coating the first substrate for forming an alignment film; forming a passivation layer on the surface of the alignment film; removing the passivation layer when a predetermined Q-time arrives; liquid crystals are sprayed onto the surface of the alignment film; attaching the second substrate to the first substrate for forming the liquid crystal panel. The surface of the alignment film could keep clean all the time, which help increase the yield rate of liquid crystal panels.
    Type: Grant
    Filed: August 29, 2012
    Date of Patent: January 5, 2016
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Meina Zhu
  • Patent number: 9075266
    Abstract: The present invention relates to a device for prebaking an alignment film by using a temperature-controllable pin to support a substrate and a method thereof. The device includes heater that prebakes a substrate from an underside of the substrate, a plurality of temperature-controllable pins for upward supporting the substrate, and a temperature control system. The temperature-controllable pins are coupled to the temperature control system and each of the temperature-controllable pins is independently controlled of temperature thereof by the temperature control system so as to uniformly heat a site of the substrate that is supported by the temperature-controllable pin and a periphery of the supported site. The device for prebaking alignment film by using temperature-controllable pin to support substrate and a method thereof according to the present invention alleviate non-uniform heating of a surface of glass substrate and thus alleviate pin mura.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: July 7, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Meina Zhu, Jianjun Zhao, Hsiangyin Shih
  • Publication number: 20150183005
    Abstract: The substrate cleaning device provided in the present disclosure includes a cleaning room having an entrance and an exit, wherein the cleaning room is provided with a first cleaning assembly, a second cleaning assembly, and a third transporting device for transporting the substrate to the exit from the entrance; the first cleaning assembly and the second cleaning assembly are respectively arranged above and below the transporting device; the first cleaning assembly and the second cleaning assembly respectively include a plurality of nozzles arranged along a transporting direction of the substrate, and an ejection direction of each of the nozzles and the transporting direction of the substrate form an included angle greater than or less than 90 degrees. The substrate cleaning device can improve the ability to clean the substrate and thus improve the yield rate of the product and save the time required for cleaning the substrate.
    Type: Application
    Filed: January 7, 2014
    Publication date: July 2, 2015
    Inventor: Meina Zhu
  • Publication number: 20150112002
    Abstract: The present invention relates to a method for improving polyimide (PI) non-adherence to substrate and a PI solution. The method includes the following steps: (1) providing a substrate and a PI solution, the PI solution comprising PI molecules and a solvent, the PI molecules having hydrophobic moieties; and (2) coating the PI solution on the substrate to form a PI film. The PI solution includes PI molecules and a solvent. The PI molecules have hydrophobic moieties. The solvent include N-methyl-2-pyrrolidone, ?-butyrolactone, butyl carbonate, or a mixture thereof. The PI molecules of the PI solution contain hydrophobic moieties and in coating the PI solution to a substrate, the hydrophobic moieties link with organic compounds on the substrate thereby enhancing affinity of the PI solution with surface of the substrate, improving the issue of PI non-adherence, and the heightening quality of printing the substrate.
    Type: Application
    Filed: November 1, 2013
    Publication date: April 23, 2015
    Inventors: Meina ZHU, Jianjun ZHAO, Hsiangyin SHIH
  • Patent number: 8967369
    Abstract: The present disclosure provides a transferring apparatus, which includes a driving device, a number of guiding rollers arranged on two sides of the driving device and a number of vacuum cleaners arranged on the guiding rollers. The transferring apparatus of the present disclosure can remove the impurities generated in the transferring process of the substrate when transferring the substrate, which eliminates the bad effect on the following manufacturing processes of the substrate caused by the impurities generated in the transferring process of the substrate.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: March 3, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Meina Zhu
  • Publication number: 20140178056
    Abstract: The present invention discloses an apparatus for baking a substrate. The apparatus includes a supporting platform, a plurality of supporting pins, a heating unit, and a thermal insulation layer. The supporting platform has a supporting surface and a bottom surface. The supporting pins are disposed in the supporting platform, and the supporting pins are capable of movably protruding from the supporting surface to lift the substrate up. The heating unit is utilized to heat the substrate. The thermal insulation layer is disposed opposite to the bottom surface of the supporting platform and utilized to prevent the heating unit from heating the supporting platform. The present invention further discloses a method for baking a substrate, and the method can effectively prevent a Mura defect appearing on the substrate.
    Type: Application
    Filed: September 28, 2012
    Publication date: June 26, 2014
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Meina Zhu, Yi Dai
  • Publication number: 20140166203
    Abstract: The present disclosure provides a blocking device, which includes a blocking plat having a blocking pattern and transparent areas and an electromagnetic suction unit for sucking the blocking plate. In the embodiment, with the electromagnetic suction unit sucking the blocking plate, the requirements about the smoothness and cleanness of the surface of the blocking plate are decreased to reduce the manufacturing cost and maintaining cost of the sealant curing machine. Additionally, the blocking plate is more stably sucked.
    Type: Application
    Filed: December 21, 2012
    Publication date: June 19, 2014
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Meina Zhu
  • Publication number: 20140151190
    Abstract: The present disclosure provides a transferring apparatus, which includes a driving device, a number of guiding rollers arranged on two sides of the driving device and a number of vacuum cleaners arranged on the guiding rollers. The transferring apparatus of the present disclosure can remove the impurities generated in the transferring process of the substrate when transferring the substrate, which eliminates the bad effect on the following manufacturing processes of the substrate caused by the impurities generated in the transferring process of the substrate.
    Type: Application
    Filed: December 21, 2012
    Publication date: June 5, 2014
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Meina Zhu
  • Patent number: 8728952
    Abstract: Provided is a coating method of an alignment film, including: providing a board, having a substrate, the substrate forming an alignment liquid coating area thereon; forming a barrier structure around the alignment liquid coating area; coating an alignment liquid in the alignment liquid coating area, wherein the barrier structure blocks the alignment liquid to diffuse outside the alignment liquid coating area; and curing the alignment liquid to form an alignment film. The present invention may assure that the formed alignment film can not affect other areas adjacent to the alignment liquid coating area.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: May 20, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: MeiNa Zhu
  • Publication number: 20140057449
    Abstract: Provided is a coating method of an alignment film, including: providing a board, having a substrate, the substrate forming an alignment liquid coating area thereon; forming a barrier structure around the alignment liquid coating area; coating an alignment liquid in the alignment liquid coating area, wherein the barrier structure blocks the alignment liquid to diffuse outside the alignment liquid coating area; and curing the alignment liquid to form an alignment film. The present invention may assure that the formed alignment film can not affect other areas adjacent to the alignment liquid coating area.
    Type: Application
    Filed: August 31, 2012
    Publication date: February 27, 2014
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: MeiNa Zhu
  • Publication number: 20140057518
    Abstract: A manufacturing method of a liquid crystal panel is proposed. The manufacturing method includes the following steps of: providing a first substrate and a second substrate; coating the first substrate for forming an alignment film; forming a passivation layer on the surface of the alignment film; removing the passivation layer when a predetermined Q-time arrives; liquid crystals are sprayed onto the surface of the alignment film; attaching the second substrate to the first substrate for forming the liquid crystal panel. The surface of the alignment film could keep clean all the time, which help increase the yield rate of liquid crystal panels.
    Type: Application
    Filed: August 29, 2012
    Publication date: February 27, 2014
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Meina Zhu
  • Publication number: 20140004714
    Abstract: Disclosed is a method for improving polyimide (PI) non-adherence to a substrate and a PI solution. The method includes the following steps: (1) providing a substrate and a PI solution, the PI solution comprising PI molecules and a solvent, the PI molecules having hydrophobic moieties; and (2) coating the PI solution on the substrate to form a PI film. The PI solution includes PI molecules and a solvent. The PI molecules have hydrophobic moieties. The solvent includes N-methyl-2-pyrrolidone, ?-butyrolactone, butyl carbonate, or a mixture thereof. The PI molecules of the PI solution contain hydrophobic moieties and in coating the PI solution to a substrate, the hydrophobic moieties link with organic compounds on the substrate thereby enhancing affinity of the PI solution with surface of the substrate, improving the issue of PI non-adherence, and the heightening quality of printing the substrate.
    Type: Application
    Filed: August 30, 2013
    Publication date: January 2, 2014
    Applicant: Shenzhen China Star Optoelectronics Technology Co., LTD.
    Inventors: MEINA ZHU, JIANJUN ZHAO, HSIANGYIN SHIH
  • Publication number: 20130279889
    Abstract: The present invention relates to a device for prebaking an alignment film by using a temperature-controllable pin to support a substrate and a method thereof. The device includes heater that prebakes a substrate from an underside of the substrate, a plurality of temperature-controllable pins for upward supporting the substrate, and a temperature control system. The temperature-controllable pins are coupled to the temperature control system and each of the temperature-controllable pins is independently controlled of temperature thereof by the temperature control system so as to uniformly heat a site of the substrate that is supported by the temperature-controllable pin and a periphery of the supported site. The device for prebaking alignment film by using temperature-controllable pin to support substrate and a method thereof according to the present invention alleviate non-uniform heating of a surface of glass substrate and thus alleviate pin mura.
    Type: Application
    Filed: April 25, 2012
    Publication date: October 24, 2013
    Applicant: Shenzhen China Star Optoelectronics Technology Co. LTD.
    Inventors: Meina Zhu, Jianjun Zhao, Hsiangyin Shih
  • Publication number: 20130281583
    Abstract: The present invention relates to a method for improving polyimide (PI) non-adherence to a substrate and a PI solution. The method includes the following steps: (1) providing a substrate and a PI solution, the PI solution comprising PI molecules and a solvent, the PI molecules having hydrophobic moieties; and (2) coating the PI solution on the substrate to form a PI film. The PI solution includes PI molecules and a solvent. The PI molecules have hydrophobic moieties. The solvent include N-methyl-2-pyrrolidone, ?-butyrolactone, butyl carbonate, or a mixture thereof. The PI molecules of the PI solution contain hydrophobic moieties and in coating the PI solution to a substrate, the hydrophobic moieties link with organic compounds on the substrate thereby enhancing affinity of the PI solution with surface of the substrate, improving the issue of PI non-adherence, and the heightening quality of printing the substrate.
    Type: Application
    Filed: May 4, 2012
    Publication date: October 24, 2013
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.
    Inventors: Meina Zhu, Jianjun Zhao, Hsiangyin Shih
  • Publication number: 20130067761
    Abstract: The present invention provides a drying apparatus, which uses to dry a pre-formed material of alignment film on a first surface of a substrate. The drying apparatus comprises a heating platform, a first support net, a plurality of support pins and a first elevating mechanism. The heating platform uses to heat a second surface of the substrate; the first support net comprises a plurality of first filaments, and the first filaments commonly define a plurality of first meshes; the support pins are set in at least one portion of the first meshes; and the first elevating mechanism controls the support pins to rise and lower, so that the support pins are higher or lower than the first support net. Thus, the present invention can avoid the first surface of the substrate from remaining Mura after the drying step.
    Type: Application
    Filed: October 9, 2011
    Publication date: March 21, 2013
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.
    Inventor: Meina Zhu