Patents by Inventor Hongwei Ma

Hongwei Ma 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).

  • Patent number: 10464126
    Abstract: A pressure control system and means for pressure pouring of cast steel wheels, including a control system and a main gas circuit. The control system includes an upper computer, a PLC unit, a sensor, an operation box and an electronic valve. The upper computer is connected via a signal line with the PLC unit which is connected with each of the sensor, the operation box and the electronic valve. The sensor includes an inside-tank pressure sensor and an inside-mold liquid level detecting sensor. The electronic valve includes a quick breaking valve and a servo valve. The main gas circuit includes a gas pressure bag, a ball valve, a pressure reducing valve, a solenoid valve, and a pressure tank. The gas pressure bag, the ball valve, the pressure reducing valve, the solenoid valve and the pressure tank are connected with one another via gas tubes.
    Type: Grant
    Filed: January 16, 2017
    Date of Patent: November 5, 2019
    Assignee: Amsted Rail Company, Inc.
    Inventors: Zhongxian Du, Hongwei Ma, James Harold Strickland, Sijin Zhang, Chengqun Yan, Jianfei Sun, Fuyang Cao, Hongjun Chen
  • Publication number: 20190320230
    Abstract: The present disclosure provides a methods, an apparatus and a device for obtaining play data, and a storage medium, including: receiving request information sent by a user, and transmitting the request information to a server, so that the server searches VOD data and EPG data simultaneously according to the request information, where the EPG data includes live broadcast data and live broadcast playback data; receiving the VOD data and the EPG data sent by the server; displaying the VOD data and the EPG data simultaneously, when the VOD data and the EPG data are determined to have been received. Therefore, the VOD data and the EPG data may be searched simultaneously, and the terminal device may simultaneously obtain the VOD data and the EPG data, allowing the user to obtain the VOD data and the EPG data simultaneously, so as to facilitate the user to watch the data in time.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 17, 2019
    Inventors: Zhike ZHANG, Fei WANG, Jiaguang LU, Zhouwei ZHAI, Wenlin DONG, Hongwei MA, Zhaoji XU, Sheng CHEN, Weiwen GAO, Ning LI
  • Publication number: 20190304364
    Abstract: The disclosure discloses a pixel compensation circuit, a method for driving the same, a display panel, and a display device. The pixel compensation circuit includes: a first initialization sub-circuit, a second initialization sub-circuit, an IR drop control sub-circuit, a data writing sub-circuit, a compensation sub-circuit, a driver sub-circuit, a light-emission control sub-circuit, and a light emitting element. The compensation sub-circuit compensates for threshold voltage of the driver sub-circuit, and the IR drop control sub-circuit decreases the influence of the IR drop of a signal of the high-level power supply terminal to the operating current of the light emitting element.
    Type: Application
    Filed: October 9, 2018
    Publication date: October 3, 2019
    Inventors: Yunsheng Xiao, Zhenxiao Tong, Xiangdan Dong, Tingliang Liu, Hongwei Ma
  • Publication number: 20190140196
    Abstract: A method for manufacturing a display substrate, a display substrate, a display panel and a display device are provided. The method includes: disposing a mask plate including an occlusion area above a base substrate, an orthographic projection of occlusion area on the base substrate partially overlapping a folding area of the base substrate; forming an inorganic layer pattern with an opening on the base substrate by using mask plate, an orthographic projection of opening on the base substrate partially overlapping the folding area of base substrate. An orthographic projection of opening on the base substrate partially overlaps the folding area of base substrate. The folding area of base substrate is occluded by mask plate. The inorganic layer is formed on the base substrate by using mask plate. Effect of conveniently and quickly removing a portion the inorganic layer located in the folding area can be achieved without removing the portion.
    Type: Application
    Filed: October 9, 2018
    Publication date: May 9, 2019
    Inventors: Youngyik Ko, Wanli Dong, Hongwei Ma
  • Publication number: 20190140206
    Abstract: A display panel includes a first substrate, a light-emitting component located on the first substrate, and an encapsulation part located on the first substrate. A receiving cavity is formed between the encapsulation part and the first substrate. The receiving cavity has a light-emitting region inside. The light-emitting component is located within the light-emitting region. The display panel further includes at least one water vapor detecting part located on the first substrate and inside the receiving cavity. The at least one water vapor detecting part is disposed outside the light-emitting region. Each of the water vapor detecting part has different light transmittance before and after water absorption.
    Type: Application
    Filed: July 31, 2018
    Publication date: May 9, 2019
    Inventors: Tingliang LIU, Hongwei MA, Yue LONG, Xiangdan DONG, Weiyun HUANG, Yang WANG, Yunsheng XIAO, Zhenxiao TONG
  • Patent number: 10258613
    Abstract: Compositions for use in methods of treating and/or inhibiting a pathologic ocular condition, as well as methods of producing and using same, are disclosed.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: April 16, 2019
    Assignee: The Board of Regents of the University of Oklahoma
    Inventors: Xi-Qin Ding, Hongwei Ma
  • Publication number: 20170266720
    Abstract: A pressure control system and means for pressure pouring of cast steel wheels, comprising a control system and a main gas circuit. The control system comprises an upper computer, a PLC unit, a sensor, an operation box and an electronic valve. The upper computer is connected via a signal line with the PLC unit which is connected with each of the sensor, the operation box and the electronic valve. The sensor comprises an inside-tank pressure sensor and an inside-mold liquid level detecting sensor. The electronic valve comprises a quick breaking valve and a servo valve. The main gas circuit comprises a gas pressure bag, a ball valve, a pressure reducing valve, a solenoid valve, and a pressure tank. The gas pressure bag, the ball valve, the pressure reducing valve, the solenoid valve and the pressure tank are connected with one another via gas tubes.
    Type: Application
    Filed: January 16, 2017
    Publication date: September 21, 2017
    Inventors: Zhongxian DU, Hongwei MA, James Harold STRICKLAND, Sijin ZHANG, Chengqun YAN, Jianfei SUN, Fuyang CAO, Hongjun CHEN
  • Patent number: 9609505
    Abstract: The present invention discloses a method for processing USSD service. In this method, when an application server determines that a mobile terminal on a VoLTE network supports USSD operations over IMS, the application server sends an invite message to the mobile terminal, where the invite message includes an identifier of a USSD service; receives an invite response from the mobile terminal, where the invite response carries reply information entered by a subscriber and the identifier of the USSD service; generates, according to the reply information, a message that requests to execute the USSD service, where the message that requests to execute the USSD service carries the identifier of the USSD service; and sends, to a subscriber data server, the message that requests to execute the USSD service, so that the subscriber data server processes the USSD service.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: March 28, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Hongwei Ma, Haiyang Liu
  • Publication number: 20170007589
    Abstract: Compositions for use in methods of treating and/or inhibiting a pathologic ocular condition, as well as methods of producing and using same, are disclosed.
    Type: Application
    Filed: February 5, 2015
    Publication date: January 12, 2017
    Applicant: The Board of Regents of the University of Oklahoma
    Inventors: Xi-Qin Ding, Hongwei MA
  • Publication number: 20160222218
    Abstract: An article having a nonfouling surface thereon is comprises: (a) a substrate having a surface portion; (b) a linking layer on the surface portion; and (c) a polymer layer formed on the linking layer, preferably by the process of surface-initiated polymerization of monomeric units thereon, with each of the monomeric units comprising a monomer core group having at least one protein-resistant head group coupled thereto, to thereby form a brush molecule on the surface portion. The brush molecule comprising a stem formed from the polymerization of the monomer core groups, and a plurality of branches formed from the hydrophilic head group projecting from the stem. Methods of making and using such articles, are also described.
    Type: Application
    Filed: April 7, 2016
    Publication date: August 4, 2016
    Inventors: Ashutosh CHILKOTI, Hongwei MA
  • Publication number: 20160215185
    Abstract: A preparation method for moisture-curing polyurethane reactive hot melt adhesive for textile lamination mainly includes the following steps: (1) mixing and stirring polyether polyol 4000E, polyester polyol 3000H, polyester polyol 2000N, and an antioxidant, heating the mixture to about 120° C., and dehydrating for 0.5h under a vacuum of lower than 100 Pa; (2) adding a tackifying resin, heating the mixture to 135-140° C., and dehydrating for 1.5h under a vacuum of lower than 100 Pa; (3) lowering the temperature to 87° C., adding 4,4?-diphenylmethane diisocyanate and a catalysis, stirring the mixture, and reacting for 2h under a vacuum of lower than 100 Pa; (4) releasing vacuum, adding white carbon black, rapidly stirring the mixture evenly, and further stirring for 10 min under a vacuum of lower than 100 Pa; and (5) rapidly discharging at a temperature of 85-100° C., packaging, and then curing for 4h at 80-85° C., to obtain a target product.
    Type: Application
    Filed: August 28, 2014
    Publication date: July 28, 2016
    Inventors: Zhelong LI, Wanyu ZHU, Hupeng XIAO, Hongwei MA, Zuoxiang ZENG, Yan SHEN
  • Publication number: 20150271659
    Abstract: The present invention discloses a method for processing USSD service. In this method, when an application server determines that a mobile terminal on a VoLTE network supports USSD operations over IMS, the application server sends an invite message to the mobile terminal, where the invite message includes an identifier of a USSD service; receives an invite response from the mobile terminal, where the invite response carries reply information entered by a subscriber and the identifier of the USSD service; generates, according to the reply information, a message that requests to execute the USSD service, where the message that requests to execute the USSD service carries the identifier of the USSD service; and sends, to a subscriber data server, the message that requests to execute the USSD service, so that the subscriber data server processes the USSD service.
    Type: Application
    Filed: June 5, 2015
    Publication date: September 24, 2015
    Inventors: Hongwei Ma, Haiyang Liu
  • Publication number: 20140180220
    Abstract: An article having a nonfouling surface thereon is comprises: (a) a substrate having a surface portion; (b) a linking layer on the surface portion; and (c) a polymer layer formed on the linking layer, preferably by the process of surface-initiated polymerization of monomeric units thereon, with each of the monomeric units comprising a monomer core group having at least one protein-resistant head group coupled thereto, to thereby form a brush molecule on the surface portion. The brush molecule comprising a stem formed from the polymerization of the monomer core groups, and a plurality of branches formed from the hydrophilic head group projecting from the stem. Methods of making and using such articles, are also described.
    Type: Application
    Filed: July 16, 2013
    Publication date: June 26, 2014
    Inventors: Ashutosh Chilkoti, Hongwei Ma
  • Patent number: 8614003
    Abstract: A hydrophobic coating having a contact angle of at least about 150 degrees is disclosed herein, which coating comprises: a polymer substrate comprising a first linker incorporated therein at a specified surface density of from about 3×10?4 to about 9×10?8 units per nm2; a first polymer layer in contact with said first linker; a second linker in contact with said first polymer layer; and a second polymer layer in contact with said second linker. Also disclosed herein are methods for producing the hydrophobic coating. This hydrophobic coating is useful for making microfluidic devices having a hydrophobic coating on the microfluidic channels, as well as other uses in the field of microfluidics.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: December 24, 2013
    Assignee: Peking University
    Inventors: Hongwei Ma, Tongcheng Qian, Yuanzi Wu
  • Patent number: 8367214
    Abstract: A hydrophobic coating having a contact angle of at least about 150 degrees is disclosed herein, which coating comprises: a polymer substrate comprising a first linker incorporated therein at a specified surface density of from about 3×10?4 to about 9×10?8 units per nm2; a first polymer layer in contact with said first linker; a second linker in contact with said first polymer layer; and a second polymer layer in contact with said second linker. Also disclosed herein are methods for producing the hydrophobic coating. This hydrophobic coating is useful for making microfluidic devices having a hydrophobic coating on the microfluidic channels, as well as other uses in the field of microfluidics.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: February 5, 2013
    Assignee: Peking University
    Inventors: Hongwei Ma, Tongcheng Qian, Yuanzi Wu
  • Publication number: 20120283890
    Abstract: A micro-grid controller comprises a sampling unit, a processor and an input and output unit. The processor generates a micro-grid operation control command based upon the system operational parameters detected by the sampling unit. Through the input and output unit, the micro-grid controller is able to disconnect the micro-grid system from a main grid system by turning off a switch coupled between the micro-grid system and the main grid system.
    Type: Application
    Filed: May 3, 2012
    Publication date: November 8, 2012
    Applicants: STATE GRID CORPORATION OF CHINA (SGCC), China Electric Power Equipment and Technology Co. Ltd.
    Inventors: Meiping Fu, Jianrong Mao, Hongwei Ma
  • Publication number: 20120283888
    Abstract: A central controller of a micro-grid system is configured to receive the operational parameters of the main grid system and the micro-grid system, update a power generation plan of the micro-grid system based upon the operational parameters of the micro-grid system, wherein the power generation plan is formulated such that power outputs of the micro-grid system approximately match loads of the micro-grid system. Furthermore, the central controller forwards the power generation plan to the plurality of local controllers coupled to the micro-grid system so that the micro-grid system is able to have a seamless transition from a grid-connected mode to a grid-disconnected mode.
    Type: Application
    Filed: May 4, 2012
    Publication date: November 8, 2012
    Applicants: State Grid Corporation of China (SGCC), China Electric Power Equipment and Technology Co. Ltd.
    Inventors: Jianrong Mao, Hongwei Ma
  • Patent number: 8097639
    Abstract: Disclosed herein is a surface functionalized poly(dimethylsiloxane) (PDMS) and methods for making the same. The surface functionalized PDMS disclosed herein is applicable in the general field of microfluidics, bioMEMS (bio-microelectromechanical systems), soft lithography, and other related biotechnology fields.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: January 17, 2012
    Assignee: Peking University
    Inventors: Hongwei Ma, Long Fu
  • Patent number: 8022157
    Abstract: Disclosed herein is a surface functionalized poly(dimethylsiloxane) (PDMS) and methods for making the same. The surface functionalized poly(dimethylsiloxane) (PDMS) disclosed herein is applicable in the general field of microfluidics, bioMEMS (bio-microelectromechanical systems), soft lithography and other related biotechnology fields.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: September 20, 2011
    Assignee: Peking University
    Inventor: Hongwei Ma
  • Publication number: 20110196111
    Abstract: Disclosed herein is a surface functionalized poly(dimethylsiloxane) (PDMS) and methods for making the same. The surface functionalized PDMS disclosed herein is applicable in the general field of microfluidics, bioMEMS (bio-microelectromechanical systems), soft lithography, and other related biotechnology fields.
    Type: Application
    Filed: August 29, 2008
    Publication date: August 11, 2011
    Inventors: Hongwei Ma, Long Fu