Patents by Inventor Shifang Xu

Shifang Xu 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: 11174974
    Abstract: A universal quick connector comprising a bolt body, a connector hub, a hub outer sleeve and a connector valve core. Rear end of the connector hub is in threaded connection with front end of the bolt body, and the connector valve core is movably arranged in the connector hub. Inner wall of front end of the connector valve core is provided with a first and a second annular grooves. A first and a second sealing rings are embedded in the first and second annular grooves. Front end and rear end of the first annular groove is provided with a first and a second annular step surface. The first and second annular step surfaces extend to sidewall of the first annular groove. An annular step is formed at rear end of the second annular step surface. The present disclosure has a simple structure and may be quickly connected with various plugs.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: November 16, 2021
    Inventors: Changguo Jiang, Shifang Xu
  • Patent number: 10443810
    Abstract: Our invention combines a disposable dual walls lampshade in a specific arrangement to create a space to accommodate the attracting, killing, holding and disposing of insects on a light device. It separates the catching space from the lighting area for keeping a clean lighting. The disposable dual walls lampshade comprises of an internal wall and an external wall, the two walls sealed in bottom edges and has a small open in the top, it forms a one workable piece. All insects will always be caught inside by applied sticky material or chemical agent, insect dead body is trapped in the space between inside of the external wall and outside of the internal wall. Since the dead insects always kept inside the cavity, there is no directly way to touch dead insect, it is safe for children and pets because the special arrangement of the double walls.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: October 15, 2019
    Inventors: Fangye Zhang, Yuejie Zhang, Shifang Xu
  • Patent number: 10391104
    Abstract: The present invention discloses an application of an antidepressant compound in preparation of antidepressant drugs and antidepressant health-care foods, where the antidepressant compound has a structure represented by formula I. The antidepressant compound serves as the only active ingredient or one of active ingredients of antidepressant health-care foods. The antidepressant drug is a liquid preparation, a solid preparation, a spray, an aerosol, or the like. The antidepressant compound according to the present invention is applied in preparation of antidepressant drugs and antidepressant health-care foods, and has a chemical structure different from those of existing antidepressant drugs. The anti-depressant compound has significant antidepressant activities without obvious toxic and side effects, contributes to large-scale promotion and use on the market, and has broad application prospects.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: August 27, 2019
    Assignee: ZHEJIANG ACADEMY OF MEDICAL SCIENCES
    Inventors: Yiping Ye, Xiaoyu Li, Yewei Yang, Zhengrong Zhao, Fengyang Chen, Shifang Xu, Wenhai Huang
  • Publication number: 20180177801
    Abstract: The present invention discloses an application of an antidepressant compound in preparation of antidepressant drugs and antidepressant health-care foods, where the antidepressant compound has a structure represented by formula I. The antidepressant compound serves as the only active ingredient or one of active ingredients of antidepressant health-care foods. The antidepressant drug is a liquid preparation, a solid preparation, a spray, an aerosol, or the like. The antidepressant compound according to the present invention is applied in preparation of antidepressant drugs and antidepressant health-care foods, and has a chemical structure different from those of existing antidepressant drugs. The anti-depressant compound has significant antidepressant activities without obvious toxic and side effects, contributes to large-scale promotion and use on the market, and has broad application prospects.
    Type: Application
    Filed: June 8, 2016
    Publication date: June 28, 2018
    Applicant: ZHEJIANG ACADEMY OF MEDICAL SCIENCES
    Inventors: Yiping YE, Xiaoyu LI, Yewei YANG, Zhengrong ZHAO, Fengyang CHEN, Shifang XU, Wenhai HUANG
  • Publication number: 20160073425
    Abstract: The present invention provides a method and an apparatus for transmitting an uplink signal, where the method includes: receiving information that is of a network resource and sent by a scheduling cell, where the scheduling cell is a neighboring cell of a serving cell to which the user equipment belongs; and sending the information of the network resource to the user equipment, so that the user equipment sends the uplink signal by using the network resource. In the method and apparatus for transmitting an uplink signal according to embodiments, the uplink signal is sent by allocating the user equipment with the network resource of the scheduling cell with a small power loss, thereby ensuring quality of the uplink signal as far as possible.
    Type: Application
    Filed: November 19, 2015
    Publication date: March 10, 2016
    Inventors: Shifang Xu, Zhijun Chao
  • Publication number: 20160007795
    Abstract: Our single disposable mini coffee tube comprising a porous tube, a rolled filter, a top, and a bottom to form a complete container that has multiple functions of holding, filtering, and stirring in a standing posture in a cup of water or a coffee machine during a brewing process of coffee or tea. The appearance of the coffee tube is as slender as a pen or cigar. This 3 in 1 coffee tube, filter, and mixing tool creates a rigid handle that allows user to stir a strong water circulation for extracting more essences and. A short and strong brewing not only extract more essences and aroma as Espresso, but also reduce bitter. This disposable coffee tube will be pre-filled with ground coffee or tea, and sealed by wrapping foil as a single packaging for a single fresh service.
    Type: Application
    Filed: July 14, 2014
    Publication date: January 14, 2016
    Inventors: YUEJIE ZHANG, SHIFANG XU
  • Patent number: 9201476
    Abstract: A bagged cooling stand for raising a laptop computer to increase air circulation comprises a sleeve, a pocket, a foldable cooling stand. The folded cooling stand is anchored inside of the pocket. The self contained cooling stand comprises a frame, leaves, and pins. There are 2 opposite slopes in the ribs reinforced flat frame for locking the leaves on standing up position with gravity of a laptop. The cooling stand has flat shape and similar outside profile of the pocket for storing and portable, and is strong enough as a portable desk. After opening the pocket and setting up the leaves of the stand on user's lap, a laptop can seats on lifted edges of the leaves for free air flowing and lowering temperature of the laptop. Lower temperature will increase the performance of a laptop and make user operate on his lap comfortably.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: December 1, 2015
    Inventors: Yuejie Zhang, Shifang Xu
  • Publication number: 20150115012
    Abstract: A bagged cooling stand for raising a laptop computer to increase air circulation comprises a sleeve, a pocket, a foldable cooling stand. The folded cooling stand is anchored inside of the pocket. The self contained cooling stand comprises a frame, leaves, and pins. There are 2 opposite slopes in the ribs reinforced flat frame for locking the leaves on standing up position with gravity of a laptop. The cooling stand has flat shape and similar outside profile of the pocket for storing and portable, and is strong enough as a portable desk. After opening the pocket and setting up the leaves of the stand on user's lap, a laptop can seats on lifted edges of the leaves for free air flowing and lowering temperature of the laptop. Lower temperature will increase the performance of a laptop and make user operate on his lap comfortably.
    Type: Application
    Filed: September 20, 2013
    Publication date: April 30, 2015
    Inventors: Yuejie Zhang, Shifang Xu