Patents by Inventor Mei Xu

Mei 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: 9220996
    Abstract: A jet type condenser comprises a shell (8). A plurality of multilayered inner water chambers (3,4) is arranged in the shell, multilayered outer water chambers (9,10) being correspondingly in communication with the inner water chambers (3,4) are arranged outside the shell (8), each of the outer water chambers (9,10) is in communication with a water source, the lower portion of the inner water chamber (4) in a bottom layer is an air-cooling area (6), and a water guiding tube (16) in communication with the air-cooling area (6) is arranged at the bottom of the inner water chamber (4) of the bottom layer.
    Type: Grant
    Filed: September 21, 2012
    Date of Patent: December 29, 2015
    Assignee: DONGFANG TURBINE CO., LTD./DTC
    Inventors: Mei Xu, Ye Xu, Weilong Liu, Shunke Tan
  • Publication number: 20150100042
    Abstract: A muroid nasal device for intranasal delivery of compounds to the olfactory region.
    Type: Application
    Filed: October 7, 2014
    Publication date: April 9, 2015
    Inventors: John D. Hoekman, Asher Chao-Chi Chiu, Mei Xu
  • Publication number: 20150076718
    Abstract: A jet type condenser comprises a shell (8). A plurality of multilayered inner water chambers (3,4) is arranged in the shell, multilayered outer water chambers (9,10) being correspondingly in communication with the inner water chambers (3,4) are arranged outside the shell (8), each of the outer water chambers (9,10) is in communication with a water source, the lower portion of the inner water chamber (4) in a bottom layer is an air-cooling area (6), and a water guiding tube (16) in communication with the air-cooling area (6) is arranged at the bottom of the inner water chamber (4) of the bottom layer.
    Type: Application
    Filed: September 21, 2012
    Publication date: March 19, 2015
    Inventors: Mei Xu, Ye Xu, Weilong Liu, Shunke Tan
  • Publication number: 20060223091
    Abstract: A DNA microarray device having probes immobilized to the microarray surface, in which targets to be detected using the microarray are exposed to the probes to hybridize therewith. There are provided on the microarray a quantity of a group of perfect match probes for a target of interest such that the molar ratio of each such probe to the target fragment is at least about 20:1.
    Type: Application
    Filed: March 6, 2006
    Publication date: October 5, 2006
    Inventor: Mei Xu
  • Publication number: 20040068004
    Abstract: 7-oxabicyclo[2.2.1]heptadiene derivatives of formula (I) in which R1 and R2, independently of one another, represent hydrogen or methyl and R3 represents a group selected from —OR4; —SR5 and —NH—R6, wherein R4, R5 and R6 independently of one another, represent hydrogen, alkyl, optionally substituted aryl, optionally substituted aralkyl, optionally substituted heterocyclyl or optionally substituted heterocyclylalkyl, are very suitable for controlling undesired microorganisms and animal pests. New 7-oxabicyclo[2.2.1]heptadiene derivatives of formula (I) in which R3 represents a group selected from —SR5 and —NH—R6.
    Type: Application
    Filed: November 3, 2003
    Publication date: April 8, 2004
    Inventors: Ernst Rudolf F. Gesing, Christoph Erdelen, Gerd Hanssler, Karl-Heinz Kuck, Peter Losel, Wolfram Andersch, Yi-Mei Xu, Liang Chen, Qinghong Tang, Jin Cao
  • Publication number: 20040053996
    Abstract: 7-oxabicyclo[2.2.1]heptane derivatives of formula (I) in which X, R1, R2, R3 and R4 have the meanings set forth in the specification, are very suitable for controlling undesired microorganisms and animal pests. New 7-oxabicyclo[2.2.1]heptane derivatives of formula (Ia) in which X, R1, R2, R3 and R14 have the meanings set forth in the specification, and a process for the preparation of the new compounds.
    Type: Application
    Filed: September 22, 2003
    Publication date: March 18, 2004
    Inventors: Ernst Rudolf F. Gesing, Christoph Erdelen, Gerd Hanssler, Karl-Heinz Kuck, Peter Losel, Wolfram Andersch, Yi-Mei Xu, Liang Chen, Qinghong Tang, Jin Cao