Patents by Inventor Ruixian Wang

Ruixian Wang 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).

  • Washing method which has no need of adding detergent by the user and the washing machine thereof
    Patent number: 8857223
    Abstract: A washing machine which has no need of adding detergent by the user and the washing method thereof the said washing method comprises balancing setting the PH surface tension electrical conductivity and hardness of the washing liquid in a certain range, washing in general automatic washing machine with the use of a high PH electrolyzed water combined with a regulator; in which the PH of the said washing liquid is in the range of 8.5-1 I, the electrical conductivity of it is in the range of 261 us/cm-875 us/cm the surface tension is in the range of 2540 mN/m, the hardness is in the range of 5-400 ppm, if necessary 0.20.
    Type: Grant
    Filed: July 13, 2004
    Date of Patent: October 14, 2014
    Assignees: Haier Group Corporation, Qingdao Haier Washing Machine Co., Ltd.
    Inventors: Chunhua Cao, Peishi Lv, Ruixian Wang, Chongzheng Li, Chunfeng Zhang, Mei Li
  • Washing method which has no need of adding detergent by the user and the washing machine thereof
    Publication number: 20070180866
    Abstract: A washing machine which has no need of adding detergent by the user and the washing method thereof the said washing method comprises balancing setting the PH surface tension electrical conductivity and hardness of the washing liquid in a certain range, washing in general automatic washing machine with the use of a high PH electrolyzed water combined with a regulator; in which the PH of the said washing liquid is in the range of 8.5-1 I, the electrical conductivity of it is in the range of 261 us/cm-875 us/cm the surface tension is in the range of 2540 mN/m, the hardness is in the range of 5-400 ppm, if necessary 0.20.
    Type: Application
    Filed: July 13, 2004
    Publication date: August 9, 2007
    Applicants: HAIER GROUP CORPORATION, QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Chunhua Cao, Peishi Lv, Ruixian Wang, Chongzheng Li, Chunfeng Zhang, Mei Li