Patents by Inventor Jingming Lang

Jingming Lang 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: 7998566
    Abstract: The present invention is an artificial snow and an artificial ski area. The artificial snow is composed of a solid lubricant compound and resin grains, wherein the components of said solid lubricant compound include: 40-50 parts by weight paraffin and 15-25 parts by weight polyethylene ester or polypropylene ester or polyurethane grains and 15-30 parts by weight talcum powder. The artificial ski area includes an artificial snow layer formed from artificial snow and a fiber layer. The artificial snow layer is laid on top of the fiber layer. The above-described artificial snow and artificial ski area is not subject to temperature and seasonal restrictions. It does not require water or cooling agents. It is inexpensive to manufacture and is low cost. It can be designed and built according to actual needs to meet the needs of different groups of people.
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: August 16, 2011
    Inventor: Jingming Lang
  • Publication number: 20070001021
    Abstract: The present invention is an artificial snow and an artificial ski area. The artificial snow is composed of a solid lubricant compound and resin grains, wherein the components of said solid lubricant compound include: 40-50 parts by weight paraffin and 15-25 parts by weight polyethylene ester or polypropylene ester or polyurethane grains and 15-30 parts by weight talcum powder. The artificial ski area includes an artificial snow layer formed from artificial snow and a fiber layer. The artificial snow layer is laid on top of the fiber layer. The above-described artificial snow and artificial ski area is not subject to temperature and seasonal restrictions. It does not require water or cooling agents. It is inexpensive to manufacture and is low cost. It can be designed and built according to actual needs to meet the needs of different groups of people.
    Type: Application
    Filed: October 24, 2005
    Publication date: January 4, 2007
    Inventor: Jingming Lang