Patents by Inventor Chi Law

Chi Law 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).

  • Geartrain coupling for a turbofan engine
    Patent number: 7021042
    Abstract: Molybdenum disulfide (MoS2) is used as a journal coating for a gearing system. A particular application is the planetary gear system of a geared turbofan engine. Particularly advantageous coatings are deposited via physical vapor deposition (PVD) techniques.
    Type: Grant
    Filed: December 13, 2002
    Date of Patent: April 4, 2006
    Assignee: United Technologies Corporation
    Inventor: Chi Law
  • Coated journals
    Publication number: 20060063637
    Abstract: Molybdenum disulfide (MoS2) is used as a journal coating for a gearing system. A particular application is the planetary gear system of a geared turbofan engine. Particularly advantageous coatings are deposited via physical vapor deposition (PVD) techniques.
    Type: Application
    Filed: October 21, 2005
    Publication date: March 23, 2006
    Inventor: Chi Law
  • Coated journals
    Publication number: 20040112041
    Abstract: Molybdenum disulfide (MoS2) is used as a journal coating for a gearing system. A particular application is the planetary gear system of a geared turbofan engine. Particularly advantageous coatings are deposited via physical vapor deposition (PVD) techniques.
    Type: Application
    Filed: December 13, 2002
    Publication date: June 17, 2004
    Inventor: Chi Law