Patents by Inventor Zhen Su Zeng

Zhen Su Zeng 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).

  • ALLOY PARTICLE AND WIRE USED IN AIR PLASMA SPRAY OR WIRE ARC SPRAY
    Publication number: 20110168056
    Abstract: The present invention relates to improvement in alloy powder particles or wires used as a source material in atmospheric plasma spray and wire arc spray to reduce the amount of oxides on the thermal-sprayed coating. The alloy particles and the wire of the present invention 1 are doped with at least an element to be oxidized and evaporated preferentially as compared to the major alloy elements on the particle surface during flight by spraying.
    Type: Application
    Filed: September 24, 2009
    Publication date: July 14, 2011
    Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE
    Inventors: Seiji Kuroda, Zhen Su Zeng, Jin Kawakita, Hideyuki Murakami, Masayuki Komatsu