Patents by Inventor Toru OHNUMA

Toru OHNUMA 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).

  • POWDER FEEDING DEVICE, BLASTING SYSTEM, AND METHOD FOR MANUFACTURING ELECTRODE MATERIAL
    Publication number: 20140178570
    Abstract: A powder discharge passage (51) formed in a cover member (50) that covers a part of a powder feeding disk (45), and a first gas feeding passage (52) are formed so as to face each other across a gap (GP) between the cover member (50) and the powder feeding disk (45), so as to extend along the bottom surface of a receiver (47) located in the gap (GP).
    Type: Application
    Filed: February 25, 2014
    Publication date: June 26, 2014
    Applicant: NIKON CORPORATION
    Inventors: Toru OHNUMA, Tatsuya SEKIMOTO, Junichi IIZAKA