Patents by Inventor Satoshi YUKIWAKI

Satoshi YUKIWAKI 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).

  • SEMICONDUCTOR WAFER
    Publication number: 20090297755
    Abstract: A semiconductor wafer has a diameter of 450 mm and a thickness of at least 725 ?m and no greater than 900 ?m.
    Type: Application
    Filed: May 26, 2009
    Publication date: December 3, 2009
    Applicants: SUMCO CORPORATION, SUMCO TECHXIV CORPORATION
    Inventors: Sakae KOYATA, Tomohiro HASHII, Yasunori YAMADA, Satoshi YUKIWAKI, Shinji SAKAMOTO, Tomoko OHMACHI