Patents by Inventor Tsutomu Ubukata

Tsutomu Ubukata 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).

  • Mirror and hydrophilic composite film having photo catalyst activity
    Publication number: 20080094714
    Abstract: The present invention provides a green mirror having both glare proof property and pollution preventive property and furthermore an excellent visibility by controlling the spectral reflection spectrum of the mirror comprising a photo catalyst titanium oxide layer. The mirror comprises a glass substrate, a reflection film, and a composite film with a colored layer, a titanium oxide layer and a silicon oxide layer laminated sucessively, wherein the spectral reflectance peak is 490 to 540 nm.
    Type: Application
    Filed: October 9, 2007
    Publication date: April 24, 2008
    Inventors: Hironori Shibasaki, Shigeru Morohashi, Tsutomu Ubukata, Akio Shimoyama
  • Visible light response type phptocatalyst
    Publication number: 20020012779
    Abstract: A present invention encompasses visible light response type photocatalyst having a titanium oxide layer, a mixture of titanium oxide and silicon oxide, and a silicon oxide layer, wherein these three layers are laminated in order onto a substrate.
    Type: Application
    Filed: May 11, 2001
    Publication date: January 31, 2002
    Applicant: ICHIKOH INDUSTRIES, LTD.
    Inventors: Kiyoshi Miyashita, Shinichi Kuroda, Tsutomu Ubukata, Minoru Enomoto