Patents by Inventor Yoshiaki Ishima

Yoshiaki Ishima 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).

  • All-solid electrochromic anti-glare mirror
    Patent number: 6061168
    Abstract: A flat type all-solid electrochromic anti-glare mirror includes a flat, transparent glass substrate, the back face of which is coated with a transparent conductive coating, an all-solid electrochromic layer, and a conductive-reflective coating. In the above, the outer surface of the conductive-reflective coating and the electrochromic layer is fully covered with a resin layer made of a material that has resistance to wetness, moisture, and corrosion and functions to block migration of ions, without the use of a sealing glass plate.
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: May 9, 2000
    Assignee: Murakami Kaimeido Co., Ltd.
    Inventors: Yoshiaki Ishima, Osamu Nawamaki, Hideyuki Kikuchi
  • Elafin derivative
    Patent number: 5734014
    Abstract: Disclosed herein are elafin derivatives represented by an amino acid sequence of the following formula (I): ##STR1## wherein X represents leucine, isoleucine or valine, or represented by an amino acid sequence having homology to the first-mentioned amino acid sequence.The elafin derivatives of the present invention are stable to oxidation compared with natural elafin so that they can be advantageously used as drugs such as an elastase inhibitors.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: March 31, 1998
    Assignee: Tsumura & Co.
    Inventors: Yoshiaki Ishima, Noriyuki Okawa, Masaya Yoshida, Sakae Amagaya, Akira Kaji