Patents by Inventor Mirihiro Sudo

Mirihiro Sudo 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).

  • Patent number: 5208012
    Abstract: An anti-inflammatory cosmetic composition having a large effect of absorbing and shielding all of UV-A, UV-B and UV-C, small degeneration with the passage of time even upon absorption of light, small influence upon the skin, not lowered effect of absorbing light and high stability for heat is provided. This anti-inflammatory cosmetic composition comprises 0.1 to 20% by weight of a hydroxyaryl-s-triazine compound represented by the following structural formula in a cosmetically acceptable oil carrier: ##STR1## wherein R.sub.1 and R.sub.2 represent, same or different, hydrogen atoms, chlorine atoms, hydroxyl groups, alkoxy groups of 1 to 18 carbon atoms, aryloxy groups of 6 to 8 carbon atoms or mono- or dialkylamino groups containing 1 to 4 carbon atoms and R.sub.3 and R.sub.4 represent, same or different, hydrogen atoms, chlorine atoms, alkyl groups of 1 to 8 carbon atoms, methoxy groups or ethoxy groups.
    Type: Grant
    Filed: July 31, 1991
    Date of Patent: May 4, 1993
    Assignee: Daikyo Gomu Seiko Ltd.
    Inventors: Mirihiro Sudo, Tomoyasu Muraki, Eiji Kawachi, Yasushi Kawachi