Patents by Inventor Kei-chi Maruyama

Kei-chi Maruyama 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).

  • Base for external preparations for the skin and cosmetic containing the same
    Publication number: 20050079188
    Abstract: A base for a skin external composition comprises, as a main ingredient, an alkylene oxide derivative represented by the following formula (I): R1O—[(AO)m(EO)n]—R2??(I) wherein AO is an oxyalkylene group having a carbon number of 3 to 4; EO is an oxyethylene group; and R1 and R2 may be the same or different, and are a hydrocarbon group having a carbon number of 1 to 4, or a hydrogen atom. The base is a water-soluble base that can exert both of the smooth feeling and the moist feeling.
    Type: Application
    Filed: September 27, 2002
    Publication date: April 14, 2005
    Inventors: Takashi Ohmori, Hiroyuki Kakoki, Reiji Miyahara, Tomiyuki Nanba, Toshihiko Nakane, Kei-chi Maruyama, Takeshi Sakoda, Tohru Yasukohchi, Yoji Tezuka