Patents by Inventor Katsuharu Ohtsuki

Katsuharu Ohtsuki 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).

  • Metal mold for forming, method for the preparation of the metal mold for forming and molded article obtained on forming by the metal mold for forming
    Patent number: 7419629
    Abstract: A molded article manufactured by a fixed mold used with a forming metal mold for molding synthetic resin includes a base mold, a first forming mold secured to the base mold and having a molding recess, and a second forming mold secured to the base mold as it is combined with the first forming mold. The first forming mold includes a transfer surface within the molding recess in continuation to its opening edge for providing decoration to the molded article on transcription to the surface of the molded article. The second forming mold includes a charged opening defining a cavity along with the molding recess and into which is charged a molding material. In this forming metal mold, the molding material is charged into the cavity to transfer a pattern formed on the transfer surface to the molded product.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: September 2, 2008
    Assignees: Sony Corporation, Suzuki Seiki Industry Co., Ltd.
    Inventors: Yoshihiro Sudo, Akio Komori, Hideki Ohtawa, Katsuharu Ohtsuki, Taku Sunouchi
  • Molding metal mold, method of producing molding metal mold, and articles molded by molding metal mold
    Patent number: 7052264
    Abstract: A forming metal mold for molding synthetic resin includes a base mold (4), a first forming mold (5) secured to the base mold (4) and having a molding recess (9), and a second forming mold (6) secured to the base mold (4) as it is combined with the first forming mold (5). The first forming mold (5) includes a transfer surface (9a) within the molding recess (9) in continuation to its opening edge for providing decoration to a molded product (17) on transcription to the surface of the molded product (17). The second forming mold (6) includes a charged opening (11) defining a cavity (14) along with the molding recess (9) and into which is charged a molding material. In this forming metal mold, the molding material is charged into the cavity (14) to transfer a pattern formed on the transfer surface (9a) to the molded article.
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: May 30, 2006
    Assignee: Sony Corporation
    Inventors: Yoshihiro Sudo, Akio Komori, Hideki Ohtawa, Katsuharu Ohtsuki, Taku Sunouchi
  • Metal mold for forming, method for the preparation of the metal mold for forming and molded article obtained on forming by the metal mold for forming
    Publication number: 20050238755
    Abstract: A molded article manufactured by a fixed mold used with a forming metal mold for molding synthetic resin includes a base mold, a first forming mold secured to the base mold and having a molding recess, and a second forming mold secured to the base mold as it is combined with the first forming mold. The first forming mold includes a transfer surface within the molding recess in continuation to its opening edge for providing decoration to the molded article on transcription to the surface of the molded article. The second forming mold includes a charged opening defining a cavity along with the molding recess and into which is charged a molding material. In this forming metal mold, the molding material is charged into the cavity to transfer a pattern formed on the transfer surface to the molded product.
    Type: Application
    Filed: June 29, 2005
    Publication date: October 27, 2005
    Inventors: Yoshihiro Sudo, Akio Komori, Hideki Ohtawa, Katsuharu Ohtsuki, Taku Sunouchi
  • Molding metal mold, method of producing molding metal mold, and articles molded by molding metal mold
    Publication number: 20030175379
    Abstract: A forming metal mold for molding synthetic resin includes a base mold (4), a first forming mold (5) secured to the base mold (4) and having a molding recess (9), and a second forming mold (6) secured to the base mold (4) as it is combined with the first forming mold (5). The first forming mold (5) includes a transfer surface (9a) within the molding recess (9) in continuation to its opening edge for providing decoration to a molded product (17) on transcription to the surface of the molded product (17). The second forming mold (6) includes a charged opening (11) defining a cavity (14) along with the molding recess (9) and into which is charged a molding material. In this forming metal mold, the molding material is charged into the cavity (14) to transfer a pattern formed on the transfer surface (9a) to the molded article.
    Type: Application
    Filed: April 21, 2003
    Publication date: September 18, 2003
    Inventors: Yoshihiro Sudo, Akio Komori, Hideki Ohtawa, Katsuharu Ohtsuki, Taku Sunouichi