Patents by Inventor Hisafumi Ohnishi

Hisafumi Ohnishi 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).

  • Tube, method for producing tube, and mold
    Patent number: 10717217
    Abstract: The present invention molds, with simple processes, a tube which has a smaller outer diameter and is hardly bent in a folded manner. The present invention includes (i) a primary molding step of forming a primary molded body by carrying out resin molding while a reinforcing member and a core pin (4) are placed in a cavity of a first mold made up of a lower mold (30) and an upper mold (40) for primary molding and (ii) a secondary molding step of covering the reinforcing member by carrying out resin molding while the primary molded body is placed in a cavity of a second mold that has an inner diameter larger than an inner diameter of the cavity of the first mold.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: July 21, 2020
    Assignee: TATSUTA ELECTRIC WIRE & CABLE CO., LTD.
    Inventors: Hisafumi Ohnishi, Shinji Yoshino, Yoshio Hirano
  • TUBE, METHOD FOR PRODUCING TUBE, AND MOLD
    Publication number: 20170008209
    Abstract: The present invention molds, with simple processes, a tube which has a smaller outer diameter and is hardly bent in a folded manner. The present invention includes (i) a primary molding step of forming a primary molded body by carrying out resin molding while a reinforcing member and a core pin (4) are placed in a cavity of a first mold made up of a lower mold (30) and an upper mold (40) for primary molding and (ii) a secondary molding step of covering the reinforcing member by carrying out resin molding while the primary molded body is placed in a cavity of a second mold that has an inner diameter larger than an inner diameter of the cavity of the first mold.
    Type: Application
    Filed: February 4, 2015
    Publication date: January 12, 2017
    Inventors: Hisafumi OHNISHI, Shinji YOSHINO, Yoshio HIRANO
  • TUBE, METHOD FOR PRODUCING TUBE, AND MOLD
    Publication number: 20160354958
    Abstract: The present invention molds, with simple processes, a tube which has a smaller outer diameter and is hardly bent in a folded manner. The present invention includes (i) a primary molding step of forming a primary molded body by carrying out resin molding while a reinforcing member and a core pin (4) are placed in a cavity of a first mold made up of a lower mold (30) and an upper mold (40) for primary molding and (ii) a secondary molding step of covering the reinforcing member by carrying out resin molding while the primary molded body is placed in a cavity of a second mold that has an inner diameter larger than an inner diameter of the cavity of the first mold.
    Type: Application
    Filed: February 4, 2015
    Publication date: December 8, 2016
    Applicant: TATSUTA ELECTRIC WIRE & CABLE CO., LTD.
    Inventors: Hisafumi Ohnishi, Shinji Yoshino, Yoshio Hirano