Patents by Inventor Nobuhide Tanino

Nobuhide Tanino 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: 9340743
    Abstract: A powder metallurgy lubricant includes an aromatic carboxylic acid represented by a formula (1), (Z)n-Ar—COOH??(1) where Ar represents an aryl group and Z represents a substituent directly bonded to the above aryl group and is one of R, OR, OCOR and COOR, R representing one of an alkyl group, alkenyl group and alkynyl group and n being an integer in a range from 1 to 4. Z may be mutually the same or different when n is 2 or larger.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: May 17, 2016
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Hiroki Sekiguchi, Akihiro Shishikura, Nobuhide Tanino
  • Publication number: 20150013410
    Abstract: A lubricating oil composition for metal working, including a base oil composed of one or more selected from mineral oils and synthetic oils and having a kinematic viscosity at 40° C. of 50 to 300 mm2/s, and 0.
    Type: Application
    Filed: February 27, 2013
    Publication date: January 15, 2015
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Shinya Iizuka, Nobuhide Tanino
  • Publication number: 20140144197
    Abstract: The present invention provides a lubricating oil for rolling, which contains a mineral oil and/or a synthetic oil as the main component and has a friction coefficient of 0.2 or more, and a rolling method using the lubricating oil for rolling.
    Type: Application
    Filed: July 25, 2012
    Publication date: May 29, 2014
    Applicants: Nissei Co., Ltd., IDEMITSU KOSAN CO., LTD.
    Inventors: Nobuhide Tanino, Akihiro Shishikura, Toshinaka Shinbutsu, Shuichi Amano, Shoichi Usunami, Shigeru Nagaki, Ryuichi Goto
  • Publication number: 20130068069
    Abstract: A powder metallurgy lubricant includes an aromatic carboxylic acid represented by a formula (1), (Z)n-Ar—COOH ??(1) where Ar represents an aryl group and Z represents a substituent directly bonded to the above aryl group and is one of R, OR, OCOR and COOR, R representing one of an alkyl group, alkenyl group and alkynyl group and n being an integer in a range from 1 to 4. Z may be mutually the same or different when n is 2 or larger.
    Type: Application
    Filed: March 3, 2011
    Publication date: March 21, 2013
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Hiroki Sekiguchi, Akihiro Shishikura, Nobuhide Tanino