Patents by Inventor Naoto Yamashiro

Naoto Yamashiro 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).

  • Aqueous solution for cell preservation
    Patent number: 8460926
    Abstract: To provide an aqueous solution for cell preservation which is free of a natural animal-derived component such as a basal medium or serum. An aqueous preservation solution showing a high cell survival rate was obtained by removing a natural animal-derived component such as a basal medium or serum and controlling other components and their concentrations.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: June 11, 2013
    Assignee: Nippon Zenyaku Kogyo Co., Ltd
    Inventors: Naoto Yamashiro, Kohichi Saze, Osamu Ohneda, Masumi Nagano
  • Portable belt grinder
    Patent number: 8382556
    Abstract: The portable belt grinder 201 comprises; a main body 202 with an electric motor 203 built therein; a drive pulley disposed in the lower portion of the main body 202 and rotationally drivable by the electric motor 203; an idle pulley disposed as the companion to the drive pulley; and, an endless abrasive belt 215 wound between the two pulleys. In the portable belt grinder 201, in the portion of the main body 202 that exists in the vicinity of the abrasive belt 215, there is formed a hole portion 202f which is used to visually confirm the side end edge of the abrasive belt 215 from above. Also, on the upper surface of the main body 202, there is mounted a transparent cover 222 which is used to cover the hole portion 202f.
    Type: Grant
    Filed: October 12, 2007
    Date of Patent: February 26, 2013
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Naoto Yamashiro, Akira Onose, Shinichi Sakuma
  • PORTABLE BELT GRINDER
    Publication number: 20100003905
    Abstract: The portable belt grinder 201 comprises; a main body 202 with an electric motor 203 built therein; a drive pulley disposed in the lower portion of the main body 202 and rotationally drivable by the electric motor 203; an idle pulley disposed as the companion to the drive pulley; and, an endless abrasive belt 215 wound between the two pulleys. In the portable belt grinder 201, in the portion of the main body 202 that exists in the vicinity of the abrasive belt 215, there is formed a hole portion 202f which is used to visually confirm the side end edge of the abrasive belt 215 from above. Also, on the upper surface of the main body 202, there is mounted a transparent cover 222 which is used to cover the hole portion 202f.
    Type: Application
    Filed: October 12, 2007
    Publication date: January 7, 2010
    Applicant: HITACHI KOKI CO., LTD.
    Inventors: Naoto Yamashiro, Akira Onose, Shinichi Sakuma
  • Aqueous Solution for Cell Preservation
    Publication number: 20090142830
    Abstract: To provide an aqueous solution for cell preservation which is free of a natural animal-derived component such as a basal medium or serum. An aqueous preservation solution showing a high cell survival rate was obtained by removing a natural animal-derived component such as a basal medium or serum and controlling other components and their concentrations.
    Type: Application
    Filed: November 17, 2006
    Publication date: June 4, 2009
    Applicant: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Naoto Yamashiro, Kohichi Saze, Osamu Ohneda, Masumi Nagano