Patents by Inventor Ryou MURAYAMA

Ryou MURAYAMA 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: 9433948
    Abstract: A centrifuge including a temperature sensor measuring ambient temperature is provided. Centrifugation operation is available or not is determined in accordance with a type of a rotor, the ambient temperature, or operation conditions set by a user. When it is inoperable, a display device displays that it is inoperable so as to invite the user to select necessity of modification of the operation conditions. Upon the display, modified operation conditions which are candidates of operable operation conditions are displayed to let the user select a candidate. To operate under the selected setting operation conditions, the display device displays that the operation is working under modified conditions.
    Type: Grant
    Filed: July 15, 2013
    Date of Patent: September 6, 2016
    Assignee: HITACHI KOKI CO., LTD.
    Inventors: Shoji Kusumoto, Tatsuya Konno, Ryou Murayama, Yuki Hodotsuka, Yuki Shimizu
  • Publication number: 20140024516
    Abstract: A centrifuge including a temperature sensor measuring ambient temperature is provided. Centrifugation operation is available or not is determined in accordance with a type of a rotor, the ambient temperature, or operation conditions set by a user. When it is inoperable, a display device displays that it is inoperable so as to invite the user to select necessity of modification of the operation conditions. Upon the display, modified operation conditions which are candidates of operable operation conditions are displayed to let the user select a candidate. To operate under the selected setting operation conditions, the display device displays that the operation is working under modified conditions.
    Type: Application
    Filed: July 15, 2013
    Publication date: January 23, 2014
    Inventors: Shoji KUSUMOTO, Tatsuya KONNO, Ryou MURAYAMA, Yuki HODOTSUKA, Yuki SHIMIZU
  • Patent number: 8562502
    Abstract: A centrifugal separator includes: a rotor configured to hold a sample to be separated; a driving device configured to rotate the rotor and including a driving shaft; a chamber configured to contain the rotor and including a through hole through which the driving shaft is passed; a seal member configured to fitted over the through hole of the chamber and the driving shaft; a drain hole configured to discharge liquid in the chamber to an exterior; and an undulated part configured to guide a flow of the liquid and is provided on an upper surface of the seal member.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: October 22, 2013
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Ryou Murayama, Shoji Kusumoto, Yuki Shimizu
  • Publication number: 20110294642
    Abstract: A centrifugal separator includes: a rotor configured to hold a sample to be separated; a driving device configured to rotate the rotor and including a driving shaft; a chamber configured to contain the rotor and including a through hole through which the driving shaft is passed; a seal member configured to fitted over the through hole of the chamber and the driving shaft; a drain hole configured to discharge liquid in the chamber to an exterior; and an undulated part configured to guide a flow of the liquid and is provided on an upper surface of the seal member.
    Type: Application
    Filed: May 23, 2011
    Publication date: December 1, 2011
    Applicant: HITACHI KOKI CO., LTD.
    Inventors: Ryou MURAYAMA, Shoji KUSUMOTO, Yuki SHIMIZU