Patents by Inventor Yoshino Sakata

Yoshino Sakata 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).

  • Acoustic isolators
    Patent number: 9557435
    Abstract: Acoustic isolators are disclosed herein. An example apparatus includes a transmitter to transmit an acoustic signal. The example apparatus also includes an acoustic isolator substantially surrounding a receiver, and the receiver is to receive the acoustic signal via an opening in the acoustic isolator. The transmitter and the acoustic isolator are coupled to a base. The acoustic isolator includes a first layer coupled to a second layer defining a plurality of spaces. The second layer is to provide an acoustic impedance mismatch.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: January 31, 2017
    Assignee: Schlumberger Technology Corporation
    Inventors: Hitoshi Sugiyama, Yoshino Sakata
  • Acoustic Isolators
    Publication number: 20140177391
    Abstract: Acoustic isolators are disclosed herein. An example apparatus includes a transmitter to transmit an acoustic signal. The example apparatus also includes an acoustic isolator substantially surrounding a receiver, and the receiver is to receive the acoustic signal via an opening in the acoustic isolator. The transmitter and the acoustic isolator are coupled to a base. The acoustic isolator includes a first layer coupled to a second layer defining a plurality of spaces. The second layer is to provide an acoustic impedance mismatch.
    Type: Application
    Filed: December 20, 2012
    Publication date: June 26, 2014
    Applicant: Schlumberger Technology Corporation
    Inventors: Hitoshi Sugiyama, Yoshino Sakata