Patents by Inventor Taisuke Osaka

Taisuke Osaka 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).

  • PUMP DEVICE
    Publication number: 20150086402
    Abstract: A pump device (1) according to an embodiment of the present invention includes a drive motor (M), a first pump unit for evacuation (11) including a first pump chamber and a first piston (21v), and a second pump unit for pressurization (12) including a second pump chamber and a second piston (21c). The second piston (21c) has a phase advanced with a rotational phase difference (?) of more than 0° and less than 80° with respect to the first piston (21v).
    Type: Application
    Filed: March 7, 2013
    Publication date: March 26, 2015
    Inventors: Taisuke Osaka, Yusaku Tanabe, Motoyasu Chouno, Ryuji Itoyama
  • Vacuum pump
    Patent number: D681679
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: May 7, 2013
    Assignee: Ulvac Kiko, Inc.
    Inventors: Taisuke Osaka, Yusaku Tanabe
  • Vacuum pump
    Patent number: D684999
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: June 25, 2013
    Assignee: Ulvac Kiko, Inc.
    Inventors: Taisuke Osaka, Yusaku Tanabe
  • Piston pump
    Patent number: D700625
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: March 4, 2014
    Assignee: Ulvac Kiko, Inc.
    Inventors: Kotaro Iwagoshi, Ryuji Itoyama, Norihiro Suzuki, Taisuke Osaka