Patents by Inventor Toshiyuki Toyonaga

Toshiyuki Toyonaga 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).

  • Ink jet printer
    Patent number: D750163
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: February 23, 2016
    Assignee: HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    Inventors: Takahiro Arima, Takehiko Matsushita, Akira Miyao, Nobuhiro Harada, Toshiyuki Toyonaga
  • Air compressor
    Patent number: D753728
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: April 12, 2016
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Hiroshi Ohta, Shigeyuki Yorikane, Ryusuke Oshiro, Hiroyuki Matsuda, Akira Iyozumi, Hideharu Tanaka, Kazumasa Kanai, Toshiyuki Toyonaga
  • Control unit for air compressor
    Patent number: D771783
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: November 15, 2016
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Hiroshi Ohta, Hiroyuki Matsuda, Akira Iyozumi, Shinji Urata, Hideharu Tanaka, Toshiyuki Toyonaga