Patents Assigned to Yosihiro Iwata
  • Fuel purifying device for use in an internal combustion engine
    Patent number: 5517975
    Abstract: There is provided a purifying device capable of purifying fuel having less impurities and many dissolved oxygen by applying a low frequency/voltage/current signal to the fuel during supply of fuel at the portion in front of and behind a fuel filter.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: May 21, 1996
    Assignee: Yosihiro Iwata
    Inventor: Yosihiro Iwata