Patents by Inventor Enami Goto

Enami Goto 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).

  • Internal combustion engines
    Patent number: 4214567
    Abstract: The invention relates to internal combustion engines operatable with ignition plug. For each engine cylinder, secondary air introduction means are provided which utilizes at least part of the intake passage, screw thread gaps around the plug. In this case, use of non-return valve means and of air precompression means is not made in any way.
    Type: Grant
    Filed: October 24, 1978
    Date of Patent: July 29, 1980
    Assignee: Kunihiko Miyaji
    Inventor: Enami Goto