Patents by Inventor Haruo Endo

Haruo Endo 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).

  • Reverse osmosis treatment process
    Patent number: 5266202
    Abstract: This invention relates to a reverse osmosis treatment process, particularly a stable reverse osmosis treatment process which prevents a lowering in throughput capacity by carrying out treatment while keeping the permeate flux of a reverse osmosis membrane constant through the time of use of a module. The process of this invention can keep the throughput capacity constant, can prevent adhesion and pollution onto membrane surfaces and fouling thereon, and moreover can maintain stable operation in a continuous run.
    Type: Grant
    Filed: February 14, 1991
    Date of Patent: November 30, 1993
    Assignee: The Research and Development Association for Membrane Applications to the Food Industries
    Inventors: Shigeo Okonogi, Mamoru Tomita, Yasuo Fukuwatari, Koichi Matsumoto, Yoshitaka Tamura, Teruhiko Mizota, Atsushi Nakajima, Haruo Endo, Norio Sato, Koji Inagaki
  • Carburetor
    Patent number: 4448280
    Abstract: A carburetor for internal combustion engines wherein air to be introduced into an air jet is taken in directly from a part of a suction silencer in order to prevent an air-fuel mixture to be fed to an engine from becoming too rich when the air jet is clogged with a snow powder.
    Type: Grant
    Filed: November 4, 1981
    Date of Patent: May 15, 1984
    Assignee: Mikuni Kogyo Kabushiki Kaisha
    Inventor: Haruo Endo