Patents by Inventor Eiji Taketomo

Eiji Taketomo 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).

  • Gas separation module
    Patent number: 4671809
    Abstract: A gas separating module which includes a container having a gas inlet and a gas outlet. A bundle of porous material tubes are incorporated in the container and are open at both ends, each of the porous material tubes having a smaller outside diameter at both ends than in the other portions. The porous material tubes fixed to said container at said tapered ends.
    Type: Grant
    Filed: June 3, 1985
    Date of Patent: June 9, 1987
    Assignee: Nippon Steel Corporation
    Inventors: Eiji Taketomo, Yukiaki Hara