Patents by Inventor Junichi Tujii

Junichi Tujii 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).

  • Plate Fin heat exchanger for a high temperature
    Publication number: 20040149425
    Abstract: A plate fin type heat exchanger is provided for achieving an increased heat exchanging efficiency and increased durability under violent variation in heat load. Fins for forming a channel for high-temperature fluid are secured to one of a pair of tube plates that form a channel for low-temperature fluid.
    Type: Application
    Filed: December 29, 2003
    Publication date: August 5, 2004
    Applicant: Sumitomo Precision Products Co., Ltd.
    Inventors: Tetsuo Abiko, Junichi Tujii, Takashi Eta