Patents by Inventor Junji Okazaki

Junji Okazaki 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).

  • Hydrogen supply system
    Patent number: 9340421
    Abstract: A hydrogen supply system for supplying hydrogen comprises a reaction unit for producing a hydrogen-containing gas by a dehydrogenation reaction of a starting material, a heat supply unit for supplying heat to the reaction unit, a removal unit for removing through membrane separation a dehydrogenation product from the hydrogen-containing gas produced by the reaction unit, and a first off-gas line for supplying a part or whole of an off-gas from the removal unit to the reaction unit.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: May 17, 2016
    Assignee: JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Atsushi Segawa, Hideshi Iki, Junji Okazaki
  • HYDROGEN SUPPLY SYSTEM
    Publication number: 20150259201
    Abstract: A hydrogen supply system for supplying hydrogen comprises a reaction unit for producing a hydrogen-containing gas by a dehydrogenation reaction of a starting material, a heat supply unit for supplying heat to the reaction unit, a removal unit for removing through membrane separation a dehydrogenation product from the hydrogen-containing gas produced by the reaction unit, and a first off-gas line for supplying a part or whole of an off-gas from the removal unit to the reaction unit.
    Type: Application
    Filed: October 1, 2013
    Publication date: September 17, 2015
    Applicant: JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Atsushi Segawa, Hideshi Iki, Junji Okazaki
  • Emulsified alkenylsuccinic acid sizing agent
    Patent number: 5219912
    Abstract: An emulsified alkenylsuccinic acid sizing agent having a solid content of not less than 25% by weight is disclosed, which comprises a composition having not less than 25 parts by weight of alkenylsuccinic acid derived from the reaction product of a branched internal olefin of 12-18 carbon atoms with maleic anhydride, and being dispersed in water with an anionic polymer type dispersant or with an anionic polymer type dispersant and an emulsifier.
    Type: Grant
    Filed: July 10, 1991
    Date of Patent: June 15, 1993
    Assignee: Mitsubishi Oil Co., Ltd.
    Inventors: Yoshio Takahashi, Junji Okazaki, Hideto Umekawa, Toshihiro Tahara