Patents by Inventor Ryuuji Kawase

Ryuuji Kawase 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).

  • Vehicular battery system and vehicle equipped with same
    Patent number: 9533595
    Abstract: In a battery system for a vehicle, a lead battery is connected in parallel to a sub-battery, and a charging resistance r2 of the sub-battery 2 is lower than a charging resistance r1 of the lead battery.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: January 3, 2017
    Assignee: SANYO ELECTRIC CO., LTD.
    Inventors: Toshihiro Sakatani, Hiromasa Sugii, Makoto Ochi, Ryuuji Kawase
  • VEHICULAR BATTERY SYSTEM AND VEHICLE EQUIPPED WITH SAME
    Publication number: 20150321575
    Abstract: In a battery system for a vehicle, a lead battery is connected in parallel to a sub-battery, and a charging resistance r2 of the sub-battery 2 is lower than a charging resistance r1 of the lead battery.
    Type: Application
    Filed: November 29, 2012
    Publication date: November 12, 2015
    Inventors: Toshihiro SAKATANI, Hiromasa SUGII, Makoto OCHI, Ryuuji KAWASE
  • Alkaline storage cell having a negative electrode comprising a cadmium active material
    Patent number: 5281495
    Abstract: Disclosed is a rechargeable alkaline storage cell having a negative electrode, a positive electrode, and a separator disposed between the electrodes. The negative electrode has an active material layer and a conductive layer formed on the active layer, the active layer including cadmium active material, the conductive layer including polyvinylpyrrolidone as a binder and conductive powder.
    Type: Grant
    Filed: February 26, 1993
    Date of Patent: January 25, 1994
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Akira Hirakawa, Hironori Honda, Toshihiro Inoue, Yutaka Doi, Yoshiyuki Fujimoto, Toshiaki Shiojiri, Ryuuji Kawase