Patents by Inventor Tadashi Fuse

Tadashi Fuse 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).

  • Polyanilines, process for the preparation thereof and cells using them
    Patent number: 5183543
    Abstract: There is provided a polyaniline having a thickness of 0.3 to 5 mm which is suitable for an electronic material, particularly for an electrode material in a cell. Also provided is a cell comprising a positive electrode, a negative electrode and an electrolyte in which the polyaniline having a thickness of 0.3 to 5 mm is employed in at least one of the positive and negative electrodes, the cell having a high energy density and good cell performance stable for a long period of time.
    Type: Grant
    Filed: May 15, 1986
    Date of Patent: February 2, 1993
    Assignee: Bridgestone Corporation
    Inventors: Shinichi Toyosawa, Tadashi Nakajima, Kinya Suzuki, Takahiro Kawagoe, Tadaaki Miyazaki, Takashi Kitamura, Tadashi Fuse, Masao Ogawa, Yoshitomo Masuda, Hideharu Daifuku, Ryota Fujio
  • Lithium cells
    Patent number: 5057387
    Abstract: A lithium cell comprising a negative electrode containing lithium, a positive electrode, and an electrolyte disposed between the positive and negative electrodes is improved in internal resistance and shelf life when the negative electrode is surface treated with a composition containing from more than 1% to 5% by weight of water.
    Type: Grant
    Filed: May 16, 1990
    Date of Patent: October 15, 1991
    Assignee: Bridgestone Corporation
    Inventors: Yoshitomo Masuda, Masao Ogawa, Katsuhiko Arai, Kinya Suzuki, Tadashi Fuse, Tetsuro Amano
  • Lithium cells
    Patent number: 4960657
    Abstract: A lithium cell comprising a negative electrode containing lithium, a positive electrode, and an electrolyte disposed between the positive and negative electrodes is improved in internal resistance and shelf life when the negative electrode is surface treated with water, lithium hydroxide, a PF.sub.6 ion-containing compound, or an AsF.sub.6 ion-containing compound.
    Type: Grant
    Filed: February 21, 1989
    Date of Patent: October 2, 1990
    Assignee: Bridgestone Corporation
    Inventors: Yoshitomo Masuda, Masao Ogawa, Katsuhiko Arai, Kinya Suzuki, Tadashi Fuse, Tetsuro Amano
  • Electric cells
    Patent number: 4939050
    Abstract: An electric cell comprising a positive electrode, a negative electrode, and an electrolyte maintains excellent performance when the positive electrode is an electro-conductive polymer composite including a mesh stainless steel having a wire diameter of about 35-120 .mu.m and an electro-conductive polymer, typically polyaniline, integrally deposited onto the mesh by electrolytic polymerization. A container having the elements received therein is provided with a vent mechanism.
    Type: Grant
    Filed: November 10, 1988
    Date of Patent: July 3, 1990
    Assignees: Bridgestone Corporation, Seiko Electronic Components, Ltd.
    Inventors: Shinichi Toyosawa, Isamu Shinoda, Katsuhiko Arai, Toyoo Harada, Yuko Maeda, Hideharu Daifuku, Shigeru Kijima, Kinya Suzuki, Yoshitomo Masuda, Masao Ogawa, Takahiro Kawagoe, Tadashi Fuse, Tetsuro Amano
  • Electric cells utilizing polyaniline as a positive electrode active material
    Patent number: 4717634
    Abstract: An electric cell comprises a positive electrode, a negative electrode and an electrolytic solution, characterized in that a positive active material of the positive electrode is a polyaniline, a negative electrode active material of the negative electrode is lithium or a lithium alloy containing 4.times.10.sup.-3 to 170.times.10.sup.-3 mol of effective lithium which is capable of electrochemical occlusion and release upon charging and discharging per g of the polyaniline used as the positive electrode active material, and said electrolytic solution is an non-aqueous electrolytic solution containing an electrolyte of more than 1 mol/l to less than 6 mol/l in a non-aqueous solvent.
    Type: Grant
    Filed: October 17, 1986
    Date of Patent: January 5, 1988
    Assignee: Bridgestone Corporation
    Inventors: Hideharu Daifuku, Tadashi Fuse, Masao Ogawa, Yoshitomo Masuda, Shinichi Toyosawa, Ryota Fujio
  • Anaerobic adhesive composition comprising modified unsaturated polymer and (meth)acrylic acid
    Patent number: 4591618
    Abstract: An anaerobic adhesive composition comprises a polymer having a polymerizable side chain and a molecular weight of at least 500, an organic acid having a vinyl or methacryl group and polymerizable with said polymer, a polymerization catalyst, and preferably, a vinyl monomer. The composition is used for bonding various adherends such as metals, plastics, FRP, glass, etc. and provides improved bond strength, water resistance, heat resistance, and fatigue resistance.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: May 27, 1986
    Assignee: Bridgestone Tire Co., Ltd.
    Inventors: Kazuo Naito, Tadashi Fuse, Itsuo Tanuma, Yukio Fukuura, Hikaru Ishikawa