Patents by Inventor Mitsuru Kishine

Mitsuru Kishine 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).

  • Fluorovinyl ether
    Patent number: 5401818
    Abstract: A fluorovinyl ether of the formula:R.sub.f --(OCF.sub.2 CF.sub.2 CF.sub.2).sub.n --OCF.dbd.CF.sub.2(I)wherein R.sub.f is a C.sub.1 -C.sub.5 perfluoroalkyl group, n is an integer of 1 to 4 provided that when n is 1 (one), R.sub.f is other than a trifluoromethyl group, a copolymer of which with an ethylenically unsaturated compound has a low glass transition temperature and improved low temperature properties.
    Type: Grant
    Filed: June 10, 1994
    Date of Patent: March 28, 1995
    Assignee: Daikin Industries, Ltd.
    Inventors: Masahiko Oka, Mitsuru Kishine, Hideya Saito, Masuo Kokumai
  • Fluorovinyl ether
    Patent number: 5349093
    Abstract: A fluorovinyl ether of the formula:R.sub.f --(OCF.sub.2 CF.sub.2 CF.sub.2).sub.n --OCF.dbd.CF.sub.2(I)wherein R.sub.f is a C.sub.1- -C.sub.5 perfluoroalkyl group, n is an integer of 1 to 4 provided that when n is 1 (one), R.sub.f is other than a trifluoromethyl group, a copolymer of which with an ethylenically unsaturated compound has a low glass transition temperature and improved low temperature properties.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: September 20, 1994
    Assignee: Daikin Industries, Ltd.
    Inventors: Masahiko Oka, Mitsuru Kishine, Hideya Saito, Masuo Kokumai
  • Novel fluorovinyl ether and copolymer comprising the same
    Patent number: 5001278
    Abstract: A fluorovinyl ether of the formula:XCH.sub.2 CF.sub.2 CF.sub.2 --(OCH.sub.2 CF.sub.2 CF.sub.2).sub.m --(OCFYCF.sub.2).sub.n --OCF.dbd.CF.sub.2 (I)wherein X is a hydrogen atom or a halogen atom (e.g. fluorine, chlorine, bromine and iodine); Y is a fluorine atom or a trifluoromethyl group; m is an integer of 0 to 5; and n is 0, 1 or 2, which can modify a polymer of at least one ethylenically unsaturated compound.
    Type: Grant
    Filed: March 24, 1988
    Date of Patent: March 19, 1991
    Assignee: Daikin Industries, Ltd.
    Inventors: Masahiko Oka, Yuji Yutani, Masayasu Tomoda, Mitsuru Kishine, Tetsuo Shimizu
  • Thermoplastic fluoroelastomer composition
    Patent number: 4603175
    Abstract: A thermoplastic fluoroelastomer composition comprising a thermoplastic fluoroelastomer, a liquid fluoroelastomer and optionally a cross-linking agent, which is easily ejection molded and cross-linked at a room temperature to afford a cross-linked material having excellent heat resistance, oil resistance and corrosion resistance.
    Type: Grant
    Filed: July 25, 1984
    Date of Patent: July 29, 1986
    Assignee: Daikin Industries, Inc.
    Inventors: Shoji Kawachi, Masayasu Tomoda, Hiroyuki Tanaka, Mitsuru Kishine