Patents by Inventor Shingo Ohgoshi

Shingo Ohgoshi 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).

  • Process for alkylating an isoparaffin with a salt of a heteropoly-acid as a catalyst
    Patent number: 5321196
    Abstract: A process for alkylating an isoparaffin comprising reacting an isoparaffin with a monoolefin in the presence of a salt of a heteropoly-acid as a solid catalyst. The salt of the heteropoly-acid is a compound obtained by substituting a cation for a hydrogen ion of a heteropoly-acid of the formula H.sub.k.X.Y.sub.m.Z.sub.12-m.O.sub.40.nH.sub.2 O, wherein X is a hetero-atom selected from the group consisting of P, Si, Ge and As, each of Y and Z is a polyatom selected from the group consisting of W, Mo and V, k is 3 or 4, m is 0 or 1, and n is a positive number.
    Type: Grant
    Filed: March 4, 1993
    Date of Patent: June 14, 1994
    Assignee: Idemitsu Kosan Company Limited
    Inventors: Shingo Ohgoshi, Junichi Kanai, Michio Sugimoto