Patents by Inventor Philip Gregory Jessop

Philip Gregory Jessop 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).

  • Method for producing formic acid or its derivatives
    Patent number: 5869739
    Abstract: Formic acid or derivatives thereof are produced from non-toxic carbon dioxide in the supercritical state, using it as raw materials, without using solvents, and at a high efficiency owing to a high reaction velocity, by reacting said carbon dioxide and an active hydrogen group-containing compound.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: February 9, 1999
    Assignees: Research Development Corporation of Japan, NKK Corporation
    Inventors: Takao Ikariya, Philip Gregory Jessop, Yi Hsiao, Ryoji Noyori
  • Method for producing formic acid of its derivatives
    Patent number: 5763662
    Abstract: Formic acid or derivatives thereof are produced from non-toxic carbon dioxide in the supercritical state, using it as raw materials, without using solvents, and at a high efficiency owing to a high reaction velocity, by reacting said carbon dioxide and an active hydrogen group-containing compound.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: June 9, 1998
    Assignees: Research Development Corporation of Japan, NKK Corporation
    Inventors: Takao Ikariya, Philip Gregory Jessop, Yi Hsiao, Ryoji Noyori
  • Method for producing formic acid or its derivatives
    Patent number: 5639910
    Abstract: Formic acid or derivatives thereof are produced from non-toxic carbon dioxide in the supercritical state, using it as raw materials, without using solvents, and at a high efficiency owing to a high reaction velocity, by reacting said carbon dioxide and an active hydrogen group-containing compound.
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: June 17, 1997
    Assignees: Research Development Corporation of Japan, Takao Ikariya
    Inventors: Takao Ikariya, Philip Gregory Jessop, Ryoji Noyori