Patents by Inventor Jun Noma

Jun Noma 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 preparing isobutyric acid
    Patent number: 4350829
    Abstract: There is disclosed a process for the production of isobutyric acid by liquid-phase oxidation of isobutyraldehyde in the presence of an alkali metal-containing compound, the oxidation being effected while maintaining the molar ratio of oxygen to isobutyraldehyde to be fed at 0.5 or above.
    Type: Grant
    Filed: June 27, 1979
    Date of Patent: September 21, 1982
    Assignee: Mitsubishi Chemical Industries, Limited
    Inventors: Tatsuo Masuko, Shigeo Fukaya, Nobuyuki Murai, Jun Noma