Patents by Inventor Shoko Yamadaya

Shoko Yamadaya 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).

  • Dehydrogenation of cyclohexanes
    Patent number: 4271327
    Abstract: A catalyst having a noble metal of Group 8 of the Periodic Table of Elements carried on aluminum sponge and a method for the dehydrogenation of cyclohexanes which comprises bringing cyclohexanes, in a heated state, into contact with the catalyst described above in conjunction with hydrogen.
    Type: Grant
    Filed: March 5, 1980
    Date of Patent: June 2, 1981
    Assignees: Agency of Industrial Science & Technology, Ministry of International Trade & Industry
    Inventors: Toshio Ishikawa, Shuichi Niwa, Shoko Yamadaya, Yoshio Orito
  • Noble metal catalyst for dehydrogenation of cyclohexanes
    Patent number: 4221678
    Abstract: A catalyst having a noble metal of Group 8 of the Periodic Table of Elements carried on aluminum sponge and a method for the dehydrogenation of cyclohexanes which comprises bringing cyclohexanes, in a heated state, into contact with the catalyst described above in conjunction with hydrogen.
    Type: Grant
    Filed: March 13, 1979
    Date of Patent: September 9, 1980
    Assignees: Agency of Industrial Science & Technology, Ministry of International Trade & Industry
    Inventors: Toshio Ishikawa, Shuichi Niwa, Shoko Yamadaya, Yoshio Orito