Patents by Inventor Mustafa T. Ahmet

Mustafa T. Ahmet 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).

  • Transition metal azatetrabenzoporphyrins useful as gas sensors
    Patent number: 5451674
    Abstract: A gas sensor has a gas-sensing component which changes color and/or conductivity on exposure to certain gases, which component comprises a (mono, di or tri) azatetrabenzoporphyrin. Certain (mono, di or tri) azatetrabenzoporphyrins containing a transition metal ion selected from chromium (III), vanadyl, manganese, cobalt or iron (III) are novel.
    Type: Grant
    Filed: November 30, 1993
    Date of Patent: September 19, 1995
    Assignee: British Technology Limited
    Inventors: Jack Silver, Kenneth R. Rickwood, Mustafa T. Ahmet
  • Gas sensors and compounds suitable therefor
    Patent number: 5318912
    Abstract: A gas sensor has a gas-sensing component which changes color and/or conductivity on exposure to certain gases, which component comprises a (mono, di or tri) azatetrabenzoporphyrin. Certain (mono, di or tri) azatetrabenzoporphyrins containing a transition metal ion selected from chromium (III), vanadyl, manganese, cobalt or iron (III) are novel.
    Type: Grant
    Filed: June 23, 1992
    Date of Patent: June 7, 1994
    Assignee: British Technology Group Limited
    Inventors: Jack Silver, Kenneth R. Rickwood, Mustafa T. Ahmet