Patents by Inventor Tetsuo Muryama

Tetsuo Muryama 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).

  • Compositions, systems, and methods for imaging
    Patent number: 7270943
    Abstract: Imaging layers, image recording media, and methods of preparation of each, are disclosed. One exemplary embodiment of the imaging layer, among others, includes a matrix; a radiation absorbing compound dissolved in the matrix; an aromatic compound dissolved in the matrix; a color former; and an activator. One of the activator and the color former is dissolved in the matrix and the other of the activator and the color former is substantially insoluble in the matrix at ambient conditions and is substantially uniformly distributed in the matrix.
    Type: Grant
    Filed: July 8, 2004
    Date of Patent: September 18, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Tetsuo Muryama, Makoto Ochi, Kanzi Shimizu, Cari L. Dorsh, Vladek Kasperchik, William E. Dorogy
  • Compositions, systems, and methods for imaging
    Publication number: 20060009356
    Abstract: Imaging layers, image recording media, and methods of preparation of each, are disclosed. One exemplary embodiment of the imaging layer, among others, includes a matrix; a radiation absorbing compound dissolved in the matrix; an aromatic compound dissolved in the matrix; a color former; and an activator. One of the activator and the color former is dissolved in the matrix and the other of the activator and the color former is substantially insoluble in the matrix at ambient conditions and is substantially uniformly distributed in the matrix.
    Type: Application
    Filed: July 8, 2004
    Publication date: January 12, 2006
    Inventors: Tetsuo Muryama, Makoto Ochi, Kanzi Shimizu, Cari Dorsh, Vladek Kasperchik, William Dorogy