Patents by Inventor Masaki Kamiakutsu

Masaki Kamiakutsu 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).

  • Thick film resistor composition, hybrid IC using the composition, and process for producing the hybrid IC
    Patent number: 5204166
    Abstract: The present invention relates to a thick film resistor material which is suitable especially for thick film hybrid IC having conductor, resistor, semiconductor element and the like in which Cu is used as the conductor and furthermore, a thick film resistor composition which can be fired in a reducing atmosphere. The present invention further relates to a thick film hybrid IC using the thick film resistor composition as a resistor and a method for making it.
    Type: Grant
    Filed: February 25, 1991
    Date of Patent: April 20, 1993
    Assignees: Hitachi, Ltd., Hitachi Chemical Company, Ltd.
    Inventors: Osamu Ito, Tadamichi Asai, Toshio Ogawa, Noritaka Kamimura, Yoshishige Endou, Takao Kobayashi, Hiromi Isomae, Masaki Kamiakutsu, Michio Otani, Katsuo Ebisawa