Patents by Inventor Mafumi Kondoh

Mafumi Kondoh 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).

  • Semiconductor radiation-detecting device
    Patent number: 5821540
    Abstract: A semiconductor radiation-detecting device enabling detection of radiation in different energy range. A large number of PIN diodes are laminated one over another with a spacer consisting of an insulator being interposed between each adjacent two of the laminate, whereby radiation is incident in a direction perpendicular to the wider surface of the PIN diode.
    Type: Grant
    Filed: April 8, 1996
    Date of Patent: October 13, 1998
    Assignee: Seiko Instruments, Inc.
    Inventors: Keiji Sato, Yutaka Saitoh, Teruji Cho, Mafumi Kondoh, Junko Kohagura