Patents by Inventor Masaharu Kashima

Masaharu Kashima 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).

  • Exposure meter used for photographing
    Patent number: 6721044
    Abstract: An exposure meter for incident- and reflected-light photometry includes an incident-light receiving section, a finder for reflected-light photometry, an arithmetical element for calculating various exposure values on the basis of photometric results obtained by incident- and reflected-light receiving elements, a finder optical system for displaying information on the exposure values obtained by the arithmetical element in the finder, and a display window provided on an exposure meter body. The incident-light receiving section is constructed so that it is can be mounted to or dismounted from the exposure meter body and allows incident-light photometry and lighting setting photometry. The exposure meter further includes a transmitting unit, mountable in or dismountable from the exposure meter body, in which flashlight is emitted and the amount of flashlight can be adjusted in accordance with the information on the exposure values displayed on the display window.
    Type: Grant
    Filed: January 18, 2002
    Date of Patent: April 13, 2004
    Assignee: Seknoic Corporation
    Inventors: Yasushi Fukazawa, Masaharu Kashima, Ikuo Bunya, Tetsuo Hotta
  • Exposure meter used for photographing
    Publication number: 20020101582
    Abstract: An exposure meter for incident- and reflected-light photometry includes an incident-light receiving section, a finder for reflected-light photometry, an arithmetical element for calculating various exposure values on the basis of photometric results obtained by incident- and reflected-light receiving elements, a finder optical system for displaying information on the exposure values obtained by the arithmetical element in the finder, and a display window provided on an exposure meter body. The incident-light receiving section is constructed so that it is can be mounted to or dismounted from the exposure meter body and allows incident-light photometry and lighting setting photometry. The exposure meter further includes a transmitting unit, mountable in or dismountable from the exposure meter body, in which flashlight is emitted and the amount of flashlight can be adjusted in accordance with the information on the exposure values displayed on the display window.
    Type: Application
    Filed: January 18, 2002
    Publication date: August 1, 2002
    Inventors: Hiroshi Kakuta, Yasushi Fukazawa, Masaharu Kashima, Shigemi Yukizane, Kenji Kumazawa, Ikuo Bunya, Tetsuo Hotta