Patents by Inventor Takaaki Kotani

Takaaki Kotani 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).

  • Lens-fitted photographic film unit
    Patent number: 4896178
    Abstract: A lens-fitted film unit with an electronic flash is provided with a film container cover member covering a film container receiving chamber of a film unit housing which is opened to remove a film container from the film container receiving chamber and a battery cover member covering a battery receiving chamber of the film unit housing. The battery cover member is operationally integrated with the film container cover member so as always to be opened when the film container cover member is opened to remove the film container containing an exposed film from the film unit housing.
    Type: Grant
    Filed: October 5, 1988
    Date of Patent: January 23, 1990
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroshi Ohmura, Takaaki Kotani, Tokuji Sato, Tsutomu Tanaka