Patents by Inventor Toshihiro Okashita

Toshihiro Okashita 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).

  • Ophthalmological photographing apparatus
    Patent number: 6082859
    Abstract: A photographic instrument for ophthalmology permits easily recognizing which portion of an eye E to be examined a position of a photographed portion of the eye E corresponds to. The instrument comprises a display means 8 for displaying a portion to be photographed as a part of the entire eye E as an alignment image when the eye E is photographed and for displaying a recognition pattern for recognizing the position of the portion to be photographed.
    Type: Grant
    Filed: May 17, 1999
    Date of Patent: July 4, 2000
    Assignee: Kabushiki Kaisha TOPCON
    Inventors: Toshihiro Okashita, Hiroyuki Ohtsuka, Takeyuki Kato
  • Eye fundus camera having viewing targets
    Patent number: 4756613
    Abstract: An eye fundus camera for taking photographs of a patient's eye fundus. The camera includes a pair of viewing targets located at the opposite sides of the optical axis. A switch is provided for alternately energizing the targets so that an appropriate one of the targets emits light beams when the camera housing is placed to take photographs of one of the patient's eyes.
    Type: Grant
    Filed: October 28, 1987
    Date of Patent: July 12, 1988
    Assignee: Tokyo Kogaku Kikai Kabushiki Kaisha
    Inventor: Toshihiro Okashita