Patents by Inventor Rolf Ohman

Rolf Ohman 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).

  • Patent number: 6030080
    Abstract: A device for filming a dimly illuminated object, especially the eye, comprises a source of light for illuminating the object/eye, a light amplifier for amplifying the light reflected from the object/eye, and filming picture recording equipment. The source of light is a source of white light with a low intensity of the emitted light. The device comprises elements for separating at least two of the three primary colors from the reelected light, a light amplifier for amplifying the light for each separated primary color, and filming picture recording equipment for recording the amplified light for each separated primary color. A method for filming the object/eye can be carried out by means of the device.
    Type: Grant
    Filed: November 27, 1998
    Date of Patent: February 29, 2000
    Assignee: Tilly Medical Products AB
    Inventor: Rolf Ohman