"I think there is a world market for maybe five computers."
Thomas Watson, chairman of IBM ; 1943
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| Number | Title | Issue Date |
| 5321681 | Apparatus for recording, storing and electronically accessing images Optical apparatus incorporating a lighting source capable of providing a substantial equal irradiance at each point of an image plane for use in backlighting transparencies during their reproduction and recordation. There is also disclosed and claimed app... | 06/14/1994 |
| 4757374 | Video disc recording machine A method and apparatus for reproducing and recording images from an original slide, film strip, microfiche, or the like to the same or another medium, including a portable modular system which may be readily moved from one location to another. The portabl... | 07/12/1988 |