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| Number | Title | Issue Date |
| 6917751 | All optical display with storage and IR-quenchable phosphors A luminescent material, such as phosphor, is radiated by energy propagated from the side of an optical fiber, causing the luminescent material to emit visible light. The luminescent material can be of: a coincidentally-excited type, requiring the absorption of two w... | 07/12/2005 |
| 5420712 | Scanning device A scanning device for scanning an original which is set at a predetermined position and has information recorded thereon comprises: a plurality of light emission members for emitting lights of different wavelengths from each other; a first reflection memb... | 05/30/1995 |
| 4460828 | Fluorescence quenching technique for scanning visual systems By using a fluorescer on the viewing surface of a visual screen and illumting the screen with ultra-violet light, a bright display of the scene is achieved when the laser scan system is operated in the negative mode to quench the fluorescence at spots on... | 07/17/1984 |
| 4367407 | Method for converting luminosity values into isochromates Luminosity values of a structure carrying information, in particular grey scale values, are transformed into corresponding isochromates. The transformation is effected by optically imaging the information carrying structure onto a layer of liquid crystals... | 01/04/1983 |
| 4082949 | Variable intensity fluorescent display A variable intensity fluorescent display, utilizing fluorescent segments for forming indicia when irradiated by an ultraviolet lamp, utilizes a separate source of infrared light, such as a variable intensity incandescent lamp and deep red, or infrared, fi... | 04/04/1978 |
| 3932757 | Apparatus for producing a visual representation of a radiographic scan Apparatus is disclosed for providing a visual representation of the absorption or transmission coefficients of the elements of a two dimensional matrix of elements notionally defined in a cross-sectional plane through a body. The representation is in the ... | 01/13/1976 |
