Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7277241 | Machine for optical assistance in reading checks A machine for magnifying a check with a freshnel lens, a front cover and back cover hingably connected, to hold a credit card bill or restaurant check, to hold a credit card, to hold a writing utensil, and to illuminate the credit card bill or restaurant check. ... | 10/02/2007 |
| 7161747 | One piece clear plastic cardholder, cardholder shaped fresnel magnifying lens and method of making the same Disclosed is a cardholder with dimensions approximating a standardized card carried by a person, the cardholder being made of a one-piece clear plastic material and may contain a viewing portion having fresnel contour lines and at least a pair of folded edges which ... | 01/09/2007 |
| 7133217 | Image-taking optical system and image input apparatus An image-taking optical system according to the present invention for forming an image of a two-dimensional object on an image-taking surface comprises a plurality of reflecting surfaces which reflect light from the two-dimensional object sequentially and guides the... | 11/07/2006 |
| 7128433 | Guest check presenter A guest check presenter has a top cover and bottom cover hinged together along a common binding to define a booklet. A holder is provided on the inside of the booklet for placement of a check for delivery to a patron, such as at the end of a meal in a restaurant. A ... | 10/31/2006 |
| 6951403 | Device for illuminating a generally flat surface A device for illuminating a generally flat surface essentially without emitting significant light beyond the surface is particularly adapted for use as a book light. The device comprises a battery-operated light source contained within a housing to which a transpare... | 10/04/2005 |
| 6940664 | Document imaging system The present invention relates to the use of a camera and a structured light pattern in a platenless document imaging system (1) to capture the image of a page or of a bound book together with depth information that can be inferred from the light pattern. The ... | 09/06/2005 |
| 6938931 | Take-out menu storage folder An organizer for take-out menus comprises a plastic folder of a size conveniently held in one hand and stored in a kitchen drawer or like area. The folder is made of multiple layers that provide pockets for permanent insert cards that stiffen the folder and, optiona... | 09/06/2005 |
| 6808208 | Food/drink tab/check holder A food/drink tab/check holder for making it easier for the customer to be able to read one's tab/check upon the receipt thereof. The food/drink tab/check holder includes a book having a front cover and a back cover being pivotally connected to the front cover and cl... | 10/26/2004 |
| 6332570 | Flat transparent magnifying envelope A flat transparent envelope has a rectangular, transparent cover sheet and a rectangular, preferably transparent backsheet. The cover sheet and backsheet are preferably flexible films that are joined together along at least two but no more than three of t... | 12/25/2001 |
| 6116562 | Portable magnifier stand The present version of the invention relates to the field of reading stands in general. This version of the invention discloses a portable stand that provides a magnifier for either writing or reading so that the user can engage in either activity and be ... | 09/12/2000 |
| 5610770 | Magnifying container for printed matter A lens magnification system is provided for booklets, such as restaurant menus, to enable persons having impaired vision or persons in an environment of poor light to magnify the print or other images of the booklet to the extent that it becomes easily re... | 03/11/1997 |
| 5471347 | Magnifying container for printed matter A lens magnification system is provided for booklets, such as restaurant menus, to enable persons having impaired vision or persons in an environment of poor light to magnify the print or other images of the booklet to the extent that it becomes easily re... | 11/28/1995 |
| 4568148 | Hand-held collapsible microscope system A hand-held collapsible microscope system has a lens section for holding a lens and a stage section for holding a specimen to be viewed; a lens in the lens section and a stage hole in the stage section are aligned with each other when the system is erecte... | 02/04/1986 |
| 4116533 | Stereoscopic viewer A viewer for a stereoscopic filmstrip and a method of manufacturing such a filmstrip are described. In the specific embodiment, the filmstrip is in the form of a continuous loop which is advanced by a lever-operated film transport mechanism.... | 09/26/1978 |
| 4037926 | Photographic film reading instrument A photographic film reader mountable on a person's head provides X and Y axis movement for a film lamina, illumination for one or more portions of the film and an image magnifier for the illuminated portions.... | 07/26/1977 |
| 4026636 | Stereoscopic films A method of producing stereoscopic film from standard 35 mm film is described in which the standard 35 mm is longitudinally cut in half. Selected sprocket holes in each half are enlarged to provide a series of locating holes at regular intervals along the... | 05/31/1977 |
