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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 6993411 | System and method for discrete time trajectory planning for lithography A lithography system and method for calculating an optimal discrete time trajectory for a movable device is described. A trajectory planner of the lithography system calculates an optimal discrete time trajectory subject to maximum velocity and maximum acceleration ... | 01/31/2006 |
| 6741044 | Lamp lighting controlling apparatus and light emitting apparatus When a lamp is turned on and a wafer is placed on a light exposure surface, a controlling unit opens a shutter plate so that light is emitted on the light exposure surface and an illuminometer receives the light. An accumulated light amount measuring unit converts i... | 05/25/2004 |
| 6122391 | Spectrally coordinated pattern search-imaging system and method A system for selecting decorative materials is based on large numbers of high-resolution, full color images of decorative materials stored in a compressed format on an inexpensive medium such as a CD-ROM. In creating the ROM, each image is coordinated wit... | 09/19/2000 |
| 5879864 | Image forming method An image forming method comprising the steps of: rotating a drum having wound thereon a heat developable light-sensitive material which comprises a support having thereon at least a light-sensitive silver halide emulsion, a binder and a dye-donating compo... | 03/09/1999 |
| 5070358 | Custom contact printer for selective visual contact printing The present invention comprises a contact printer (10) which utilizes a flat tube monitor (30) connected with a computer (40) that permits the image or light array (32) projected by the monitor (30) to be manually and selectively altered in accordance wit... | 12/03/1991 |
| 5030986 | Film printing and reading system The invention is an improved apparatus for recording an image onto a light recording medium by sequentially recording a plurality of sections onto the light recording medium which constitute the image and further an apparatus for reading previously record... | 07/09/1991 |
| 5023652 | Method and apparatus for photographic printing A photographic printing enlarger apparatus and method in which the enlarger head receives lights passing through a fiber optic light bundle. This light passes through a color filter system, negative, or transparency, supported by a negative carrier, and t... | 06/11/1991 |
| 5023651 | Method of and apparatus for re-creating images An original photographic image (5) is interrupted by a controlled shutter (10) and simultaneously scanned by a light collector (21) over a planar reference frame by relative movement between the image and the collector (21) along a series of linear side-b... | 06/11/1991 |
| 5016040 | Method and apparatus for forming a recording on a recording medium The present invention relates to a method and apparatus for reducing the effect of recording errors on images and information which are recorded in sections onto a recording medium. Recording errors can detract from the quality of a recording particularly... | 05/14/1991 |
| 4947204 | Photographic printer A photographic printer having a video image printing system for making prints of video images displayed on a CRT, and a photographic image printing system using the CRT as an illumination light source for a film from which a photographic image is printed,... | 08/07/1990 |
| 4924254 | Film printing/reading system An apparatus for recording an image onto a light recording medium (16) by sequentially recording a plurality of sections onto the light recording medium includes a light source (120) which emits light at a position which is movable over a light emitting a... | 05/08/1990 |
| 4922284 | Film printing/reading system A photographic system for accurately reproducing encoded information onto a recording medium is disclosed. The system includes an image/light source, a feedback sensor, a lens assembly, a controller, a recording medium assembly and a reading sensor, where... | 05/01/1990 |
| 4835576 | Opaquing method and apparatus thereof In the negative form of lith type film or photographic printing paper, the ground part is light-untransmissible and image part (letter, pattern) is light-transmissible. Apart from them, pinholes and stains also constitute light-transmissible areas. Althou... | 05/30/1989 |
| 4701045 | Method and apparatus for reducing optical artifacts There is disclosed a process and apparatus by which the energy distribution of preselected areas of illumination is altered by diffusion so as to minimize the visual effects of artifacts on image recording material.... | 10/20/1987 |
| 4344699 | Exposure and contrast determination by prescanning in electronic photoprinting systems Automatic control of exposure level and contrast correction for a photographic printer is disclosed. The printer uses dynamic masking achieved by modulating the intensity and velocity of a CRT scanning spot. A prescan is employed to evaluate the negative ... | 08/17/1982 |
