Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7639941 | Compact photographing device The invention relates to a photographing device whose bulk is intended to be reduced. According to the invention, a permanent division of the object field observed by the device is associated with a catadioptric configuration. ... | 12/29/2009 |
| 6742944 | ALKALINE SOLUTION AND MANUFACTURING METHOD, AND ALKALINE SOLUTION APPLIED TO PATTERN FORMING METHOD, RESIST FILM REMOVING METHOD, SOLUTION APPLICATION METHOD, SUBSTRATE TREATMENT METHOD, SOLUTION SUPPLY METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD A manufacturing method of an alkaline solution, comprising dissolving a gaseous molecule having oxidizing properties or reducing properties in an aqueous alkaline solution. ... | 06/01/2004 |
| 6686988 | Optical system, and stereoscopic image photographing apparatus having the same An optical system includes a pair of front optical components, an optical member for superposing respective optical axes of the pair of front optical components on each other, a rear optical component disposed such that the superimposed optical axes coinc... | 02/03/2004 |
| 6546208 | Stereoscopic telescope with camera The optical device of the present invention is able to capture a three-dimensional image via one or more imaging devices while permitting the viewer to view the object(s) during image acquisition. The user is thereby able to adjust the orientation of the ... | 04/08/2003 |
| 6414791 | Optical system for photographing a stereoscopic image, zoom lens and image pickup optical system An optical system is provided with a pair of forward optical components each having a shutter for controlling the amount of transmission of a light from an object, an optical member for laying the optical axes of the pair of forward optical components one... | 07/02/2002 |
| 6363225 | Optical system for shooting a three-dimensional image and three-dimensional image shooting apparatus using the optical system An optical system for shooting a three-dimensional image and a three-dimensional image shooting apparatus using the optical system produces an image with a smaller amount of light leaked from the side to be cut off over an entire image frame when parallax... | 03/26/2002 |
| 6332724 | Substrate processing apparatus Outside air taken in from the outside is cooled to a predetermined temperature by a cooler, and the air cooled by the cooler flows through a low temperature side flow path in a heat exchanger, whereas outside air flows through a high temperature side flow... | 12/25/2001 |
| 6259865 | Stereoscopic beam splitter optical converter device for video systems An adapter enables three-dimensional motion photography by means of a single camera, video or film, that includes a single lens system and image pickup. The adapter is engageable to a conventional camera. An optical system within the adapter includes a mi... | 07/10/2001 |
| 6251566 | Cylindrical lenticular image and method A cylindrical lenticular image is made possible by the interlacing of multiple views of an object. The interlaced views are then printed on a substrate and the substrate formed into a cylinder. A lenticular lens is then properly aligned with the substrate... | 06/26/2001 |
| 5892995 | Stereoscopic picture-taking method and system using pre-existing images of a subject A stereoscopic picture-taking method comprises the steps of (1) positioning two image-bearing transparencies each having substantially the same positive image at separate right-position and left-position locations relative to one another; (2) projecting l... | 04/06/1999 |
| 5867322 | Remote approval of lenticular images A method for remote approval of lenticular images and an apparatus which can execute the method. In the method, a centralized hub station receives a series of images. A user then views at a terminal remote from the centralized hub station, a simulated len... | 02/02/1999 |
| 5825466 | 3D photo printer with image distortion correction A photographic printer for making 3D pictures or animation pictures from at least two 2D images on lenticular print material. The printer uses a monitor for sequentially displaying 2D images. A projection lens is used to project the displayed 2D images on... | 10/20/1998 |
| 5715489 | Stereo camera A prism 11 installed over focal plates 9 and 10 of a reflex-type stereo camera 1 is a composite prism forming two right and left inversion prisms as a unitary structure. The inner one-half pictures of the right and left inverted pictures on the focal plat... | 02/03/1998 |
| 5671089 | Device for forming an autostereoscopic image A device for forming autostereoscopic images by implementing a cylindrical lens array, the device being characterized in that it comprises in succession: an entrance objective (L1, L2); a lens array (20) having diverging elementary cylindrical lenses disposed ... | 09/23/1997 |
| 5634159 | Interferential multistereoscopic camera with three-dimensional effect Camera provided with a lens, a diaphragm and a photographic film or plate arranged behind the diaphragm and located on a plane which is normal to the optical axis of the lens. The lens comprises: at least two light inlets; a doublet or triplet for each li... | 05/27/1997 |
| 5420718 | Optical image system with improved resolution The invention relates to optical elements, particularly retro-reflecting, retro-imaging and optical transmission inversion elements to relay a true scale equal conjugate image of a scene. Hitherto, the image had a resolution limit set by the pitch and/or ... | 05/30/1995 |
| 5349403 | Photographic camera for producing sterographic and mono photographs A photographic camera for use in producing stereographic and mono photographic images. The camera is provided with a reflector system comprising reflectors, lenses and shutters for use in projecting two images onto a light sensitive recording medium in si... | 09/20/1994 |
| 5337102 | Instant printer for volumetric imaging of data from magnetic resonance imaging apparatus An optical system using a lens assembly with the screen of a computer CRT or LCD unit, said computer being coupled to an MRI apparatus for receiving data therefrom. Data from the MRI to be presented to the CRT screen is provided as a two-dimensional image... | 08/09/1994 |
| 5278608 | Electronically printed depth photography system with improved viewing range A system and method that determines a number of scan lines for each image of a view using a resolution of the recording media, a pitch of the lenticules and a number of views needed to minimize angular transitions between views. The viewing range is also ... | 01/11/1994 |
| 5192969 | Stereographic projecting and recording method and apparatus therefor In processing a plurality of original images from different viewpoints through a lenticular sheet having a plurality of lenticular lenses to form a plurality of corresponding linear picture elements that are to be projected on a picture element recording ... | 03/09/1993 |
| 5083199 | Autostereoscopic viewing device for creating three-dimensional perception of images An autostereoscopic viewing device with a flat picture screen and a pattern of cylindrical lens portions for producing three dimensional image perceptions without the need for additional optical accessories. The viewing device provides the largest possibl... | 01/21/1992 |
| 5049987 | Method and apparatus for creating three-dimensional television or other multi-dimensional images A method and apparatus for the creation of multi-dimensional images are provided. A plurality of image capture devices are arranged in a predetermined pattern about a target image. A lenticular device divides the target image into a plurality of separate ... | 09/17/1991 |
| 5028950 | Dual stage 3D printer A two-stage 3D printer comprises an edit stage in which a key subject is selected and image color data and key subject registration data are generated from negative 2D images and a print stage in which those data are used to optimize exposure of the 2D im... | 07/02/1991 |
| 5019855 | Linear shutter and method to achieve uniform density of image elements of a 3-D photograph A method and apparatus for achieving uniform density of image elements of a 3-D photograph by using a 3-D printer with a linear motion blade shutter which travels at varying speeds during printing a negative view to control the duration of exposure across... | 05/28/1991 |
| 4994831 | Floating image camera A camera for providing a composite image on a photographic film of a data card and a person associated with the data so that an identification card having both images thereon may be formed with no clear boundary existing between the two images. The data i... | 02/19/1991 |
| 4931817 | Stereophotographic process and processing apparatus for producing works of sculpture The present invention is related to the provision of an improvement in a process for producing works of sculpture on the basis of a stereophotographic process by arranging a plurality of photogrpahic cameras and a plurality of optical projectors, each bei... | 06/05/1990 |
| 4852972 | Method of controlling variation of density of images in 3-D pictures Three-dimensional photographs produced with image bands of substantially equal density across the field of the lenticule are produced by increasing the intensity of exposure of the image bands near the edges of the lenticule in relation to the central ima... | 08/01/1989 |
| 4825234 | Cylindrical all around stereophotograph (photo-statue) and a cylindrical continuous photography with lenticule and its equipment The present invention relates to stereophotography for a cylindrical all around stereophotograph, lenticular cylindrical continuous photography, and associated apparatus. A new type of cylindrical negative film stand is to be used in connection with a new... | 04/25/1989 |
| 4823156 | Auto-focus travelling lens camera for three-dimensional photography An improved camera apparatus for three-dimensional photography conventionally includes a stationary frame, a camera body with a film holder for holding photographic film in a film plane and a controllable shutter for exposing film held in the film holder,... | 04/18/1989 |
| 4800407 | Total focus 3-D camera and 3-D image structure Three-dimensional photographs are produced in which there are three image bands within each lenticule in which each image band is between 8.5 degrees and 11 degrees in width in order to permit a photograph to be viewed from wider angles so that the eyes w... | 01/24/1989 |
| 4732453 | Integral photography apparatus and method of forming same A method is disclosed of forming apparatus for use in a three stage integral photography process that includes a camera for taking the integral photographs; printing apparatus for converting the psuedoscopic negative produced by the camera into an orthosc... | 03/22/1988 |
| 4687310 | Stereoscopic photography camera A stereoscopic camera contains a photosensitive medium to be exposed by two juxtaposed images on either side of a symmetry plane, two first symmetrical lenses centered perpendicularly to the centers of images and spaced from a small stereoscopic base, and... | 08/18/1987 |
| 4685787 | Camera The improved camera has a film chamber separable and disposable from the exposure chamber of a camera, with a self contained means for processing material for a diffusion transfer-reversal photographic system, with the material comprising a film negative,... | 08/11/1987 |
| 4674853 | Method and apparatus for use in producing autostereoscopic images Apparatus such as a camera for producing autostereoscopic images from convergent optical assemblies and imaging devices including (in a preferred embodiment of FIG. 11) curved reflecting surfaces. Light from the object field represented by rays R1, R2 and... | 06/23/1987 |
| 4650282 | Visual parallax compensation 3-D image structure An autostereoscopic picture is produced in which the width of the lineiform image bands of the stereo pairs within each lenticule are varied and adjusted to compensate for the visual parallax between the stereo pairs of the 3-D photograph according to the... | 03/17/1987 |
| 4635133 | Photographic method for the production of documents Method for the photographic production of a document by simultaneously photographically copying a continuous tone image and a graphic data pattern with a single common exposure source, characterized in that continuous tone image is exposed to said light s... | 01/06/1987 |
| 4630913 | Extended depth-of-field 3-D camera In the three dimensional camera of this invention, reflective surfaces, such as a prism or mirrors, are placed between each lens and its negative holder with the reflective surfaces at an angle of approximately 45° to the center of the lens. This results... | 12/23/1986 |
| 4621897 | Optical apparatus and a method of recording or instantaneously visulizing enlarged and stereoscopic images of objects This invention relates to an optical apparatus for and a method of recording or instantaneously visualizing enlarged stereoscopic images of objects. The apparatus comprises a stationary stopped down lens (1, 4) providing an enlarged image of an object (2)... | 11/11/1986 |
| 4575207 | Three-dimensional effect representation, and camera and method for use in making Apparatus for providing three dimensional effect transparencies. The apparatus includes a camera including mounting means for retaining a photosensitive assembly at a predetermined location, and a movable lens. The apparatus further includes a movable sup... | 03/11/1986 |
| 4557954 | Three-dimensional photograph A method of making a high quality three-dimensional photograph is disclosed. The method utilizes a camera with a film mount therein, a rastor, a film, a separator for keeping the line rastor separate from the film, and a vacuum generating device for maint... | 12/10/1985 |
