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 |
| RE40131 | Stereographic book A handheld stereographic book-type device which includes a content support portion (8) configured to position and support stereographic content (1A, 1B), and a stereoscopic viewer (5) configured to enable interocular adjustment. The stere... | 03/04/2008 |
| 7109458 | Confocal wafer depth scanning inspection method A semiconductor wafer inspection system and method is provided which uses a multiple element arrangement, such as an offset fly lens array. The preferred embodiment uses a laser to transmit light energy toward a beam expander, which expands the light energy to creat... | 09/19/2006 |
| 6762794 | Image pick-up apparatus for stereoscope An image pick-up apparatus for capturing parallax images for the left eye and right eye which meet a fusion condition. A stereo camera image-captures a subject and displays captured parallax images on a stereoscopic display. An observer looks at the screen of the di... | 07/13/2004 |
| 6550923 | Mirror surface angle adjusting device A mirror surface angle adjusting device is provided which can be used at both left and right outer mirror devices of a vehicle. At a mirror driving unit, positional relationships between respective points (fulcrum of swinging A1 and A2, first adjusting po... | 04/22/2003 |
| 6487013 | Folding prism stereoscope A stereoscopic viewing apparatus for viewing side-by-side complimentary stereoscopic image pairs of various sizes to produce a three-dimensional effect, the stereoscopic viewing apparatus comprising a pair of left and right spaced-apart ocular windows and... | 11/26/2002 |
| 6456433 | Stereographic book A handheld stereographic book-type device which includes a content support portion (8) configured to position and support stereographic content (1A, 1B), and a stereoscopic viewer (5) configured to enable interocular adjustment. The stereoscopic viewer in... | 09/24/2002 |
| 6259565 | Display apparatus A semi-spherical system holding mechanism 8 such as to cover the head portion of the user is provided in the upper portion of a user holding mechanism 9 such as chair, sofa, or the like. A display apparatus 7 is fixed in the system holding mechanism 8. In... | 07/10/2001 |
| 6243207 | Display apparatus A semi-spherical system holding mechanism 8 such as to cover the head portion of the user is provided in the upper portion of a user holding mechanisms 9 such as chair, sofa, or the like. A display apparatus 7 is fixed in the system holding mechanism 8. I... | 06/05/2001 |
| 5940210 | Collapsible stereoscopic viewer A collapsible stereoscopic viewer includes a generally rectangular housing formed of parallel sides and top and bottom surfaces all pivotally secured to form a collapsible rectangular. A pair of internal walls are similarly secured between the top and bot... | 08/17/1999 |
| 5510162 | Apparatus for performing a method of aligning and coupling a pair of stereoscopic prints An apparatus and method for properly aligning, coupling and cropping two stereoscopically complementary pictures which are positioned one above the other. Alignment and holding apparatus includes a base for supporting two stereoscopically complementary pi... | 04/23/1996 |
| 5459605 | 3-D endoscope apparatus An endoscope has a first end for insertion into a body, or other visually obscured area, with an optical image-forming lens device in the first end for forming two, side-by-side images of an object on opposite sides of the central axis of the endoscope. T... | 10/17/1995 |
| 5309281 | Foldable stereoscopic viewer A frame supports stereoscopically paired pictures and a pair of lenses for viewing the pictures. The frame is foldable to vary the distance between the lenses and the pictures so that an observer can focus on the pictures in accordance with the observer's... | 05/03/1994 |
| 4789220 | Stereoscopic print viewer The improved stereoscopic print viewer provides a simple interoccular adjustment to permit maximum comfortable magnification. A new method of focusing and holding the prints gives minimum viewer size. A variable focus adjustment automatically locks in pla... | 12/06/1988 |
