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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7828428 | Eyeglasses A pair of eyeglasses including right and left lenses, each having a top edge having a downwardly extending notch formed into a central portion of each said top edge, the notches preferably being sized to receive a tubular shape of an eyepiece of a microscope or othe... | 11/09/2010 |
| 7329000 | Clipped lens eyeglasses The clip-lens eyeglasses frame includes a face structure provided with elements for clipping to at least one lens and arranged to operate by resiliently clamping the lens in a direction that is generally axial relative to the lens. ... | 02/12/2008 |
| 7192133 | Pair of sunglasses with farsighted lenses A pair of sunglasses with farsighted lenses includes a main body having a frame surrounding two separate areas. Each of the areas is occupied by a sunlight glass having an opening cut at its lower and inner part. The opening is to be filled with a farsighted lens pr... | 03/20/2007 |
| 7093935 | Multifocal polarized sunglasses and lenses Polarized sunglasses and lenses, and methods related thereto, are provided that include multifocal segments and which have a total thickness of less than about 5 millimeters. ... | 08/22/2006 |
| 7000251 | Welding shield An apparatus includes a wall defining an opening. A first bracket is connected to the wall and defines a first channel. A second bracket is located across the wall opening from the first bracket and defines a second channel. A hinge connects the second bracket to th... | 02/21/2006 |
| 6761450 | Combination reading and makeup glasses Eyeglasses are provided that can function both as make-up glasses and reading glasses. The invention provides an eyeglass frame having a left and right lens support. A nose bridge separates the lens supports. A first lens seats in the left lens support. A second len... | 07/13/2004 |
| 6746116 | Multi-purpose glasses A pair of multi-purpose glasses includes a frame body having a bridge portion, two side portions at opposite ends of the bridge portion respectively, two temples pivotally secured to the frame body at distal ends of the side portions respectively, and two movable le... | 06/08/2004 |
| 6604823 | Magnifying safety glasses A magnifying safety glasses assembly (10) for use by persons with presbyopia, the assembly (10) including a front safety eyepiece portion (11) made substantially of a transparent, nonmagnifying, shatter-proof material, and matching right and left temple p... | 08/12/2003 |
| 6196678 | Protective glasses with built-in corrective lenses Protective eyewear that incorporates standard near-point corrective lenses into a protective shield. The protective eyewear, which includes side-protective shields, is fabricated from lightweight, transparent impact-resistant material. The corrective lens... | 03/06/2001 |
| 5345615 | Wide viewfield underwater mask This invention relates to an underwater mask which has on the front two plates made of a transparent material for front vision, and two further transparent plates placed beneath the former and forming an angle greater than 90° and less than 180° therewi... | 09/13/1994 |
| 5243366 | Bifocal lens apparatus An eyeglass assembly includes arrangement for receiving a further magnification lens to selectively afford a rear surface of the eyeglass lens. The further magnification lens relative to each eyeglass lens may be adherably or magnetically secured relative... | 09/07/1993 |
| 4451127 | Half-reader sunglasses A pair of clip-on sunglass lenses for use with half-frame reading glasses is provided having a pair of sun lenses attached together at their bottom juxtaposed position with a bridge piece this bridge piece having a pivot shaft; a support bracket having a ... | 05/29/1984 |
| 4026639 | Stereo viewer eyeglass frame An eyeglass frame fitted with mirrors so as to direct the vision from each eye to a different point when both eyes are similarly focused. Each of the two lens frames of the unit are mounted by a hinge to a bridge joining the two lens frames, and each temp... | 05/31/1977 |
| 4018515 | Sunglasses Sunglasses which comprise a unitary frame of flexible material having a front portion adapted to be supported on the nose and open portions adapted to be in front of the eyes and a pair of temples integral with the said front portion and each having an ou... | 04/19/1977 |
