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 |
| 4787889 | Rigid, transparent fluid conduit for surgical irrigation An improved irrigation fluid conduit for use with a coaxial surgical irrigator-aspirator for ophthalmic surgery comprises a hollow body adapted for attachment to the surgical irrigator-aspirator and a thin-walled tubular sleeve extending from the hollow b... | 11/29/1988 |
| 4759154 | Blocking machine for lens manufacture The disclosure relates to a machine for aligning and attaching partly-worked lens blanks to a block so that the remainder of the blank can be machined. The machine comprises a vee-shaped holder for supporting the block with it axis vertical above a moveab... | 07/26/1988 |
| 4750489 | Radial keratotomy knife and system using same A radial keratotomy knife which includes an accurate linear position transducer for digitally displaying the extension of a surgical blade beyond a footplate on the knife. A system is also disclosed for zeroing the blade position relative to the footplate... | 06/14/1988 |
| 4750498 | Method and tool for inserting an intraocular lens A method and channeled tool adapted for guiding an intraocular lens into position through an incision in an eye. Indicia means are provided in the tool in the form of two through-holes positioned at pre-determined distances from the distal end of the tool... | 06/14/1988 |
| 4677729 | Methoding of mounting a partly formed lens blank The invention relates to a machine for aligning and attaching partly-worked lens blanks to a block so that the remainder of the blank can be machined. The machine comprises a vee-shaped holder for supporting the block with it axis vertical above a moveabl... | 07/07/1987 |
| 4674502 | Intraocular surgical instrument An intraocular surgical instrument includes an elongated inner tube that is axially movably connected at a first end to a handpiece, and comprises a cutting edge at a distal end. An elongated outer tube is disposed coaxially with the inner tube, is connec... | 06/23/1987 |
| 4628416 | Variable spot size illuminator with constant convergence angle A variable spot size illuminator for projecting a variable size spot of light into an illumination plane comprises a source of light, fiberoptic image transmission means having an entrance surface and an exit surface, means for projecting a cone of said l... | 12/09/1986 |
| 4521375 | Sterilizing treatment with hydrogen peroxide and neutralization of residual amounts thereof Surfaces and articles or devices sterilized with an aqueous hydrogen peroxide solution are treated with an aqueous solution comprising a sufficient amount of sodium pyruvate to decompose the hydrogen peroxide. The invention includes a method and steriliza... | 06/04/1985 |
| 4515583 | Operative elliptical probe for ultrasonic surgical instrument and method of its use An improved ultrasonic surgical aspirator for use in breaking up and removing tissue from an operative site recessed within a tissue body employs an elongated probe having an oval or elliptical cross section to more closely conform to and fit an incision ... | 05/07/1985 |
| 4492776 | Hydrogel contact lenses for permanent wear A process is disclosed for the preparation of hydrogel contact lenses having improved mechanical properties, said process comprising polymerizing, in the presence of an azo type initiator, a monomer mixture comprising from 25% to 50% by weight of N-vinyl ... | 01/08/1985 |
