Patents for B29L 11 - Optical elements, e.g. lenses, prisms (3,629) |
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03/05/1997 | EP0760106A1 Method of increasing the concentration of radiation-absorbing agents in optical and ophthalmic lenses |
03/05/1997 | EP0732988A4 Photochromic lenses and method for manufacturing |
03/04/1997 | US5607518 Methods of deblocking, extracting and cleaning polymeric articles with supercritical fluids |
02/26/1997 | CN1143566A Reaction injection molding as process to prepare contact lenses |
02/12/1997 | CN1142797A Photochromic lenses and method for manufacturing |
02/05/1997 | EP0560916B1 Method of molding of silicon-containing contact lenses |
02/05/1997 | CN1142209A Treatment of contact lenses with supercritical fluid |
01/29/1997 | CN1141317A Mold material with additives |
01/14/1997 | US5593620 Apparatus and method for releasably fusing lens mold pieces |
01/02/1997 | EP0750983A2 Apparatus for removing and transporting articles from molds |
01/02/1997 | EP0750982A2 Method and apparatus for contact lens mold filling and assembly |
01/02/1997 | EP0750981A1 Laser demolding apparatus and method |
12/18/1996 | EP0748685A2 Reaction injection molding as a process to prepare contact lenses |
12/18/1996 | EP0734543A4 Aliphatic thermoplastic poyurethane press-on lenses and eyeglasses embodying the same |
12/12/1996 | WO1996035971A3 Micro relief element and preparation thereof |
12/11/1996 | CN1137772A Multilayered optical film |
12/10/1996 | US5583163 Photocrosslinked polymers |
12/03/1996 | US5580498 Method of producing contact lens with identifying mark permeating into lens |
11/26/1996 | US5578332 Contact lens mould |
11/21/1996 | WO1996036480A1 A method for forming a retroreflective sheeting |
11/21/1996 | WO1996036479A1 Method and apparatus for producing seamless retroreflective sheeting |
11/21/1996 | WO1996023648A9 Process for the manufacture of moulded articles that are partly coloured or have regions of different colours |
11/14/1996 | WO1996035971A2 Micro relief element and preparation thereof |
11/13/1996 | EP0741637A1 Treatment of contact lenses with supercritical fluid |
11/12/1996 | US5574554 Contact lens inspection apparatus and lens mold for use in such apparatus |
11/12/1996 | US5573715 Separation |
11/06/1996 | EP0740998A2 Automated method and apparatus for hydrating soft contact lenses |
11/06/1996 | EP0740997A2 Method and apparatus for applying a surfactant to mold surfaces |
10/31/1996 | WO1996033860A1 Method of manufacturing plastic lenses |
10/30/1996 | EP0740174A2 Method and apparatus for manufacturing an optical connector assembly |
10/30/1996 | EP0537290B1 Intraocular lens and method for making same |
10/24/1996 | WO1996023651A3 Method and apparatus for molding contact lenses and making their container |
10/09/1996 | EP0735952A1 Multilayered optical film |
10/03/1996 | WO1996030184A1 Process and device for producing double-layer light-conducting microstructures using moulding techniques |
10/02/1996 | EP0735092A2 Mold material with additives |
10/02/1996 | EP0734543A1 Aliphatic thermoplastic poyurethane press-on lenses and eyeglasses embodying the same |
10/02/1996 | DE19612576A1 Double layer light-conducting microstructure mfr. |
10/02/1996 | CN1032909C Method for mold-made polymer products |
10/02/1996 | CN1032907C Appts. for molding articles |
10/01/1996 | CA2173095A1 Reaction injection molding as a process to prepare contact lenses |
09/25/1996 | EP0732988A1 Photochromic lenses and method for manufacturing |
09/24/1996 | US5558740 Method and apparatus for producing seamless retroreflective sheeting |
09/18/1996 | CN1131089A Optical elements, method and device for manufacture the same |
09/18/1996 | CN1032795C Improved method of mfg. hydrophilic contact lenses |
09/12/1996 | WO1996027488A1 Method for making a transparent organic glass substrate, and resulting substrate |
09/11/1996 | CN1130641A Process for preparation of polyurethane base resin for making lens |
09/04/1996 | EP0729817A2 Plastic sheet manufacturing method and apparatus |
08/29/1996 | WO1996026059A1 Method of deblocking, extracting and cleaning polymeric articles with supercritical fluid |
08/29/1996 | CA2211023A1 Method of deblocking, extracting and cleaning polymeric articles with supercritical fluid |
08/28/1996 | CN1129811A A polyurethane base lens |
08/27/1996 | US5549855 Optical element molding method |
08/20/1996 | US5547618 Method and device for manufacturing an optical lens from a polymerizable synthetic material |
08/13/1996 | US5545366 Molding arrangement to achieve short mold cycle time and method of molding |
08/08/1996 | WO1996024077A1 Crosslinked polymers containing photoinitiators |
08/08/1996 | WO1996023651A2 Method and apparatus for molding contact lenses and making their container |
08/08/1996 | WO1996023650A1 Scratch resistant optical films and method for producing same |
08/08/1996 | WO1996023649A1 Prevention of groove tip deformation in brightness enhancement film |
08/08/1996 | WO1996023648A1 Process for the manufacture of moulded articles that are partly coloured or have regions of different colours |
08/08/1996 | CA2211393A1 Crosslinked polymers containing photoinitiators |
08/08/1996 | CA2211266A1 Process for the manufacture of moulded articles that are partly coloured or have regions of different colours |
08/08/1996 | CA2209681A1 Scratch resistant optical films and method for producing same |
07/30/1996 | US5540543 Apparatus for removing and transporting articles from molds |
06/12/1996 | EP0715946A1 Method for producing an optical lens from synthetic polymerisable material and corresponding device |
06/12/1996 | EP0715945A1 Method for filling a mould for obtaining an optic lens |
06/12/1996 | CN1031986C Chamber for hydrating contact lenses |
06/12/1996 | CN1031985C Contact lens cast moulding and packaging |
06/11/1996 | US5524419 Method and apparatus for molding contact lenses and making their container |
05/21/1996 | US5518669 Method and device for manufacturing light panels |
05/15/1996 | CN1122277A Contact lens cast moulding and packaging |
05/08/1996 | EP0710540A2 Optical elements, method and device for manufacturing the same |
05/02/1996 | WO1996012898A1 Process for manufacturing joint disks |
05/01/1996 | EP0603284B1 Method and apparatus for molding lenses |
04/25/1996 | WO1996011782A1 Method for treating plastic mold pieces |
04/25/1996 | DE4437989A1 Verfahren zum Herstellen von Gelenkscheiben A method for manufacturing flexible disks |
04/16/1996 | US5508317 Photocrosslinked polymers |
04/04/1996 | WO1996010197A1 Retroreflective tilted prism structure |
04/03/1996 | CN1119842A Method and device for manufacturing light panels, as well as such a light panel |
04/02/1996 | US5503694 Method of mounting rear eyeglass lens on laminating holder and engaging rear lens with front lens for forming composite eyeglass lens |
03/13/1996 | CN1118421A Vehicular lamp and machine and method for molding the same |
02/28/1996 | EP0556255B1 A method and a device for manufacturing light panels |
01/16/1996 | US5485541 Molten cladding polymer, crosslinked acrylic polymer core |
01/16/1996 | CA2113257C Method and apparatus for molding lenses |
01/10/1996 | EP0691195A2 Contact lens production line pallet system |
01/10/1996 | EP0690776A1 Method and device for manufacturing light panels, as well as such a light panel |
01/04/1996 | DE19522361A1 Injection moulding of precision products, esp plastic lenses |
01/02/1996 | US5480950 High refractive index hydrogels and uses thereof |
01/02/1996 | US5480927 Forming a solution of radiation absorbing additive, buffering solution, applying solution to lens to reduce radiation transmission through lens and raising ph of solution to affix additive to lens |
12/27/1995 | EP0688648A2 Apparatus for removing and transporting articles from molds |
12/20/1995 | EP0687551A2 Molding arrangement to achieve short mold cycle time |
12/20/1995 | EP0687549A2 Intraocular lens |
12/19/1995 | US5476111 Apparatus for hydrating soft contact lenses |
12/13/1995 | EP0686491A2 Consolidated contact lens molding |
12/13/1995 | EP0686490A2 Mold separation method and apparatus |
12/13/1995 | EP0686488A2 Automated method and apparatus for hydrating soft contact lenses |
12/13/1995 | EP0686487A2 Method and apparatus for demolding ophthalmic contact lenses |
12/13/1995 | EP0686483A2 Mold clamping and precure of a polymerizable hydrogel |
12/12/1995 | CA2001948C Contact lens cast moulding and packaging |
12/06/1995 | CN1112874A Production of model of optical lens, model and lens produced with same |
11/30/1995 | WO1995032440A1 Method of increasing the concentration of radiation-absorbing agents in optical and ophthalmic lenses |
11/22/1995 | CN1112054A Process and apparatus for the production of optical lenses |