| Patents for B29L 11 - Optical elements, e.g. lenses, prisms (3,629) |
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| 01/17/1989 | US4798690 Molding a glass-plastic composite lens |
| 01/11/1989 | EP0298805A1 Process for making contact lenses from a natural protein polymer by moulding before cross-linking |
| 12/28/1988 | EP0296677A1 Injection moulding device for manufacturing discs from a synthetic material, and method of manufacturing information discs from a synthetic material by means of an injection moulding device |
| 12/20/1988 | CA1246985A1 Cutting device and method for the precision trimming of the edge of a centrifugally cast lens |
| 12/07/1988 | EP0294218A2 Manufacturing process for polygonal mirror |
| 12/06/1988 | US4789320 Stamper-holding apparatus for use in injection mold |
| 11/29/1988 | US4788190 2,4,4-tri- and 2,2,4,4-tetra substituted-1,3-dioxolane antifungal, antiallergy compounds |
| 11/29/1988 | US4788015 Process for preparation of optical disk substrate |
| 11/22/1988 | US4786444 Mold with automatic alignment |
| 11/08/1988 | US4783041 Mold for molding optical disc |
| 10/11/1988 | CA1242856A1 Shaped hydrogel articles |
| 09/14/1988 | CN87108126A Process for casting polymerization of lenses made by polyurethane resin having sulphur |
| 09/06/1988 | CA1241514A1 Methods and apparatus for embossing a precision optical pattern in a resinous sheet or laminate |
| 09/06/1988 | CA1241513A1 Method for making ophthalmic lenses |
| 08/17/1988 | EP0278105A1 2,4,4-Tri- and 2,2,4,4-tetra-substituted-1,3-dioxolane |
| 08/03/1988 | EP0276897A2 Process for producing substrate for optical disk by annealing substrate with gradient double refraction distribution |
| 07/28/1988 | WO1988005381A1 A hollow light conductor, method and apparatus for manufacturing the same |
| 07/28/1988 | WO1988005380A1 A polymeric optical waveguide, a method and an apparatus for the preparation thereof by coextrusion |
| 07/14/1988 | WO1988005048A1 2,4,4-tri- and 2,2,4,4-tetra substituted-1,3-dioxolane compounds |
| 06/28/1988 | CA1238748A1 Copolymers of poly(vinyl trifluoroacetate) or poly(vinyl alcohol) |
| 06/22/1988 | EP0271839A2 Casting polymerisation process for preparing sulfur-containing urethane resin lens |
| 06/15/1988 | EP0270709A1 Process for the production of vinyl polymers |
| 06/01/1988 | EP0268617A1 Mold apparatus for use in spin casting a precisely configured article |
| 05/11/1988 | EP0266952A1 Comolded polymer composites |
| 04/19/1988 | US4738516 Optical element having an aspheric surface |
| 04/19/1988 | CA1235273A1 Method for casting polymeric gels from volatile mixtures of monomers in open molds and an equipment for performing this method |
| 04/19/1988 | CA1235263A1 Lens casting mold |
| 02/24/1988 | EP0256139A1 Soft contact lens and process for its production |
| 02/03/1988 | EP0255088A2 Method and apparatus for producing optical disk base |
| 02/02/1988 | US4722813 Method and apparatus for spreading monomer mixtures in molds for the centrifugal casting of contact lenses |
| 12/16/1987 | CN87104162A Method and apparatus for molding articles |
| 12/03/1987 | WO1987007208A1 Mold apparatus for use in spin casting a precisely configured article |
| 11/11/1987 | EP0244783A2 Method and apparatus for molding articles |
| 10/20/1987 | US4701288 Method of making articles of dissimilar polymer compositions |
| 09/22/1987 | CA1227125A1 Cutting device and method for the precision trimming of the edge of a cast lens |
| 09/09/1987 | EP0235753A1 Manufacturing assembly and process for the production of an extruded tube provided with at least one optical fibre |
| 09/02/1987 | EP0234632A1 Matrix for use in a replica process |
| 08/27/1987 | WO1987005124A1 Soft contact lens and process for its production |
| 07/30/1987 | WO1987004390A1 Moulding contact lenses |
| 07/15/1987 | EP0228896A1 Curing apparatus for coated fiber |
| 07/14/1987 | US4680336 Method of forming shaped hydrogel articles |
| 07/14/1987 | US4680149 Contact lens |
| 07/01/1987 | EP0227365A2 Method and apparatus for making optical devices |
| 07/01/1987 | EP0226581A1 Method for forming a peripheral edge on contact lenses. |
| 06/16/1987 | US4673540 Communication |
| 06/03/1987 | EP0224312A1 Matrix |
| 06/02/1987 | US4670199 Method of producing a reflector for a headlight, particularly for an automobile, by two-material injection molding |
| 05/27/1987 | CN86104848A Optical scanning device for electric magnetic suspension lens flat moving and angle position measuring system |
| 05/26/1987 | CA1222113A1 Extrusion coating apparatus |
| 04/28/1987 | CA1220908A1 Method and apparatus for forming an optical component |
| 04/08/1987 | EP0217545A1 Method for the production of polymethacrylates |
| 03/18/1987 | EP0214815A1 Method for in-mold polymerization of unsaturated compounds |
| 03/03/1987 | US4647261 Cutting device and method for the precision trimming of the edge of a cast lens |
| 02/24/1987 | US4645551 Bonding surfaces of light coupler and encapsulating material to prevent gaps |
| 01/27/1987 | CA1217019A1 Device and method for centrifugally casting articles |
| 01/20/1987 | US4638471 Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective |
| 01/15/1987 | WO1987000120A1 Method for forming a peripheral edge on contact lenses |
| 01/13/1987 | US4636405 Ultraviolet transparent, infrared absorption |
| 01/07/1987 | EP0207640A2 Method of making articles of dissimilar polymer compositions |
| 12/30/1986 | EP0206396A1 Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective |
| 12/10/1986 | EP0204083A2 Process for the production of thermoformed articles |
| 11/18/1986 | US4623496 Lenses, curing resins on a support |
| 10/15/1986 | EP0197830A1 Method for making a reflector for a head light, in particular for a motor vehicle, by injection-moulding two materials, mould for carrying out this method and product obtained |
| 10/07/1986 | US4615847 Method and apparatus for producing a lens having an accurately centered aspherical surface |
| 09/30/1986 | US4614634 Eliminating birefringence; heating in solvent or swelling agent; bisphenola polycarbonate |
| 09/24/1986 | EP0195617A2 Process and apparatus for casting lenses |
| 09/02/1986 | US4609507 Method for casting polymeric gels from volatile mixtures of monomer in open molds and apparatus for performing this method |
| 07/29/1986 | CA1208408A1 Device and method for centrifugally casting articles on a continuous basis |
| 07/22/1986 | US4601861 Acrylic sheeting; cube-corner tipe reflectors |
| 07/09/1986 | CN85108647A Process and apparatus for manufacturing a core provided with open helix grooves for optical fibre elementary cables |
| 06/10/1986 | US4594288 Optical lenses having a scratch-resistant coating |
| 06/04/1986 | EP0183324A2 Plant for the automatic production of organic lenses |
| 05/28/1986 | EP0182659A2 Shaped hydrogel articles |
| 05/27/1986 | US4591512 Immersing stretched polyvinyl alcohol in iodine stain, restretching and borating |
| 04/15/1986 | US4582655 Production of optical element with a varying refractive index |
| 03/13/1986 | WO1986001458A1 Process for bonding the surfaces of two materials and an improved optocoupler manufactured therewith |
| 02/19/1986 | EP0171975A2 Improved methods and apparatus for embossing a precision optical pattern in a resinous sheet or laminate |
| 02/12/1986 | EP0171127A1 Extrusion coating apparatus |
| 02/11/1986 | US4569807 Ophthalmic lens |
| 02/04/1986 | CA1200062A1 Optical cable elements |
| 12/27/1985 | EP0165358A1 Device and method for centrifugally casting articles on a continuous basis |
| 11/05/1985 | US4551086 Device for centrifugally casting articles |
| 10/14/1985 | EP0144385A4 Tricurve hydrophilic contact lens and process of molding same. |
| 09/17/1985 | US4541979 Process and apparatus for manufacturing optical cable elements |
| 09/11/1985 | EP0154382A2 Method of producing a lens element having an accurately centred aspherical surface formed by replication, and apparatus for carrying out the method |
| 09/10/1985 | US4540532 Method and apparatus for molding ophthalmic lenses |
| 08/28/1985 | EP0152840A2 Method for making ophthalmic lenses |
| 08/21/1985 | EP0152330A2 Cutting device and method for the precision trimming of the edge of a centrifugally cast lens |
| 08/13/1985 | US4534723 Cutting device for the precision trimming of the edge of a centrifugally cast lens |
| 08/07/1985 | EP0150537A2 Method of manufacturing an optical element |
| 07/30/1985 | US4531702 Injection mold for forming optical fiber connector |
| 07/10/1985 | EP0147779A2 Process for the preparation of plastic films with modified optical characteristics |
| 07/09/1985 | US4528325 Copolymers of poly(vinyl trifluoroacetate) or poly(vinyl alcohol) |
| 06/19/1985 | EP0145516A2 Cutting device and method for the precision trimming of the edge of a cast contact lens |
| 06/19/1985 | EP0145392A2 Optical element with a varying refractive index and a method for its manufacture |
| 06/19/1985 | EP0144385A1 Tricurve hydrophilic contact lens and process of molding same |
| 06/05/1985 | EP0143253A1 Lens casting mold and process for using same in making an optical lens |
| 05/14/1985 | US4517139 Device and method for centrifugally casting articles on a continuous basis |
| 05/08/1985 | EP0140717A2 A device for centrifugally casting articles |
| 04/30/1985 | US4514357 Production of molded articles having excellent optical characteristics |