Patents for B29D 11 - Producing optical elements, e.g. lenses or prisms (15,288) |
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08/01/1978 | US4104101 Process for making a plastic sheet |
07/25/1978 | US4103065 Coated polycarbonates and acrylics |
07/25/1978 | US4102567 Polymethyl methacrylate |
07/18/1978 | US4101365 Process of making high speed multifaceted polygonal scanners |
07/11/1978 | US4099859 Contact lens having a smooth surface layer of a hydrophilic polymer |
07/04/1978 | US4098940 Counterfeit-proof documents |
06/27/1978 | US4097657 Structurally modifying the acrylic ester hydrogel with aliphatic dithiols or amines, inhibiting bacteria and protein penetration |
06/20/1978 | US4096315 Process for producing a well-adhered durable optical coating on an optical plastic substrate |
06/20/1978 | US4096216 Method of making microfiche laminate having apertures with doublet lenses |
06/20/1978 | US4095773 Subassemblies for cube corner type retroreflector molds |
06/20/1978 | US4095772 Casting apparatus for plastic lenses |
06/06/1978 | US4093361 Composite prosthetic polymeric devices |
06/06/1978 | US4093350 System for centrifugally casting a thin film plastic in a replica process for providing multi-faceted polygonal scanners |
05/23/1978 | US4091057 Compression, thermoplastic resins |
05/23/1978 | US4090830 Mold for producing polarizing optical devices |
05/23/1978 | US4090773 Infrared-reflecting glazing |
05/02/1978 | US4087682 Illuminating device |
04/25/1978 | US4085919 Lens-casting cell |
04/25/1978 | US4085501 Method for fabrication of integrated optical circuits |
04/18/1978 | US4085248 Method to apply a protective layer to the surface of optical reflectors, and so-made reflectors, particularly automotive vehicle head lamps |
04/18/1978 | US4084458 Manufacture of contact lenses |
04/04/1978 | US4082420 An optical transmission fiber containing fluorine |
03/21/1978 | US4080476 Anti-fog coated optical substrates |
03/14/1978 | US4079160 Abrasion-resistant optical element |
02/07/1978 | US4072403 Retro-reflecting assembly |
01/31/1978 | US4071293 Contact lens and method of making same |
01/24/1978 | US4070097 Ophthalmic antireflection coatings with metal, dielectric, substrate, metal, dielectric in sequence |
01/17/1978 | US4069280 Method of making plastic optical fibers |
01/17/1978 | US4068933 Fenestrated hydrogels for contact lens use and method for making same |
01/03/1978 | US4066236 Cube corner type retroreflector bodies and molds made therewith |
12/20/1977 | US4064314 Weather-resistant transparent composite film |
12/06/1977 | US4061518 Method for making an article having replicated coating with durable dielectric overcoat |
11/15/1977 | US4058584 Method for manufacturing luminous hollow bodies for signs or the like |
10/25/1977 | US4055378 Silicone contact lens with hydrophilic surface treatment |
10/18/1977 | US4054624 Preparing a hydrated contact lens |
10/11/1977 | US4053442 Method for manufacturing shaped articles from multi-block copolymers |
09/20/1977 | US4049868 Abrasion-resistant optical element |
09/20/1977 | US4049756 Method of making microfiche laminate having apertures with doublet lenses |
09/13/1977 | US4047917 Apparatus for the manufacture of plastics film by casting on a floating glass ribbon |
08/30/1977 | US4045547 Shaped eye bandage of graft polymers of hydroxyethyl methacrylate, polyvinyl pyrrolidone, ethylene glycol dimethacrylate, and methyl acrylate |
08/16/1977 | US4042652 Method for the production of silicone elastomer-containing articles |
08/16/1977 | US4042552 Contact lens |
08/02/1977 | US4039607 Optical fibers |
07/26/1977 | US4038014 Lens mold |
07/12/1977 | US4035064 Light concentrator having an anticlastic reflective surface |
06/14/1977 | US4029842 Polymethyl methacrylate coated and overcoated with trialkoxysilanes |
05/31/1977 | US4027073 Pigment-free coating compositions |
05/10/1977 | US4022855 Method for making a plastic optical element having a gradient index of refraction |
05/10/1977 | US4022204 Dimensionally stable shaped eye bandages |
04/26/1977 | US4020211 Anti-skid and wear resistant road surface marking material |
04/19/1977 | US4018941 Urethane prepolymer, polyalkyl ether of polymethylol melamine and acid catalyst |
04/19/1977 | US4018853 Contact lenses |
04/19/1977 | US4018587 Method for producing a curved glass die having an aspherical polished concave face |
04/12/1977 | US4017238 Mold for casting contact lenses utilizing and electron beam to polymerize the resin lens |
04/05/1977 | US4016331 Vapor deposition |
02/15/1977 | US4008031 Apparatus for injection molding lenses |
12/28/1976 | US3999834 Method for producing optical fibers and resulting fibers |
12/21/1976 | US3998531 Method of making protective optical components |
12/14/1976 | US3997464 1-hydroxy-4-(p-toluidino)-9,10-anthraquinone, a copper phthalocyanine trisulfonamide, uv absorber |
11/09/1976 | US3991234 Process for coating a lens of synthetic polymer with a durable abrasion resistant vitreous composition |
11/02/1976 | US3989775 Method of making a retro-reflective beaded material |
10/19/1976 | US3986997 Pigment-free coating compositions |
10/05/1976 | US3984506 Method of forming a composite bifocal contact lens blank |
09/21/1976 | US3981707 Method of making fluorine out-diffused optical device |
09/14/1976 | US3980399 Aspheric optical elements |
08/31/1976 | US3978178 Process for producing abrasion-resistant cast article |
08/31/1976 | US3978164 Contact lenses |
07/27/1976 | US3971910 Apparatus for perforating contact lenses |
07/27/1976 | US3971872 Process for the production of an abrasion resistant optical element |
07/27/1976 | US3971841 Molding devices and process for making a molded plastic lens mount |
07/06/1976 | US3968309 Molded articles of plastics having improved surface characteristics and process for producing the same |
07/06/1976 | US3968051 Freeze drying photochromic filters |
06/08/1976 | US3962505 Plastic contact lens with magnetic embedded metal ring |
05/25/1976 | US3959561 Sulfonic acid containing polymer |
05/25/1976 | US3959237 Sustained release polymers |
04/27/1976 | US3953652 Vacuum evaporation and deposition, ophthalmic lenses |
04/27/1976 | US3953115 Method for providing an abrasion resistant coating for plastic ophthalmic lenses and the resulting lenses |
04/20/1976 | US3951534 Short throw, oblique incidence, visual transparency projector |
03/30/1976 | US3946982 Adjustable mold for direct casting of plastic multifocal lenses |
03/16/1976 | US3944637 Methyl methacrylate, diethylene glycol bis(allyl carbonate), acrylic or methacrylic acid terpolymer |
03/16/1976 | US3944350 Microfiche and reader |
03/16/1976 | US3944347 Contact lens having a hard center and soft, tough periphery |
03/09/1976 | US3943045 Irradiation of hydrophilic and hydrophobic monomers to produce hydrophilic copolymers |
02/24/1976 | US3940304 Method of making composite light-polarizing element |
02/17/1976 | US3939225 Addition copolymer |
02/17/1976 | US3938775 Mold assembly for casting synthetic lenses |
01/27/1976 | US3935359 Retroreflective sheeting and method and apparatus for producing same |
01/06/1976 | US3931373 Replication processes for producing plastic optical components |