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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 4994099 | Method for fining molten glass A furnace for fining molten glass is provided in which glass flows in a substantially vertical direction prior to exiting the furnace. As it flows vertically, the glass is allowed to cool. This cooling, in turn, allows the glass to be removed from the fur... | 02/19/1991 |
| 4877306 | Coated optical waveguide fibers An optical waveguide fiber is provided which comprises (a) a glass core; (b) a glass cladding which includes a barrier layer in the region of its outer surface which has an index of refraction and an absorption coefficient which are greater than the index... | 10/31/1989 |
| 4868360 | Microwaveable/stovetop cooking utensil An improved metallic cooking utensil suitable for use both in stovetop cooking such as frying and in a microwave oven is disclosed. The utensil features a bowl member formed of a single piece of stainless steel having a relatively square cut-off edge, tha... | 09/19/1989 |
| 4854958 | Process to mold precision glass articles The present invention is directed to a four-step process for molding glass articles of high precision and excellent surface figure. A glass preform having an overall geometry closely approximating that of the desired final product is placed into a mold, t... | 08/08/1989 |
| 4853349 | Glass-ceramics suitable for dielectric substrates This invention is directed to the preparation of two groups of glass-ceramic materials exhibiting properties rendering them especially suitable as substrates for integrated circuit packaging. The first group of materials contains gehlenite, anorthite, and... | 08/01/1989 |
| 4846866 | Providing reinforced alkaline earth aluminosilicate glasses The present invention is directed to the preparation of hybrid composite bodies composed of an essentially alkali-free, alkaline earth aluminosilicate glass matrix reinforced with SiC whiskers and continuous ceramic fibers.... | 07/11/1989 |
| 4847138 | Thermal writing on glass and glass-ceramic substrates There is disclosed a method of producing a transition metal pattern on a glass or glass-ceramic substrate by selective exudation of a transition metal from a glass substrate containing the metal as an oxide. The selective exudation is effected by applying... | 07/11/1989 |
| 4842632 | Method of making multifocal lens blanks There is disclosed an improved method of assembling and fusing the segment and major elements of a multifocal lens blank that employs glass spacer members to space the segment from the major element and allow the segment to progressively slump into sealin... | 06/27/1989 |
| 4840655 | Method for making colored photochromic glasses An optically activated bleaching process effective to permanently modify the color of surface-colored silver halide-containing photochromic glasses produced by thermal reduction treatments is described, wherein the glass is coincidentally exposed, for an ... | 06/20/1989 |
| 4839314 | Chemically durable, high index, low density glasses This invention is directed to the production of glasses especially suitable for use as ophthalmic lenses which exhibit indices of refraction between about 1.699-1.703, Abbe numbers equal to or greater than 41.0, densities less than 3.25 g/cm3, ... | 06/13/1989 |
| 4836954 | Fluorinated phyllosilicate and method There is disclosed a fluorinated phyllosilicate material and method of producing such material. The material has fluoride ions chemically bonded to a natural phyllosilicate in part at least by exchange with hydroxyl ions. The method comprises exposing a p... | 06/06/1989 |
| 4834494 | Expanded beam waveguide connector A field-installable, expanded beam waveguide connector is provided by opposing molded glass bodies having integrally formed therein an aspheric lens with protective ring and conically-shaped fiber alignment depressions. The glass bodies are inserted withi... | 05/30/1989 |
| 4833104 | Glass-ceramic substrates for electronic packaging This invention is directed to the preparation of glass-ceramic materials especially suitable for use in multilayer substrates for integrated circuit packages. The inventive glass-ceramics are derived from thermally crystallizable glass which, in the form ... | 05/23/1989 |
| 4832724 | Method of making colored photochromic glasses A method for modifying surface coloration in silver halide-containing photochromic glasses developed by thermal reduction treatments is described, which method comprises subjecting the glass, prior to the coloring thermal reduction treatment, to a silver ... | 05/23/1989 |
| 4830990 | Glass for projection cathode ray tube faceplate This invention relates to glass compositions especially suitable for projection cathode ray tube faceplates which are essentially free from PbO and other readily reducible metal oxides, fluorine, ZnO, TiO2, and MgO, and which consist essentiall... | 05/16/1989 |
| 4826628 | Vapor/thermal method of delaminating and stabilizing a phyllosilate and product A method of delaminating a phyllosilicate is disclosed wherein the phyllosilicate is heated in the presence of a reactive vapor phase, preferably a hydrogen-containing atmosphere. The delaminated phyllosilicate is less than 1000Å thick, and is stabilized... | 05/02/1989 |
| 4824808 | Substrate glass for liquid crystal displays Glass compositions suitable for the manufacture of sheet glass for liquid crystal display (LCD) devices are disclosed, such glasses consisting essentially, in cation percent, of about 52-58% SiO2, 12.5-18% Al2 O3, 20-23% B... | 04/25/1989 |
| 4822660 | Lightweight ceramic structures and method Bonded ceramic matrix composite structures such as ceramic panels or beams, and a method for making them, are described, the structures comprising ceramic facing sheets to which are bonded one or an array of relatively thin-walled, hollow, high-stiffness ... | 04/18/1989 |
| 4822389 | Capillary splice method An optical fiber splice and the method of forming it are described wherein a hollow cylindrical glass member is provided, the member having a bore along the longitudinal axis thereof. Fluid at a pressure in excess of ambient pressure is provided to the bo... | 04/18/1989 |
| 4822129 | Method of mounting ferrule to expanded beam lens The present invention relates to a method of attaching an optical fiber alignment ferrule to a connector body, the first end of which is lens-shaped. The body has an indented region in the second end thereof opposite the lens, the indented region being ce... | 04/18/1989 |
| 4822758 | Medium refractive index glass suitable for ophthalmic applications This invention is related to glasses particularly useful in the fabrication of multifocal lenses for ophthalmic applications. The inventive glasses exhibit a refractive index between 1.599-1.602, an Abbe number between 40.5-41.5, a density between 2.64-2.... | 04/18/1989 |
| 4816299 | Encapsulating compositions containing ultra-pure, fused-silica fillers Compositions for encapsulating electronic components are provided which comprise a blend of a curable resin and an ultra-pure silica filler. The filler is composed of fused silica granules which are prepared from a gel of a silicon-containing organic comp... | 03/28/1989 |
| 4814298 | Lead-free glasses for glaze materials This invention is directed to lead-free and, where desired, cadmium-free frits for glazes and enamels, said frits consisting essentially, in mole percent on the oxide basis, of Various inert refractory materials may be included as fillers.... | 03/21/1989 |
| 4814297 | Strengthened glass article and method There is disclosed a lithium aluminosilicate glass body encased within, and integral with, a thin, compressive, semicrystalline layer containing beta-eucryptite and/or beta-quartz solid solution crystals, and a method of producing such body. The layer has... | 03/21/1989 |
| 4810680 | Preparation of high purity, homogeneous zirconia mixtures A method is provided of preparing high-purity mixtures of zirconia and another metal oxide substantially free of sodium oxide impurity. Trioxydizirconium ion and a salt of another metal in an aqueous solution are added to a highly basic solution, resultin... | 03/07/1989 |
| 4810276 | Forming optical fiber having abrupt index change A method is disclosed for making a step-index optical fiber having a steep refractive index gradient between core and cladding. Core glass particles comprising a base glass and a refractive index-increasing dopant are deposited on a mandrel. The mandrel i... | 03/07/1989 |
| 4808460 | Laminated structures containing an inorganic corrugated or honeycomb member This invention relates to the production of laminated structures consisting essentially of a light weight interior member prepared from a glass, glass-ceramic, or ceramic, an exterior member prepared from a glass, glass-ceramic, or ceramic, and a bonding ... | 02/28/1989 |
| 4807959 | Method of splicing fibers The method of forming an optical fiber splice is described wherein a hollow cylindrical glass member is provided, the member having a bore along the longitudinal axis thereof. The member is formed with tapered, funnel-like apertures at each end thereof fo... | 02/28/1989 |
| 4806428 | Composite ceramic article and method for making it Oxide-coated whiskers suitable for consolidation into or incorporation within a whisker-reinforced composite ceramic article are provided by dispersing inorganic whiskers in a colloidal oxide sol, separating the dispersion into fine droplets, and drying t... | 02/21/1989 |
| 4804248 | Data rate limiter for optical transmission system A single-mode transmission optical fiber may have a bandwidth much greater than that necessary to transmit a desired predetermined maximum data rate. The single-mode fiber is connected to a bandwidth limiting device comprising the serial combination of an... | 02/14/1989 |
| 4804643 | Zirconia ceramic article toughened with SiC whiskers Whisker-toughened ZrO2 products containing 5-20 volume percent SiC whiskers of relatively low aspect ratio ( | 02/14/1989 |
| 4799949 | Method of making low loss fiber optic coupler A low loss fiber optic coupler is fabricated by forming a coupler preform having a plurality of spaced glass cores extending longitudinally through a matrix of glass having a refractive index lower than that of the cores. The preform is heated and stretch... | 01/24/1989 |
| 4800187 | Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate A method is provided of crystallizing strong-bound zeolites on the surfaces of a monolithic ceramic substrate by hydrothermally treating the substrate, in the presence of active silica, with a caustic bath to zeolitize the silica. According to various emb... | 01/24/1989 |
| 4797144 | Deep pressing mold and process for molded optical elements A method and apparatus for molding precision optical quality glass elements having complex and concave surfaces requires the apportionment of relative movement between two opposing mold surfaces. First and second molds are contained within a floating alig... | 01/10/1989 |
| 4793703 | Laminated glass lenses This invention relates to the fabrication of three-layer composite lenses especially suited for ophthalmic applications. The lenses comprise a thin layer of an inorganic glass, desirably photochromic glass, an organic plastic, and an organic adhesive exhi... | 12/27/1988 |
| 4792347 | Method for coating optical waveguide fiber In the process for applying a protective plastic coating to a glass optical waveguide fiber by the application of a curable liquid coating material thereto and the subsequent curing of the liquid coating to a protective plastic layer, the surface of the g... | 12/20/1988 |
| 4791760 | Grinding wheel coolant distributor A grinding wheel coolant distributor system is set forth utilizing a frusto-conical receptacle attached to a grinding wheel body which receives coolant from a fixed single point inlet and delivers the coolant along radially-outwardly and diverging inner s... | 12/20/1988 |
| 4792535 | UV-transmitting glasses Alkali boroaluminosilicate glasses exhibiting moderately high thermal expansion coefficients, good melting characteristics, and a UV transmittance of at least 80% in 1 mm thickness at a wavelength of 254 nm are described, such glasses consisting essential... | 12/20/1988 |
| 4790867 | Cooling system for glass molding equipment Method and apparatus is set forth for cooling glass molding equipment such that the thermal considerations of the equipment design and the mechanical considerations thereof are uncoupled. The uncoupling of the thermal and mechanical considerations facilit... | 12/13/1988 |
| 4789389 | Method for producing ultra-high purity, optical quality, glass articles A method for producing ultra-high purity, optical quality, glass articles is disclosed which involves: (1) forming a gel from a silicon-containing organic compound, such as, TEOS; (2) drying the gel to produce granules having a mean particle size of less ... | 12/06/1988 |
