Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 8158541 | Optical glass, precision press-molding preform and optical element Provided is an optically uniform and high-quality optical glass that is free from the occurrence of striae when a precision press-molding preform is produced therefrom, and that is a fluorine-containing glass having a refractive index nd(1) wherein the re... | 04/17/2012 |
| 7016593 | Optical waveguide[[s]] and optical fiber perform including gallium, lanthanum, sulfur, oxygen, and fluorine An optical waveguide includes a clad of clad glass and a core of core glass. The clad glass includes gallium, lanthanum, and sulfur. The clad glass may include gallium sulfide and lanthanum oxide. The clad glass may also include lanthanum fluoride. The core glass in... | 03/21/2006 |
| 6984261 | Use of ceramics in dental and orthodontic applications The invention relates to uses of glasses and glass-ceramics in dental and orthodontic applications. ... | 01/10/2006 |
| 6878765 | Method for producing a component and the use of said component A method for producing a component from a glass/polymer mixture where, a component is formed from a mixture of a thermoplastic with a processing temperature T1 and first glass particles with saturated surface bonds and a glass temperature T2 | 04/12/2005 |
| 6803335 | Gallium lanthanum sulfide glasses and optical waveguides and devices using such glasses A new and improved hybrid of Ga:La:S (GLS) glass is provided, namely a glass comprising gallium sulfide, lanthanum oxide, and at least 2 mol % lanthanum fluoride. The Ga:La:S:O:F (GLSOF) glass retains the important properties of the Ga:La:S system, while introducing... | 10/12/2004 |
| 6777358 | Sealing glass composition A glass composition for a seal consists essentially of 70-75 wt % of PbO, 3-7 wt % of PbF2, 5-8 wt % of Bi2O3, 5-7 wt % of B203, 2-5 wt % of ZnO, 1-3 wt % of Fe2O3, 0-2 wt % of CuO, 0-2% of... | 08/17/2004 |
| 6656859 | Tellurite glasses and optical components A family of tellurite glasses and optical components for telecommunication systems, the glasses consisting essentially of, as calculated in cation percent, 65-97% TeO2, and at least one additional oxide of an element having a valence greater th... | 12/02/2003 |
| 6645893 | Glass suitable for optical functional elements and process for producing same A glass includes (a) a matrix containing a compound of at least one nonmetallic element; and (b) a particle selectively formed in the matrix. This particle is made of the at least one nonmetallic element. A process for producing such glass includes (a) pr... | 11/11/2003 |
| 6589895 | Thulium-doped germanate glass composition and device for optical amplification A Tm-doped germanate glass composition comprises GeO2 having a concentration of at least 20 mole percent, Tm2 O3 having a concentration of about 0.001 mole percent to about 2 mole percent, and Ga2 O3,... | 07/08/2003 |
| 6503860 | Antimony oxide glass with optical activity According to one aspect of the present invention an optically active glass contains Sb2 O3, up to about 4 mole % of an oxide of a rare earth element, and 0-20 mole % of a metal halide selected from the group consisting of a metal flu... | 01/07/2003 |
| 6495481 | Glasses for laser and fiber amplifier applications and method for making thereof New and improved compositions of doped and co-doped germanium fluorophosphate glasses for laser hosts and fiber amplifiers have a high refractive index (nD) 1.67-1.70, high transmission in the near infrared part of the spectra (to 6 micron) and a wide gla... | 12/17/2002 |
| 6444599 | Rare earth element-halide environments in oxyhalide glasses The present invention relates to an oxyhalide glass matrix including 0-70 mol. % SiO2, 5-35 mol. % Al2 O3, 1-50 mol. % B2 O3, 5-35 mol. % R2 O, 0-12 wt. % F, 0-12 wt. % Cl, and 0 to 0.2 mol... | 09/03/2002 |
| 6413891 | Glass material suitable for a waveguide of an optical amplifier Glasses of the present invention are tellurite and oxyhalide glasses doped with rare-earth ion, which can be applied to highly efficient optical amplifiers and lasers for optical communication. They are thermally and chemically stable during and after the... | 07/02/2002 |
| 6410467 | Antimony oxide glass with optical activity A glass consisting essentially of antimony oxide. An optically active glass consisting essentially of antimony oxide and up to about 4 mole % of an oxide of a rare earth element. A rare earth-doped, antimony oxide-containing glass including 0-99 mole % Si... | 06/25/2002 |
| 6352950 | Tellurite glasses and optical components A family of alkali-tungsten-tellurite glasses that consist essentially of, as calculated in mole percent, 10-90% TeO2, at least 5% W03 and at least 0.5% R2 O where R is Li, Na, K, Cs, Tl and mixtures, that may contain a la... | 03/05/2002 |
| 6344425 | Fluorotellurite, amplifier glasses A family of fluorotellurite glasses, the composition of which consist essentially of, as calculated in mole percent, 30-75% TeO2, 15-60% ZnF2 and 0.005-10% of an oxide of erbium, thulium or holmium, and amplifying optical components ... | 02/05/2002 |
| 6083858 | Sealing glass composition The present invention relates to a sealing glass composition, which is able to seal a panel and funnel of a color TV at low temperature for a short time by adding Garnet(Fe3 Al2 Si3 O12) as a nucleating agent an... | 07/04/2000 |
| 6077799 | SPCVD silicate glasses These glasses incorporate a combination of F and Al2 O3 to achieve even wider fluorescence and improved gain flatness. In addition, SPCVD incorporates large amounts of N into low-loss fiber whose high charge has an impact on rare ear... | 06/20/2000 |
| 5955388 | Transparent oxyflouride glass-ceramic composition and process of making A transparent class ceramic composition includes an oxide component, a rare earth component, a halide component, and a substantially pure rare earth-halide (e.g., REF3) crystal component. A method for making a transparent oxyfluoride glass incl... | 09/21/1999 |
| 5837628 | Low cost and environmentally improved infrared transmitting germanate glasses This patent discloses the composition of germanate glass and a new method for its fabrication. The composition comprises germanate, the oxide of an alkali earth group, Al2 O3, ZnO, a halides compound eg. CaF2, CaCl2 | 11/17/1998 |
| 5670086 | Vitrified phosphor articles, intermediates, and preparation methods Vitrified phosphor articles, intermediates, and methods for preparing the articles. In the methods, a combination of species are admixed. The combination of species are precursors for a glass-forming system. The glass-forming system includes precursors fo... | 09/23/1997 |
| 5560868 | Halide glass compositions and optical circuits and methods employing same Halide glasses having particular utility as hosts for praseodynmium in order to provide optical amplification by laser activity have a halide content provided as a small proportion, e.g., 1-10 percent, of choride with the remainder as fluoride. The metal ... | 10/01/1996 |
| 5482901 | Amber photochromic glasses A surface-reduced photochromic glass containing silver halide crystals, having an original transmittance of 60-75%, a darkened transmittance of less than 30% at 25° C., a faded transmittance equal to the darkened transmittance plus at least 25% and a val... | 01/09/1996 |
| 5364819 | Ultraviolet Faraday rotator glass A Faraday rotator glass composition based on a fluoride glass, phosphate glass, fluorophosphate glass or a mixture thereof is doped with a lanthanide in a concentration sufficient to provide a Verdet constant above at least 2870 deg/Tesla-meter [(1 m... | 11/15/1994 |
| 5281561 | Low temperature sealing glass composition A low temperature sealing glass composition suitable for sealing integrated circuit alumina packages at temperatures below 400° C. in a short time of about ten minutes. This sealing glass composition is a mixture of a glass powder and 1 to 50% (by weight... | 01/25/1994 |
| 5278107 | Optical parts and equipment using infrared athermal glasses Optical parts and optical equipment, including lenses, mirrors and laser media made of athermal glasses having compositions comprising 0-13 mol % CdO, 9-24 mol % CdF2, 5-10 mol % LiF, 30-34.5 mol % AlF3 28-33.5 mol % PbF2,... | 01/11/1994 |
| 5252523 | Bioabsorbable chlorophosphate glasses and bioabsorbable glass-polymer blends made therefrom This invention is directed towards the production of a bioabsorbable glass-polymer alloy comprising a bioabsorbable glass and a bioabsorbable polymer, said glass having a working temperature below about 350° C., a transition temperature no higher than ab... | 10/12/1993 |
| 5245492 | Magnetic head A magnetic head comprising magnetic core halves which are sealed with a sealing glass which consists essentially of 1 to 75 wt. % of TeO2, 1 to 30 wt. % of B2 O3, 1 to 75 wt. % of PbO, 1 to 25 wt. % of CdO, 0 to 15 wt. % o... | 09/14/1993 |
| 5232879 | Alkali metal lanthanum gallate glasses This invention is directed to glasses exhibiting annealing points above 625° C., strain points above 600° C., linear coefficients of thermal expansion (25°-300° C.) below 90×10-7 /° C., refractive indices below 1.8, and, in thicknesses of... | 08/03/1993 |
| 5188990 | Low temperature sealing glass compositions Low temperature sealing glass compositions comprising 35 to 80% by weight TeO2, 15 to 50% V2 O5 and 0.1 to 20% Nb2 O5, ZrO2 and/or ZnO.... | 02/23/1993 |
| 5122484 | Zinc phosphate low temperature glasses This invention relates to a glass exhibiting a transistion temperature no higher than 425° C. and excellent resistance to attack by water consisting essentially, expressed in terms of weight percent on the oxide basis, of about: _______________... | 06/16/1992 |
| 5114884 | Alkali bismuth gallate glasses This invention relates to the preparation of thermally stable, chemically durable, heavy metal oxide glasses exhibiting good transmission of infrared radiation to wavelengths of about 7 microns consisting essentially, in weight percent, of 7.5-25% Ga... | 05/19/1992 |
| 5108477 | Method for making a glass article A method for foming glass articles of substantial thickness from unstable glass compositions which normally devitrify when formed by conventional casting or molding processes, is disclosed. The method includes the steps of quench-cooling the glass to form... | 04/28/1992 |
| 5089446 | Sealing materials and glasses Mill additions are disclosed which lower the CTE of, and are compatible with, tin-phosphorus oxyfluoride glasses. The sealing materials provide fusion-type seals having a CTE not over about 110×10-7 /°C. and a sealing temperature not over abo... | 02/18/1992 |
| 4859634 | Process for production of vitreous ceramics and product thereof A complex oxide comprising zirconium oxide and an oxide of at least one metal selected from the group consisting of an alkali metals, alkaline earth metals, silicon and lead is mixed with pottery stone, magnesium fluoride, a compound capable of forming ma... | 08/22/1989 |
| 4849002 | Ion-exchangeable germanate method for strengthened germanate glass articles Ion exchangeable glass compositions containing from 50 to 90 mole percent GeO2, from 5 to 30 mole percent Al2 O3, from 3 to 30 mole percent Li2 O, up to 30 mole percent Na2 O and up to 30 mole percent... | 07/18/1989 |
| 4794048 | Ceramic coated metal substrates for electronic applications The present invention is directed to a ceramic coated metal substrate having improved processibility characteristics in the manufacture of electronic devices, as for example electronic circuits, and to processes for manufacture of such devices.... | 12/27/1988 |
| 4775596 | Composite substrate for integrated circuits This invention is particularly directed to the preparation of inorganic ceramic laminated structures for use as substrates in integrated circuit packages. One lamina is composed of a high thermal conductivity material, the second lamina is composed of a l... | 10/04/1988 |
| 4649126 | Glass with anionic conductivity for fluorine The invention relates to halide-containing glass. Glass with anionic conductivity for fluorine comprises PbO, F, and a glass-forming agent. As the glass-forming agent boron oxide (B2 O3) is used, with the following proportions of the... | 03/10/1987 |
| 4647545 | Halogenated glasses Halogenated glass comprising 20 to 90 mole percent of at least one of cadmium, manganese and zinc halide and a process for the preparation thereof.... | 03/03/1987 |
