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| Number | Title | Issue Date |
| 8124551 | Glass member for optical parts and glass composition used therefor There is provided a glass member for optical parts that represents a greater absolute value |Δn| of refractive index difference Δn of visual light between base glass and heterogeneous phase region. In the glass member for optical parts, the heterogeneous phase reg... | 02/28/2012 |
| 7858546 | Mother glass composition for gradient-index lens, gradient-index lens, manufacturing method thereof, optical product, and optical device The present invention provides a mother glass composition for gradient-index lens, from which a lead-free Li-based gradient-index lens that is excellent in weather resistance, in particular weather resistance in the presence of water, can be manufactured. The mother... | 12/28/2010 |
| 7772144 | Glass composition for improved refining and method A soda-lime-silica based glass composition for manufacturing on a float line that has a faster refining rate due to the introduction of alkali earth oxides such as BaO, ZnO and/or SrO in the amount of from about 1-4% in total. These oxides replace part or all of the... | 08/10/2010 |
| 7576021 | Mother glass composition for graded index lens, graded index lens, manufacturing method of graded index lens, optical product and optical instrument using the same A mother glass composition for graded index lenses, comprising the following glass components in mol %: 40≦SiO2≦65, 1≦TiO2≦10, 0≦MgO≦22, 2≦Li2O≦18, 2≦Na2O ≦20, 6≦Li2O+Na2O≦38, ... | 08/18/2009 |
| 7572746 | Optical glass An optical glass having optical constants of refractive index (nd) within a range from 1.49 to 1.54 and Abbe number (ν d) within a range from 55 to 65 comprises, in mass %, | 08/11/2009 |
| 7399721 | Glass for laser processing A glass for laser processing of the present invention can be laser-processed by causing ablation or evaporation by laser beam energy absorbed therein, wherein the glass for laser processing has a composition that satisfies the following conditions: 60≦Si... | 07/15/2008 |
| 7365037 | Quartz glass having excellent resistance against plasma corrosion and method for producing the same As a jig material to use under plasma reaction for producing semiconductors the present invention provides a quartz glass having resistance against plasma corrosion, particularly corrosion resistance against fluorine-based plasma gases, and which is usable without c... | 04/29/2008 |
| 7365036 | Crystallized glass spacer for field emission display and method its production Provided is a crystallized glass spacer for a field emission display resistant to charging with application of an electric field and resistant to chipping or cracking thanks to high fracture toughness. An SiO2—TiO2-based glass is subje... | 04/29/2008 |
| 7365038 | Glasses for flat panel displays Glasses are disclosed which are used to produce substrates in flat panel display devices. The glasses exhibit a density less than about 2.45 gm/cm3 and a liquidus viscosity greater than about 200,000 poises, the glass consisting essentially of the followi... | 04/29/2008 |
| 7335421 | Heatable windshield A heatable transparency includes a first ply having a No. 1 surface and a No. 2 surface and a second ply having a No. 3 surface and a No. 4 surface. The No. 2 surface faces the No. 3 surface. An electrically conductive coati... | 02/26/2008 |
| 7332452 | CaO-SiO-based bioactive glass and sintered calcium phosphate using same A bioactive glass having a composition substantially comprising 30 to 60 mol % of CaO, 40 to 70 mol % of SiO2 and 20 mol % or less of Na2O has low glass transition temperature and/or crystallization temperature, and a sintered calcium phosphate... | 02/19/2008 |
| 7326665 | Light blue flat glass A light blue flat glass which is soda-lime-silica glass and which contains Nd in such an amount that the content based on Nd2O3 represented by mass percentage, is from 0.001 to 0.1%, and no Co or Co in such an amount that the content based on C... | 02/05/2008 |
| 7323160 | Method of treating a patient's teeth using fluoride releasing glass composition A method of treating sensitive teeth includes (1) attaching a fluoride releasing glass composition to a person's tooth, and (2) allowing fluoride to be slowly released over time in order to reduce chronic and/or acute tooth sensitivity. A preferred glass composition... | 01/29/2008 |
| 7279238 | Pressable glass-ceramics with textured microstructure A pressable dental ceramic comprising a mixture of glass and glass-ceramic frits. A refractory filler is also combined with the frits. The dental ceramic contains an amount of leucite less than about 35 percent by weight. Other additives may be included such as pigm... | 10/09/2007 |
| 7250383 | Clad glass composition for graded-index rod lens, graded-index rod lens, and method for manufacturing the same It is an object of the present invention to provide a clad glass composition for graded-index rod lens for covering, during manufacturing, a preform glass composition lens of a graded-index rod lens that does not include PbO, in which the composition substantially d... | 07/31/2007 |
| 7217448 | Glass structure and method for producing the same A limited portion of a surface of a glass substrate is removed by application of a laser beam on the limited portion of the glass substrate to thereby produce a glass structure according to the invention. The glass substrate contains at least one element such as tit... | 05/15/2007 |
| 7214441 | Low alkali sealing frits, and seals and devices utilizing such frits A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.–900° C., the seal having a CTE in the 100×10−7/° C. to 120×10−7 | 05/08/2007 |
| 7202188 | Lead- and barium-free crystal glass A lead- and barium-free crystal glass having a refractive index of at least 1.55, with in % by weight, more than 50% and less than 60% SiO2, more than 0.6% and less than 4% B2O3, less than 3% K2O, more than 12% and less th... | 04/10/2007 |
| 7189470 | Sealing materials and devices utilizing such materials A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.–800° C., the seal having a CTE in the 100×10−7/° C. to 120×10−7 | 03/13/2007 |
| 7175833 | Glass composition A glass composition having the general empirical formula given below, expressed in weight percent of the element: P: 16–24, F: 5–30, O: 20–40 and at least one of Na, K, Li or Al in an amount up to a total of 40 wt. % and optionally, up to 5 wt. % of boron and/... | 02/13/2007 |
| 7169476 | Zinc oxide-alumina-silica-based crystallized glass A zinc oxide-alumina-silica-based crystallized glass is provided, containing zinc oxide, alumina and silica as main components, and zirconia as a nucleating agent. The main components are provided in a ratio of 20–30% by mass of zinc oxide, 15–25% by mass of alu... | 01/30/2007 |
| 7170674 | Fluorescence glass, optical wave guide for optical amplifier and optical amplifier module The present invention provides fluorescent glass containing at least 50 mol % of at least one kind of oxide selected from the group consisting of SiO2, GeO2, and P2O5 as a glass constituent of a region containing a Bi ion ... | 01/30/2007 |
| 7166549 | Antimicrobial, anti-inflammatory, wound-healing and disinfecting glass and use thereof The invention relates to an antimicrobial, anti-inflammatory and disinfecting glass, whereby the glass comprises: 30–95 wt. % SiO2,0–40 wt. % Na 2O, 0–40 wt. % K2O, 0–40 wt. % Li2O, 0–35 wt. % CaO, 0–10 wt. % M... | 01/23/2007 |
| 7153798 | Glass sheet designed to be heat tempered The subject of the invention is a glass sheet intended to be thermally toughened, the matrix of which is of the silica-soda-lime type, having an expansion coefficient α of greater than 100×10−7 K−1, a Young's modulus E of greater than 60 ... | 12/26/2006 |
| 7148163 | Glass as sintering aid and open-pore molded body and method for manufacturing same The present invention relates to a glass used as a sintering aid for a resorbable molded body containing calcium phosphate as well as to a method for manufacturing said molded body. According to the invention, the material is β-tricalcium phosphate and the glass ha... | 12/12/2006 |
| 7112548 | Artificial ore and coating material or refractory block containing the artificial ore An artificial ore, characterized in that it is prepared by melting one of silicon, a silicon compound, tourmaline and a ceramic, and adding iron, aluminum and calcium into the resultant melt to melt them, followed by cooling to a mass. The artificial core has good t... | 09/26/2006 |
| 7091142 | Glass-ceramic and its production and use The invention encompasses a glass-ceramic comprising a continuous glass phase and a crystal phase comprising tetragonal leucite, wherein the glass-ceramic has a crack-free glass phase and a crystal phase comprising leucite crystals distributed essentially homogeneou... | 08/15/2006 |
| 7091144 | Glass for wavelength division multiplexing optical filter The invention relates to first, second and third glasses for wavelength division multiplexing optical filters. The first glass contains 50–65 wt % of SiO2, 5–25 wt % of Na2O, 4–20 wt % of K2O, 0–20 wt % of CaO, 0–10 wt % of... | 08/15/2006 |
| 7087307 | Glass sheet and glass sheet photoelectric converter device The present invention provides a glass sheet formed on molten tin, that exhibits a high transmittance that is originally inherent to its composition. In this glass sheet, the difference between a visible light reflectance of a surface formed in contact with the molt... | 08/08/2006 |
| 7087541 | Glass composition for display panels A glass composition suitable for manufacturing plasma displays and large-area displays using the fusion draw process is provided. The glass composition includes 59–66 mol % SiO2, 14.5–18.0 mol % Al2O3, 8.5–12.0 mol % Na2 | 08/08/2006 |
| 7071133 | Colored glass compositions and-automotive vision panels with-reduced transmitted-color shift A neutral gray colored glass composition for automotive vision panels having reduced transmitted color shift characteristics is provided. The glass composition has a base portion including 65 to 75 weight percent SiO2, 10 to 20 weight percent Na2 | 07/04/2006 |
| 7045475 | High refractive index glass beads for high retroreflectivity surfaces Glass formulations, and a method of converting such glass formulations to glass beads having a refractive index of at least 1.59 and a high level of retroreflectivity, are provided. The methods and formulations provide beads also having high levels of resistance to ... | 05/16/2006 |
| 7041612 | Lead-free and arsenic-free special short flint glass The invention describes a lead-free and arsenic-free special short flint glass with a refractive index 1.60≦nd≦1.65, an Abbe number of 41≦νd≦52, a relative partial dispersion 0.551≦PgF≦0.570 in the blue spectral region, ... | 05/09/2006 |
| 7037868 | Transparent tile glaze The present invention provides zinc-free glass frits that can be used to formulate glaze compositions that develop glossy surfaces when fired on ceramic products such as floor tile and wall tile. The zinc-free glass frits include, by weight, from about 50% to about ... | 05/02/2006 |
| 7015163 | Glass member resistant to plasma corrosion It is an object of the present invention to provide a glass member resistant against plasma corrosion suitably used as a jig material in producing semiconductors, which exhibits excellent resistance against plasma corrosion, and which is free from the generation of ... | 03/21/2006 |
| 7005187 | Glass for a light filter and a light filter Glass for a light filter capable of preventing variation of refractive index in a band-pass filter has a coefficient of thermal expansion within a range from 90×10−7/° C. within a temperature range from −20° C. to +70° C. and, preferably, Young's ... | 02/28/2006 |
| 6987136 | Bioactive spinal implant material and method of manufacture thereof Bioactive spinal implant materials having optimized radiopacity, stiffness, and bioactivity properties for formulation of shaped bodies capable of withstanding large dynamic, compressive loads are provided. The invention also provides methods of making the optimized... | 01/17/2006 |
| 6962887 | Transparent glass having blue edge color A method is provided for making clear glass having an azure edge coloration and low amber surface coloration in a non-vacuum float glass system. The method includes processing batch materials in a non-vacuum float glass system to provide a final glass product includ... | 11/08/2005 |
| 6956000 | Panel glass for cathode ray tube Panel glass, for a cathode ray tube, which has an SrO/(SrO+BaO) ratio of from 0.35 to 0.70, an X-ray absorption coefficient of 36.0 cm−1 or more at the wavelength of 0.6 angstrom, wherein Na2O/R2O, K2O/R2O and... | 10/18/2005 |
| 6946415 | Composition for insulating ceramics and insulating ceramics using the same An insulating ceramic composition includes a mixture of a ceramic powder containing MgAl2O4 and a glass powder containing 30-60% by mole of silicon oxide on the basis of SiO2 and 20-55% by mole of magnesium oxide on the basis of MgO,... | 09/20/2005 |
