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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7905932 | Mixed powder and a method for producing quartz glass using the powder A mixed quartz powder contains quartz powder and two or more types of doping element in an amount of from 0.1 to 20 mass %. The aforementioned doped elements include a first dope element selected from the group consisting of N, C and F, and a second dope element sel... | 03/15/2011 |
| 7763557 | Porcelain enamel having a metallic appearance A porcelain enamel composition having a metallic appearance is disclosed. The composition comprises about 45% to about 55% SiO2, about 4 to about 20% R2O, about 9 to about 15% B2O3, about 4 to about 12% MnO2, ab... | 07/27/2010 |
| 7438973 | Thermal transfer assembly for ceramic imaging A thermal transfer assembly that comprises a thermal transfer ribbon and a covercoated transfer sheet. The thermal transfer ribbon includes a support and a ceramic ink layer. The ceramic ink layer is present at a coating weight of from about 2 to about 15 grams per ... | 10/21/2008 |
| 7438829 | Thick film getter paste compositions for use in moisture control The invention is directed to a screen-printable getter composition comprising: (a) glass frit; dispersed in (b) organic medium. The invention is further directed to a screen-printable thick film getter composition comprising: (a) glass frit; and (b) desiccant materi... | 10/21/2008 |
| 7371335 | Curable thick film compositions for use in moisture control The invention is directed to a thick film getter composition comprising: (a) desiccant material; dispersed in (b) organic medium comprising (1) curable organic polymeric binder; (2) monomer; and (3) photoinitiator. ... | 05/13/2008 |
| 7341964 | Durable glass and glass enamel composition for glass coatings The present invention provides glass compositions and glass coating systems for use on glass substrates in several industrial applications. It relates to a lead-free and cadmium-free glass enamel coating made primarily by utilizing at least one or more of lead-free ... | 03/11/2008 |
| 7341966 | Borosilicate glass compositions and uses thereof Glass, glass compositions, methods of preparing the glass compositions, microfluidic devices that include the glass composition, and methods of fabricating microfluidic devices that include the glass composition are disclosed. The borosilicate glass composition incl... | 03/11/2008 |
| 7303721 | Method for glazing ceramic articles obtained by slip casting Method of glazing ceramic articles, consisting of preparing a glaze compound in liquid suspension, preferably aqueous; feeding the glaze compound in liquid suspension, preferably aqueous, into the forming cavity of a porous mould, for the time required to create a g... | 12/04/2007 |
| 7291573 | Low melting glass, sealing composition and sealing paste A low melting glass, which contains substantially no lead and contains 70-90% of Bi2O3, 1-20% of ZnO, 2-12% of B2O3, 0.1-5% of Al2O3, 0.1-5% of CeO2, 0-5% of CuO, 0-0.2% of Fe2O | 11/06/2007 |
| 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 |
| 7262143 | Semiconductive glaze product, method for producing the glaze product, and insulator coated with the glaze product A semiconductive glaze product is provided, which exhibits low thermal expansion coefficient without adversely affecting other glaze characteristics, and which, when applied to an insulator, attains enhanced mechanical strength of the insulator. The semiconductive g... | 08/28/2007 |
| 7250178 | Antimicrobial ceramic glaze An antimicrobial ceramic glazing composition comprising zinc borate for imparting antimicrobial characteristics to numerous ceramic products. A method for producing the antimicrobial glazing composition and ceramic products incorporating the antimicrobial glazing co... | 07/31/2007 |
| 7217673 | Solarization stable borosilicate glass and uses thereof The borosilicate glass of the invention is highly resistant to solarization, because it is free of CeO2. Also it contains 0.01 to 0.05 wt. % of Fe2O3 and 0.05 to 0.8 wt. % of TiO2. This borosilicate glass is especially adv... | 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 |
| 7189668 | Barium lanthanum silicate glass-ceramics This invention relates to glass-ceramic materials in the BaO—La2O3—SiO2 system, which are suitable for processing via a powder route, and which, after heat-treatment have a combination of high thermal expansion and excellent refr... | 03/13/2007 |
| 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 |
| 7161117 | Window glass for vehicles equipped with a conductor and its production process A window glass for vehicles equipped with a conductor, which comprises a glass plate, a patterned conductor layer formed on the glass plate, and a covering layer formed to cover the conductor layer, wherein the covering layer comprises a fired product obtained by fi... | 01/09/2007 |
| 7138347 | Thick-film conductor paste for automotive glass A thick-film composition comprising: (a) conductive metal; (b) crystallized glass; (c) amorphous glass; and (d) organic medium. ... | 11/21/2006 |
| 7128630 | Method for manufacturing a spark plug with glaze coating A spark plug includes a ceramic component, whose surface is at least in part coated with a glaze, with the glaze containing 0.6% to 4% by weight of fluoride and 6% to 11.2% by weight of zinc oxide. ... | 10/31/2006 |
| 7090894 | Bondcoat for the application of TBC's and wear coatings to oxide ceramic matrix A bond coat composition is provided for applying to the surface of a ceramic composite component between the composite substrate and the thermal barrier coat. The composition includes an alumina powder, a silica-yielding liquid, glass frits, and sufficient solvent t... | 08/15/2006 |
| 7087293 | Thick film dielectric compositions for use on aluminum nitride substrates The present invention relates to a Cd-free and Pb-free glass composition comprising, based in mol %, 1–10% MO where M is selected from Ba, Sr, Ca and mixtures thereof, 5–30% MgO, 0.3–5% CuO, 0–2.5% P2O5, 0–2.5% ZrO2, 24–4... | 08/08/2006 |
| 7084084 | Highly durable silica glass, process for producing same, member comprised thereof, and apparatus provided therewith Highly durable silica glass comprising silica having incorporated therein aluminum and at least one element (M) selected from group 2A elements, group 3A elements and group 4A elements of the periodic table. Preferably, the sum of aluminum and element (M) is at leas... | 08/01/2006 |
| 7053294 | Thin-film solar cell fabricated on a flexible metallic substrate A thin-film solar cell (10) is provided. The thin-film solar cell (10) comprises a flexible metallic substrate (12) having a first surface and a second surface. A back metal contact layer (16) is deposited on the first surface of the flex... | 05/30/2006 |
| 7012783 | Sealing glass for magnetic head, magnetic head, and magnetic recording/reproducing device A magnetic head for a magnetic recording/reproducing device to conform to high-density recording, wherein a metal magnetic film with a high saturation flux density is employed and the mechanical strength of the sealing glass for magnetic heads, is improved thereby a... | 03/14/2006 |
| 6993934 | Dental glass powders Dental glass powders, methods for producing the powders and dental compositions including the glass powders. The powders preferably have a well-controlled particle size, narrow size distribution and a spherical morphology. The method includes forming the particles b... | 02/07/2006 |
| 6966998 | Security printing A method of providing covert security features for documents such as vouchers, packaged goods and banknotes in which the document is provided with a dopant. The dopant consisting of a material which can be identified by examination of its response to visible wavelen... | 11/22/2005 |
| 6949485 | Glass for substrate and glass substrate A glass for substrate, which consists, as represented by mass percentage, essentially of: | 09/27/2005 |
| 6936556 | Durable glass enamel composition The present invention provides partially crystallizing lead-free and cadmium-free glass enamel composition that fuse at low temperatures. Glass enamel compositions according to the present invention form predominantly bismuth titanate and optionally zinc titanate cr... | 08/30/2005 |
| 6911408 | Lead-free enamel composition, the corresponding enamels and glass-ceramic articles, a new lead-free mineral glass Objects of the present invention are: a lead-free enamel composition comprising finely divided glass particles, finely divided pigment particles and an organic binder, characterised in that the glass of said particles is a lead-fre... | 06/28/2005 |
| 6903035 | Inorganic composition, film, and method of producing film An inorganic composition comprises an inorganic matrix, wherein an inorganic layered compound is contained in the inorganic matrix. The inorganic matrix is preferably a metal oxide glass produced by a sol-gel method, and the inorganic layered compound is preferably ... | 06/07/2005 |
| 6896934 | Hybrid coating compositions The present invention provides a composition for use in forming an abrasion-resistant easy-to-clean coating on a substrate. The composition according to the invention includes a mixture of a fluorocarbon polymer component and an enamel-forming component. The enamel-... | 05/24/2005 |
| 6831396 | Spark plug with glaze and marking The present application is to provide a spark plug where a marking layer 2m under a glaze layer 2d can form a color stably, even if the Pb amount is decreased in the glaze layer. The glaze layer 2d is formed on an insulator ... | 12/14/2004 |
| 6831027 | Porcelain enamel having metallic appearance The present invention provides a composition for use in forming a porcelain enamel coating having a metallic appearance. The composition according to the invention preferably includes a low shear blend of a glass component and metal particles such as aluminum, nicke... | 12/14/2004 |
| 6821628 | Glass-ceramic cooking panel that makes deposited material, such as dirt, less conspicuous The cooking panel is made from an opaque glass-ceramic material uniformly colored throughout and having keatite mixed crystals as the predominant crystalline phase. The cooking panel is made by ceramicizing a ceramicizable glass or a transparent glass-ceramic with h... | 11/23/2004 |
| 6797048 | Method for preparing glass-ceramic The present invention provides a method for preparing a glass-ceramic containing leucite crystals, comprising the steps of: mixing (1) a glassy material comprising 53 to 65 wt. % of SiO2, 13 to 23 wt. % of Al2O3, 9 to 20 wt. % of K | 09/28/2004 |
| 6774562 | Enamel composition for dielectric layers, white pigments with improved wettability contained therein and plasma display panel containing the dielectric layer The invention refers to an enamel composition for producing reflecting dielectric layers in plasma display panels, comprising as layer forming constituents 70 to 97% by wt. of a glass frit composition and 3 to 30% by wt. of a particulate whitening material. The whit... | 08/10/2004 |
| 6765340 | Spark plug A spark plug comprising: a center electrode; a metal shell; and an alumina ceramic insulator disposed between the center electrode and the metal shell, wherein at least part of the surface of the insulator is covered with a glaze layer comprising oxides, the ... | 07/20/2004 |
| 6761760 | Dental porcelains Opaque porcelains for use with metal cores in the manufacture of PFM restorations. The porcelains exhibit a coefficient of thermal expansion (CTE) substantially equal to or slightly above the CTE of the metal to which it is applied. The porcelains exhibit a CTE equa... | 07/13/2004 |
| 6758894 | Strontium iron manganese black pigment A black pigment substantially free of objectionable transition metal materials is disclosed. This pigment is particularly useful for coloring glass since the absence of the transition metal gives it excellent recycling properties. The pigment is an alkaline earth (p... | 07/06/2004 |
| 6752677 | Method for producing spark plug A method for producing a spark plug, the spark plug comprising a center electrode, a metal shell and an alumina ceramic insulator disposed between the center electrode and the metal shell, wherein at least part of the surface of the insulator is covered with a glaze... | 06/22/2004 |
