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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 |
| 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 |
| 6946414 | Glass-ceramics, process for the their preparation and use Glass-ceramic consisting of: SiO2: −30-70 wt %; A12O3: 8-45 wt %; M2O:8-30 wt %; MO: 0-30 wt %; B2O3: 0-15 wt %; P2O5: 0-15 wt %; Zr2O: 0-12 wt %; TiO2: 0... | 09/20/2005 |
| 6837075 | Glass fiber fixative and fixing process A glass fixative composition for bonding glass materials to non-glass materials is provided. The fixative composition is selected for its thermal expansion coefficient, its viscosity, its adhesion to glass, melting point, and bond strength. The glass fixative is in ... | 01/04/2005 |
| 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 |
| 6815385 | Tungsten sealing glass for use in a fluorescent lamp A tungsten sealing glass for use in a fluorescent lamp, said glass having a composition of, by mass percent, 65-76% SiO2, 10-25% B2O3, 2-6% Al2O3, 0.5-5.8% MgO+CaO+SrO+BaO+ZnO, 3-8% Li2O+Na2 | 11/09/2004 |
| 6815071 | Glass frit bond line A lead-containing glass material of the type suitable for use in a wafer bonding process, wherein the moisture resistance of the glass material is increased by the presence of a lead phosphate coating on an outer exposed surface of the material, thereby acting as a ... | 11/09/2004 |
| 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 |
| 6744188 | Spark plug A spark plug retains a resistor and has formed on alumina-based insulator a glaze layer, in which the glaze layer contains Pb component in a content of 1 mol % or less in terms of PbO, contains Si component, B component, Zn component, Al component, Ba component and/... | 06/01/2004 |
| 6734615 | Color cathode ray tube and glass frit for color cathode ray tubes The present invention relates to a color cathode ray tube and a glass frit to be used for it, and provides a color cathode ray tube which uses a glass frit containing as a crystallizing filler, an α-4PbO.B2O3 crystal powder and/or a Pb3 | 05/11/2004 |
| 6635592 | Tungsten seal glass for fluorescent lamp A tungsten sealing glass for use in a fluorescent lamp has a composition of, by mass percent, 65-76% SiO2, 10-25% B2 O3, 2-6% Al2 O3, 0.5-5.8% MgO+CaO+SrO+BaO+ZnO, 3-8% Li2 O+Na2 ... | 10/21/2003 |
| 6616857 | C-axis oriented lead germanate film A ferroelectric Pb5 Ge3 O11 (PGO) thin film is provided with a metal organic vapor deposition (MOCVD) process and RTP (Rapid Thermal Process) annealing techniques. The PGO film is substantially crystallization with c-axis ... | 09/09/2003 |
| 6599851 | Composition of dielectric for plasma display panel A composition of a dielectric for a plasma display panel in use for fabricating a barrier rib having a low sintering temperature, a low coefficient of thermal expansion, a low dielectric constant and a high withstand voltage. The composition of a dielectr... | 07/29/2003 |
| 6534427 | Night glow glaze for ceramics A lead-free glow in the dark glaze is provided for ceramic bisques. It includes Frit, Lithium Carbonate, Borax, carboxmethylceullulose and a phosphorus pigment. In some applications, Bentonite and/or Magnesium Sulfate are used. Preservatives and defloccul... | 03/18/2003 |
| 6439943 | Manufacturing method of plasma display panel that includes adielectric glass layer having small particle sizes The object of the present invention is to provide a high-intensity, reliable plasma display panel even when the cell structure is fine by resolving the problems such as a low visible light transmittance and low voltage endurance of a dielectric glass laye... | 08/27/2002 |
| 6430966 | Glass-ceramic material and method of making The present invention is a glass-ceramic material and method of making useful for joining at least two solid ceramic parts. The seal is a blend of MA O--MB Oy --SiO2 that substantially matches a coefficient of t... | 08/13/2002 |
| 6403506 | Glass powder and use thereof The invention relates to a glass powder, where at least one oxidizing agent or one reducing agent is added to the glass powder. The glass powder is preferably used as dental glass powder.... | 06/11/2002 |
| 6387833 | Sealing composition A sealing composition having at least one member from -4PbO.B2 O3 crystal powder and Pb3 O4 powder incorporated in a total amount of from 0.0001 to 3 parts by weight to 100 parts by weight of a compositio... | 05/14/2002 |
| 6383961 | Composition of dielectric for plasma display panel A composition of a dielectric for a plasma display panel in user for fabricating a dielectric thick film for a front substrate having a low sintering temperature, a low thermal expensive coefficient, a high dielectric constant and a high withstand voltage... | 05/07/2002 |
| 6287996 | Ceramic color composition and process for producing a curved glass plate A ceramic color composition which comprises from 5 to 40 wt % of a heat-resistant color pigment powder, from 50 to 94.5 wt % of a glass powder, from 0 to 25 wt % of a refractory filler, and from 0.1 to 40 wt % of at least one whisker-like refractory fille... | 09/11/2001 |
| 6287995 | Composition of sealing glass A sealing glass composition for bonding the upper plate and the lower plate of a flat panel display device is described. The sealing glass composition includes a low melting point glass containing PbO of less than 20% and having a sintering temperature of... | 09/11/2001 |
| 6245699 | High strength sealing glass A sealing glass composition in powdered form comprising a crystallizable base glass in the vitreous state and vanadium zirconium silicate in an amount from about 0.1 to 1 weight percent of the base glass. The sealing glass also may contain aluminum oxide ... | 06/12/2001 |
| 6183871 | Sealing glass paste for cathode ray tubes A sealing glass paste which comprises at least one sealing glass frit powder and an aqueous binder which comprises an aqueous solution, dispersion or emulsion of a polymeric material and a water soluble oxidant which decomposes at a temperature of below 4... | 02/06/2001 |
| 6110569 | Conductive paste and non-reciprocal device using the same The invention is a conductor paste composition comprising a conductive material that contains silver as the essential component, and an inorganic binder as dispersed in a vehicle, wherein said inorganic binder contains, in terms of oxides, from 10 to 60% ... | 08/29/2000 |
| 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 |
| 6010973 | Dielectric forming material for use in plasma display panel and glass powder used therefor A dielectric forming material for a plasma display panel enables to form a dielectric layer having a high dielectric strength and good transparency. The dielectric forming material is provided with a green sheet in form that comprises, as a component, gla... | 01/04/2000 |
| 5922444 | Glaze composition A glaze composition suitable for a thin chip substrate, for example. The glaze composition makes a low-temperature glazing possible and is superior in the electrical and chemical stability. The glaze composition can prevent even a thin substrate from warp... | 07/13/1999 |
| 5922627 | Low resistivity palladium-silver compositions Glass frits containing lithium are used in thick film palladium-silver compositions which after firing result in conductors or resistors that exhibit very low resistivity and TCR.... | 07/13/1999 |
| 5883029 | Compositions comprising fused particulates and methods of making them The disclosure describes a method for producing bulk, particulate material that includes solid, generally ellipsoidal particles by dispersing irregularly shaped feed particles including about 60 to 100% by weight of at least one silicate-containing materi... | 03/16/1999 |
| 5792716 | Thick film having acid resistance The present invention provides a new and improved thick film paste for use as an acid resistant overglaze. In one preferred embodiment such paste includes a glass composition comprising in weight percent from about 30% to about 60% PbO, from about 5% to a... | 08/11/1998 |
| 5674789 | Lead- and cadmium-free finely divided glass frit compositions A lead- and cadmium-free glass-frit composition based on a borate glass and containing 4 to 22 mole % La2 O3 and 0 to 10 mole % SiO2 as network-forming oxides and B2 O3, wherein the molar ratio of B | 10/07/1997 |
| 5605591 | Process for the preparation of a laminated enamelled glazing and enamel composition used The invention relates to a method for fabricating laminated glazing comprising at least one enamel layer, wherein is deposited an enamelled composition comprising an anti-adhesive frit, a medium and, optionally, a low melt point frit on a portion of the i... | 02/25/1997 |
| 5534469 | Low temperature non-crystallizing sealing glass As a sealing composition which can seal a panel and a funnel of a color CRT at a relatively low temperature for a relatively short time, a non-crystallizing sealing glass essentially consists of PbO--ZnO--B2 O3 --Bi2 O | 07/09/1996 |
| 5447892 | Crystallized glass compositions for coating oxide-based ceramics The present invention relates to a zinc oxide varistor as a characteristic element of an arrestor for protecting a transmission and distribution line and peripheral devices thereof from surge voltage created by lightning, and more particularly a highly re... | 09/05/1995 |
| 5346863 | Low temperature sealing composition A low temperature sealing composition consists essentially of 45.0 to 85.0 wt. % of PbO, 1.0 to 11.0 wt. % of B2 O3, 1.0 to 45.0 wt. % of Bi2 O3, 0.2 to 10.0 wt. % of Fe2 O3, 0 to 15.0 wt. % ... | 09/13/1994 |
| 5305137 | Optical isolator and method for fabricating the same A polarizer, a Faraday rotator and an analyzer are fixed by fused glass applied on an outer periphery of the polarizer to be contacted with the Faraday rotator and on an outer periphery of the analyzer to be contacted with the Faraday rotator. No adhesive... | 04/19/1994 |
| 5283212 | Thallium germanate, tellurite, and antimonite glasses This invention relates to thallium tellurite glasses possessing a high Verdet constant and high optical nonlinearity, as well as good visible and infrared transmission, making them suitable materials for the fabrication of active optical devices. The glas... | 02/01/1994 |
| 5262364 | High thermal expansion, sealing glass A glass composition for hermetically sealing to high thermal expansion materials such as aluminum alloys, stainless steels, copper, and copper/beryllium alloys, which includes between about 10 and about 25 mole percent Na2 O, between about 10 a... | 11/16/1993 |
| 5250475 | Black glass pastes for glazing and their production Black glass pastes for edging glass windows in automobiles comprise ground, lead-containing modified borosilicate glass which has sulfides or polysulfide fused therein, black ground pigment and a carrier medium which is liquid at room temperature or highe... | 10/05/1993 |
| 5240884 | Silver-glass die attach paste A silver-glass paste comprising silver flake, lead vanadium telluride glass, resin, surfactant and a mixture of solvents, said mixture comprising at least two solvents selected from the group consisting of glycol ether, isoparaffin, and terpineol, each of... | 08/31/1993 |
| 5204290 | Crystallized glass The invention relates to crystallized glass that can be used with various electronic components such as magnetic heads and the like as bonding or sealing glass. This crystallized glass comprises, in % by weight, at least 11-17% of SiO2, 7-10% o... | 04/20/1993 |
