Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 5397830 | Dielectric materials The present invention provides new and improved dielectric materials. In one preferred embodiment such novel dielectric material is formed by firing a composition including a glass composition comprising in weight percent from about 22% to about 45% ZnO, ... | 03/14/1995 |
| 5393558 | Method of bonding a conductor composition including a lithium compound to an aluminum nitride substrate The present invention provides a method of adherently depositing a thick film composition on an aluminum nitride substrate comprising the steps of providing an aluminum nitride substrate, providing a thick film composition, and applying the thick film com... | 02/28/1995 |
| 5385781 | Multilayer thermoformable structure This invention relates to a multilayer thermoformable structure comprising (A) at least one cap layer and (B) at least one core layer, and polymer compositions for making the same. The multilayer structures and polymer compositions of the invention are us... | 01/31/1995 |
| 5384495 | Wiring error detector for door operator A door operation control system has a door opening for moving a door between open and closed positions. A door operator control circuit selectively operates the drive means to move the door between the open and closed positions. An obstruction detection d... | 01/24/1995 |
| 5368795 | Use of ethylene/vinyl acetate polymer binders as drying pressing aids for ceramic powders Aqueous ceramic slurries suitable for use in the forming of sintered ceramic bodies are formed by combining a) ceramic particles, b) an aqueous polymer emulsion containing an ethylene/vinyl acetate polymer, and c) water. The slurry is dried to form a free... | 11/29/1994 |
| 5366669 | Injection molding of ceramic articles using aqueous based thermoplastic resin Polyvinyl alcohol copolymers are used as binder in an aqueous ceramic particle slurry for injection molding green ceramic bodies. The slurry is dried to form a coated powder which is then heated and injection molded into a desired shape. The molded shape ... | 11/22/1994 |
| 5358670 | Process for preparing grignard reagents in diethylene glycol dibutyl ether This invention relates to an alkyl Grignard reagents in diethylene glycol dibutyl ether. The invention also relates to a novel method for preparing Grignard reagents comprising reacting an alkyl halide with magnesium metal in the presence of diethylene gl... | 10/25/1994 |
| 5350810 | Polyester-arcylic graft polymers for use in powder coatings A thermosetting powder paint coating containing a polymeric binder comprising a polyester graft acrylic copolymer and a low molecular weight crystalline polyester. The coatings can be pigmented or non-pigmented. The polyester-graft-acrylic copolymer can b... | 09/27/1994 |
| 5350266 | Plastic capped nut The invention provides a nut and cap assembly, wherein the nut has relatively flat external side faces symmetrically located about a central axis, the side faces being symmetrical on opposite sides of a central plane perpendicular to the axis of the nut. ... | 09/27/1994 |
| 5348915 | High-gloss ceramic frits Lead-free ceramic frits for producing glazes with intrinsic opacity, and methods of coationg ceramic substrates with the ceramic frits, wherein the ceramic frits have the following composition: ______________________________________ SiO2 | 09/20/1994 |
| 5348914 | Granular materials, a process for their production and their use The present invention relates to abrasion-resistant granular materials which are composed of one or more inorganic pigments, one or more inorganic elements and/or compounds with a Mohs hardness of at least 7 and one or more inorganic and/or organic binder... | 09/20/1994 |
| 5344082 | Tribo-electric powder spray gun A tribo-electric powder spray gun includes a diffuser for mixing powder with a conveying gas, a charging portion downstream of the diffuser, and a sprayhead at the outlet of the charging portion for dispensing the charged powder. The charging portion has ... | 09/06/1994 |
| 5341989 | Electrostatic powder spray gun with hose purge adaptor An electrostatic powder spray gun includes a hose purge adapter connected in the hose line that supplies powder to the gun. The hose purge adapter is connected to a supply of purge gas and allows the powder flow path in the hose line and the powder flow p... | 08/30/1994 |
| 5340277 | Controller for remote control ceiling fan An enclosure is provided for the installation of a ceiling fan remote control circuit in a ceiling fan. A generally rectangular box encloses the circuit and is installed inside a canopy of a ceiling fan so that it rests above a support conduit and below a... | 08/23/1994 |
| 5336312 | Bismuth-containing colorants This invention relates to colorants represented by the formula Bi2 Ax-1 Dx Oy wherein: A is selected from the group consisting of Bi, Ba, Sr, Ca, Y, La, or a mixture of two or more thereof; D is selected from the group ... | 08/09/1994 |
| 5335513 | Apparatus and method for detecting characteristics of a working fluid A heat transfer system includes a high side pressure sensor in the form of a temperature dependent resistance in heat exchange with the system working fluid to locally heat the fluid in response to a control signal. Control means are provided for applying... | 08/09/1994 |
| 5334412 | Enamel for use on glass and a method of using the same The present invention provides a novel enamel composition and a method of using the same to decorate substrates such as a section of glass. The enamel composition comprises a solids portion and a vehicle. The solids portion includes at least one glass fri... | 08/02/1994 |
| 5329074 | Marine engine exhaust muffler An exhaust muffler for mounting on the transom of a powerboat in association with the exhaust pipes which extend through the transom. The muffler comprises a housing extending laterally across the stern of the boat and rearwardly from the transom to defin... | 07/12/1994 |
| 5326599 | Cabin purge system for automotive powder coating A method and apparatus for powder spraying a automotive or other vehicle body in a powder spray booth includes a cabin purge zone in which a pair of inlet hood assemblies are positioned to the side window openings on each side of the body and the cavity i... | 07/05/1994 |
| 5326591 | Bismuth-containing lead-free glass enamels and glazes of low silica content This invention relates to a lead-free glass coating made by firing a lead-free glass composition comprising in weight percent from about 35% to about 77% of bismuth oxide, from about 10% to about 33% of boron oxide, and from about 10% to about 32% of zinc... | 07/05/1994 |
| 5321081 | Polyolefins compatibilized with styrene copolymers and/or polymer blends and articles produced therefrom A compatibilized polymer alloy has been developed which has excellent processability under thermaforming conditions and the molded articles produced from the alloy exhibit superior gloss, shrinkage, surface hardness, polarity, strength and high heat disto... | 06/14/1994 |
| 5318207 | Method and apparatus for portable dispensing of foam material A pressurized solution of a material with a dissolved gas is maintained and dispensed in a system that allows the material can be dispensed as a foam at any location. The system is portable and avoids the need for a large mixing apparatus at the location ... | 06/07/1994 |
| 5314629 | Method and system for treating drinking water The present invention provides a new and improved method for treating drinking water in a drinking water treatment plant that provides for substantial or complete removal of chlorine dioxide and an associated by-product from water when chlorine dioxide is... | 05/24/1994 |
| 5308395 | Liquid colorant/additive concentrate for incorporation into plastics Liquid concentrates for incorporation into polymeric resins are described that are storage stable and resistant to settling or viscosity changes which comprise: (I) a vehicle comprising: (A) at least one organic rosin material; (B) at least one surfactant; and... | 05/03/1994 |
| 5306674 | Lead-free glass coatings This invention relates to a lead-free glass coating made by firing a lead-free glass enamel composition comprising a glass frit having by weight from about 20% to about 40% zinc oxide, from about 20% to about 32% boron oxide, and from about 10% to about 3... | 04/26/1994 |
| 5298330 | Thick film paste compositions for use with an aluminum nitride substrate A thick film paste composition adapted to be bonded onto an aluminum nitride substrate is provided which comprises (a) an electrical property regulating component present in an amount sufficient to control the electrical properties of said paste; (b) a le... | 03/29/1994 |
| 5292090 | Simulator for railroad hot wheel detector A simulator is provided for verifying the proper operation of railroad rolling stock hot wheel detectors. The simulator includes heaters mounted on trucks of a railroad car, between the wheels and within the profile of the thickness of the wheels. Shock m... | 03/08/1994 |
| 5289692 | Apparatus and method for mass flow control of a working fluid A mass flow control apparatus and method for use in combination with a heat transfer system having a compressor, condenser, expansion valve, evaporator and working fluid in a s fluid circuit. The mass flow is controlled using a quality sensor for the work... | 03/01/1994 |
| 5286270 | Method of forming glass having a Znz SiO4 enamel layer thereon The present invention provides a method of producing an enamel finish on formed section of glass. The enamel composition partially crystallizes upon heating, thereby helping to prevent the forming and handling equipment from sticking and/or adhering to th... | 02/15/1994 |
| 5280089 | Polyester-acrylic graft polymers for use in powder coatings A thermosetting powder paint coating containing a polymeric binder comprising a polyester graft acrylic copolymer and a low molecular weight crystalline polyester. The coatings can be pigmented or non-pigmented. The polyester-graft-acrylic copolymer can b... | 01/18/1994 |
| 5278231 | Impact-resistant compatibilized polymer blends of olefin polymers and polyamides Blended polymer compositions are described which comprise (I) from about 1% to about 97% by weight of at least one alpha-olefin polymer; (II) from about 1% to about 97% by weight of at least one polyamide; (III) from about 1% to about 97% by weight of at least one ... | 01/11/1994 |
| 5274035 | Ethylene vinyl acetate compositions and tubing made therefrom This invention relates to a tube prepared by the process comprising the steps of (1) blending polymer composition comprising (A) ethylene vinyl acetate copolymer and greater than 0.020% by weight of a cross-linking agent; or (B) a mixture of (a) a major a... | 12/28/1993 |
| 5271962 | Metallic composition and methods for making and using the same The invention provides a metallic composition and methods for making and using the same. In a preferred embodiment the metallic composition forms a conductor path and is bonded to a substrate of aluminum nitride. The metallic composition comprises Mo, Si,... | 12/21/1993 |
| 5270416 | Thermosetting glycidyl modified acrylic powder coatings Thermosetting powder coating compositions are produced based on a low molecular weight glycidyl functional copolymer produced by solvent polymerization of ethylenic monomers in an organic solvent polymerization medium containing at least 15% by weight org... | 12/14/1993 |
| 5264280 | Multilayer thermoformable structure This invention relates to a multilayer thermoformable structure comprising (A) at least one cap layer and (B) at least one core layer, and polymer compositions for making the same. The multilayer structures and polymer compositions of the invention are us... | 11/23/1993 |
| 5258335 | Low dielectric, low temperature fired glass ceramics A low dielectric, low temperature fired glass ceramic produced by firing at about 800°-900° C. a mixture comprising at least one glass consisting of, by weight percent, 0 to 50% B2 O3, 35 to 65% CaO, and 10 to 65% SiO2, ... | 11/02/1993 |
