Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7763554 | Method and device for forming a longitudinal fiber web and for forming a transverse fiber web and for forming a cross fiber web and for forming an airbag A method is described for forming a longitudinal fiber web, wherein synthetic tapes with an elongated cross-sectional contour are positioned substantially parallel to each other for forming a bundle, wherein the tapes are embedded in a matrix material. The tapes are... | 07/27/2010 |
| 7737058 | Airbag with flame retardant monolithic coating layer Provided herein are specific coating compositions, which are used as a monolithic coating layer for airbags. Preferably, these coating compositions are comprised of urethanes, which are blended together, where at least one of the urethane components is inherently fl... | 06/15/2010 |
| 7737059 | Airbag coating Coating compositions, which are used as a monolithic coating layer for airbags. The coating compositions include a combination of urethanes which are blended together. At least one of the urethane components provides gas-retaining properties and the other provides t... | 06/15/2010 |
| 7399718 | Water-repellent and vapor-permeable multilayer material for outdoor applications The invention relates to a multilayer material comprising (a) a first layer that consists of plaster or that substantially consists of plaster, and (b) at least one second layer, comprising a sandwich textile fiber material. The fibers of said material are interlink... | 07/15/2008 |
| 7381664 | Surface electroconductive biostable polymeric articles Organic inherently conductive polymers, such as those based on polyaniline, polypyrrole and polythiophene, are formed in situ onto polymeric surfaces that are chemically activated to bond, ionically, the conductive polymers to the substrates. The polymeric substrate... | 06/03/2008 |
| 7311831 | Filtration membrane and method of making same A filtration membrane and method of making the same wherein the filtration membrane comprises obstructions and/or spacers. ... | 12/25/2007 |
| 7309663 | Asymmetric porous polytetrafluoroethylene membrane for clothing The present invention provides an asymmetric porous PTFE membrane for clothing having little change over time and conventionally known properties of a porous PTFE molded article such as water permeability resistance, air permeability, sealing properties and electric... | 12/18/2007 |
| 7279438 | Coated insulation board or batt An insulation composite for attenuating energy or sound transmission has a body layer of insulating material with a roughly textured face and a uniform thickness solid cover layer permanently embedded in the body layer to a partial depth so that material of the body... | 10/09/2007 |
| 7267601 | Method of producing polishing cloth A polishing cloth to be produced has a surface layer stacked over a base material. The surface layer is made of a foamed layer and a non-foamed layer, the foamed layer including air bubble cells and the non-foamed layer having an externally exposed surface where lin... | 09/11/2007 |
| 7238407 | Multi-layer reinforcing laminate Multi-layer laminates are provided which contain at least two binder layers and at least two textile-containing layers. One binder layer faces a substrate to be reinforced, with a second binder layer between two textile-containing layers wherein one of the textile-c... | 07/03/2007 |
| 7205251 | Structural composite The present invention relates generally to composite materials and to methods of manufacturing the composite materials. In particular, the composite material of the present invention utilizes combinations of continuous fibers in the form of loops, chopped fibers, wo... | 04/17/2007 |
| 7182989 | Flooring system and method A flooring system for use in a residential environment. The flooring system includes a subfloor adapted to support the mass of a user and modular surface covering elements for disposition in edge to edge covering arrangement across at least a portion of the subfloor... | 02/27/2007 |
| 7156956 | Paper industry process belt with a surface structure composed of a porous membrane A family of paper industry process belts (“PIPB's”) having a range of properties for different applications in the paper industry. The PIPB can be a laminate comprising a grooved press belt and a porous membrane embedded therein and used as a substitute dewateri... | 01/02/2007 |
| 7134952 | Polishing cloth A polishing cloth has a surface layer stacked over a base material. The surface layer is made of a foamed layer and a non-foamed layer, the foamed layer including air bubble cells and the non-foamed layer having an externally exposed surface where linear cuts are fo... | 11/14/2006 |
| 7118650 | Wet paper web transfer belt In a wet paper web transfer belt, the wet paper web side layer is formed by a high molecular weight elastic section containing porous bodies which are exposed at, or protrude from the web-contacting surface. The porous bodies are anchored in the resin and wear at ab... | 10/10/2006 |
| 7105234 | Flame retardant corrosive resistant conductive fabric article and method Disclosed is a conductive, flame-retardant polymeric fabric composed of a woven or non-woven nylon, polyester or acrylic fabric. A surface of the fabric is provided with a flame-retardant layer applied by coating the flame-retardant directly onto the fabric surface.... | 09/12/2006 |
| 7078358 | Low VOC cleanroom cleaning wipe A prewetted cleaning wipe for cleaning surfaces and having low volatile organic chemical and low nonvolatile residue properties comprising a wipe substrate wetted with an aqueous solution of high purity water and an effective amount of an acetylenic alcohol surface ... | 07/18/2006 |
| 6963151 | Composite lamina arrangement for canning of motors In the embodiments described in the specification, an electric motor has a stator and a rotor and a wrap layer includes composite lamina arrangement containing a liquid barrier with a veil cloth and a chopped strand mat resin layer, a strength element containing a h... | 11/08/2005 |
| 6933036 | Non-skid floor mat design A non-skid floor mat for use in a golf car is provided to enable traction with one of a hard spike and a soft spike of a golf shoe. The non-skid floor mat includes a sheet of elastomeric material and nibs in the wall area of the mat. The nibs are sufficiently spaced... | 08/23/2005 |
| 6863953 | Surface material of urethane resin and a method for preparation thereof The present invention provides a surface material which can be replaced to the conventional surface material made of soft polyvinylchloride resin. This surface material is useful for the various uses such as the material for car interior, surface material furniture ... | 03/08/2005 |
| 6855652 | Structurally reinforced panels A structurally reinforced panel and a method of forming the panel are disclosed. The reinforcement includes a fibrous woven material in a bondable plastic matrix. ... | 02/15/2005 |
| 6825137 | Lightweight ballistic resistant rigid structural panel A lightweight ballistic resistant rigid structural panel especially for use in aircraft interiors is disclosed. The rigid structural panel is made up of a core layer including a plurality of sheets of flexible, high-tensile strength fabric interleaved with a plurali... | 11/30/2004 |
| 6818282 | Resilient flooring structure with encapsulated fabric A laminated fabric floor product having an encapsulated fabric scrim within a vinyl resilient flooring structure. The laminated fabric floor product structure includes a PVC calendered base, a first hot melt film, a fabric, a second hot melt film, a calendered clear... | 11/16/2004 |
| 6774065 | Waterproof-finished fabric and waterproof clothing A waterproofed fabric and a sealing tape for a waterproofed fabric each include a waterproof layer, a resin composition containing spherical particles with a specified particle size laminated to the waterproof layer. A waterproof article of clothing uses the fabric ... | 08/10/2004 |
| 6555488 | Three-dimensionally reinforced cellular matrix composite and method of making same A light-weight and impact-resistant composite material formed from a three-dimensional textile structure preform comprising at least three systems of yarns that define a plurality of interstices within the textile structure. A cellular matrix material imp... | 04/29/2003 |
| 6537934 | Adhesive compositions and composite materials A composite material is formed from a flexible porous hardening foam (e.g. polyurethane) and an adhesive composition which sets to a water-resistant film and contains a water-absorbent filler (e.g. fumed silica) in an amount such that the film is water ab... | 03/25/2003 |
| 6514888 | Cushioning material for forming press A cushioning material for forming press includes fiber material layers 31 and 32 superimposed with a bonding material layer 30 interposed, an upper rubber layer 33 positioned on an upper surface of one fiber material layer 31, a lower rubber layer 34 posi... | 02/04/2003 |
| 6451429 | Temperature sensitive polymers and water-dispersible products containing the polymers The present invention is directed to a novel process of making N-isopropyl acrylamide (NiPAm) polymers based upon the reaction of poly(acrylic acid) and N-isopropylamine. The disclosed method of the present invention uses polyacrylic acid as a starting ma... | 09/17/2002 |
| 6427728 | Conveyor belting with reinforcing fabric formed from three interlaced layers A belting (10) reinforced with at least one fabric ply (16). The fabric ply (16) is a composite fabric (26). The fabric (26) has two woven layers (28, 30) and an intermediate third layer of straight warp yarns (34). The woven layers (28, 30) and straight ... | 08/06/2002 |
| 6416854 | Monolithic roofing surface membranes and applicators and methods for same A uniformly applied monolithic roofing surface membrane at appropriate thickness and pitch is field applied upon a surface. The surface membrane may be field applied from a spray applicator foam dispenser moving between two parallel tracks. The uniform ap... | 07/09/2002 |
| 6339031 | Microcellular carbon foams and microcellular C/C composites fabricated therefrom A novel class of carbon fiber precursor derived carbon foams and a method for their production are described. A new class of C/C composites comprising unidirectional or woven carbon fabrics in a matrix of the novel carbon foams, and the method for their p... | 01/15/2002 |
| 6277768 | Temperature sensitive polymers and water-dispersible products containing the polymers The present invention is directed to a novel process of making N-isopropyl acrylamide (NiPAm) polymers based upon the reaction of poly(acrylic acid) and N-isopropylamine. The disclosed method of the present invention uses polyacrylic acid as a starting ma... | 08/21/2001 |
| 6165920 | Water-resistant and stain-resistant, antimicrobial treated textile fabric A liquid and stain-resistant antimicrobial fabric is provided that can withstand the high temperatures required for transfer printing. A coating composition comprising a copolymer composition, an antimicrobial agent and a fluorochemical composition is app... | 12/26/2000 |
| 6162748 | Woven floor coverings The present invention relates to a method of preparing a woven textile surface covering. The method involves applying a resin composition layer onto a back surface of a woven layer. The woven layer is formed by weaving warp and weft yarns. The resin compo... | 12/19/2000 |
| 6068915 | Thermosetting syntactic foams and their preparation A low-density, syntactic foam material is provided according to the invention. The syntactic foam material is prepared by mixing together a plurality of microballoons and a finely divided solid thermosetting resin. Fibers are also preferably incorporated ... | 05/30/2000 |
| 5985405 | Three dimensionally reinforced ablative/insulative composite The present invention relates to a three-dimensionally reinforced ablative/insulative composite that includes a high density fabric-based ablative layer and a low density resin-based insulative layer that is chemically bound to the ablative layer. This co... | 11/16/1999 |
| 5976685 | Foam-fabric laminate for a cushion assembly A seat cushion assembly is formed by (a) placing a foam-fabric laminate (14, 15) and an air impervious adhesive film (16) over a mold (18); (b) drawing the adhesive against the foam and urging the fabric against the mold by vacuum; (c) placing a foam pad ... | 11/02/1999 |
| 5945186 | Airbag fabric coated with a porosity blocking cross-linked elastomeric resin A coated base fabric for use in an automotive airbag is provided. The coated base fabric includes a substrate of woven nylon or polyester which is overcoated with a porosity blocking layer of a cross-linked elastomeric resin. Such a resin may be, without ... | 08/31/1999 |
| 5897929 | Polyamide coated airbag fabric A coated base fabric for use in an automotive airbag is provided. The coated base fabric includes a substrate of woven nylon or polyester which is overcoated with a porosity blocking layer of polyamide material. The porosity blocking layer of polyamide ma... | 04/27/1999 |
| 5750444 | Breathable fabric lamination, apparatus and methods A breathable laminate comprises at least two porous webs laminated together with a porous adhesive matrix, preferably a random fibrous adhesive pattern having a coat weight of between 1.5 and 12 grams per square meter. The two or more porous webs comprise... | 05/12/1998 |