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 |
| 8029943 | Method to make conductive hydrophilic fuel cell elements A flow field plate for a fuel cell that has one or more outer layers that makes the plate more conductive and hydrophilic. In one embodiment, the coating is co-deposited as combination of a conductive material and a metal oxide coating. A suitable conductive materia... | 10/04/2011 |
| 7356911 | Method for producing an insulated wire A method for producing an insulated wire having a cross section of a desired shape, in which a conductor having a cross section of a desired shape is coated with an insulating film, which method comprises: supplying a raw conductor while passing through a rolling un... | 04/15/2008 |
| 7234229 | Method and apparatus for manufacturing motor coil The present invention provides a process and an apparatus for the preparation of a motor coil by which a longitudinally wound motor coil, so called, can be easily prepared. First, a molded product 10 comprising a column part 11, and a fin part 12 | 06/26/2007 |
| 7120993 | Method of manufacturing insulated coil On a surface of a glass cloth adhered a mica layer sheet, a mixture of inorganic particles having a thermal conductivity of at least 5 W/mK, a resin, and a solvent is applied to form a layer of the mixture of the inorganic particles, the resin, and the solvent; the ... | 10/17/2006 |
| 7070830 | Method and apparatus for producing elastomer/steel wire composites In a method of the present invention for producing elastomer/steel-wire composite, a steel wire is drawn through a plurality of drawing dies, and the steel wire is coated with an elastomer within 30 secs. after the steel wire passed through the final drawing die. An... | 07/04/2006 |
| 6925703 | Method for producing an insulated wire A method for producing an insulated wire having a cross section of a desired shape, in which a conductor having a cross section of a desired shape is coated with an insulating film, which method comprises: supplying a raw conductor while passing through a rolling un... | 08/09/2005 |
| 6231919 | Method of making conductor insulated with foamed fluoropolymer A communications cable is provided having at least one elongate electrical conductor surrounded by a layer of insulating material, said layer comprising a foamed fluorinated polymer formed using a liquid or solid blowing agent having a vaporization temper... | 05/15/2001 |
| 5846355 | Jacket material for protection of electrical conductors The present invention is an improved jacketing material for all forms of electro-magnetic energy conductors. The jacket material of the present invention comprises a silicone material that is imbibed into a porous polymer, such as expanded polytetrafluoro... | 12/08/1998 |
| 5716665 | Process for coating an electroconductive material using foamable solid compositions based on perfluoropolymers The invention relates to a foamable solid composition based on thermoprocessable perfluoropolymers comprising, homogeneously dispersed in the polymeric matrix, 0.05-20% by weight of a liquid fluoropolyether having molecular weight lower than 3,500 and 0.0... | 02/10/1998 |
| 5128175 | Insulated electric wire and process for producing the same A process for producing an insulated electric wire, comprising the steps of coating around a conductor an energy radiation curable resin composition having heat expansible microspheres incorporated therein, and curing the energy radiation curable resin co... | 07/07/1992 |
| 4970112 | Shielded wire The present invention relates to a very small diameter shielded wire having low electric capacitance and high dielectric breakdown voltage. A shielded wire with polyethylene foam insulation has been widely used as interconnecting wires or cables between an ant... | 11/13/1990 |
| 4816618 | Microminiature coaxial cable and method of manufacture A coaxial cable is provided having a ribbon inner conductor surrounded by a dielectric and a circumferential conductor. The coaxial cable may be microminiature comprising a very thin ribbon strip conductor from between 5 to 15 μm thick and from 150 to 20... | 03/28/1989 |
| 4808476 | Method for protecting heat sensitive substrates from fire and excessive heat and resulting article A method for protecting heat sensitive substrates from fire and excessive heat involves: I. applying to the substrate a layer of a char forming intumescent curable composition comprising: (a) an epoxide group containing material, at least 20 weight percent of ... | 02/28/1989 |
| 4731018 | Orthodontic arch wires Various embodiments of orthodontic arch wires are disclosed. These embodiments comprise a metal part and a plastic part arranged so that the metal part faces teeth of the arch while the plastic faces labially. The arch wire is formed by an extrusion proce... | 03/15/1988 |
| 4676996 | Method of producing a foamed multiple thermocouple A method of producing a multiple thermocouple having a conductive open-cellular foam matrix, a portion of which forms a first pole with a plurality of discrete conductors of a different material from the foam matrix embedded in the foam having a portion o... | 06/30/1987 |
| 4663095 | Method of making a foamed insulation coaxial cable for hyperfrequencies transmissions The invention concerns a method for producing a coaxial cable intended for the transmission of very high frequency signals. This coaxial cable comprises a dielectric insulating layer composed of foamed polytetrafluoroethylene or a composition comprising a... | 05/05/1987 |
| 4581291 | Microminiature coaxial cable and methods manufacture A coaxial cable is provided having a ribbon inner conductor surrounded by a dielectric and a circumferential conductor. The coaxial cable may be microminiature comprising a very thin ribbon strip conductor from between 5 to 15 μm thick and from 150 to 20... | 04/08/1986 |
| 4556581 | Method of manufacturing an insulant having a self reticulating cellular structure A method of manufacturing an insulant having a self reticulating structure for an electrical cable including at least one bare wire (1) obtained from a wire-drawing machine (10), the method comprising: using grafted polyethylene which is finely crushed or whic... | 12/03/1985 |
| 4273806 | Method of forming electrical insulation by extruding polymeric compositions containing hollow microspheres A method is disclosed for forming electrical insulation about a wire conductor using thermoplastic polymers, combined with hollow microspheres formed from silica and alumina. The hollow microspheres are naturally occurring materials found in water. New ex... | 06/16/1981 |
| 4131690 | Method of powder coating an insulated electrical conductor A method of producing an insulated electrical conductor, in which a wire conductor is coated with an inner layer of heat resistant material and covered with electrostatically deposited powdered polymeric material which is fused by heat to form an outer la... | 12/26/1978 |
| 4125645 | Latex modified pulp insulated conductors A pulp insulated electric communications conductor in which the wood pulp fibers of the insulation are coated with an aqueous cationic deposition aid polymer and then an aqueous based anionic latex polymer. In a process for applying a layer of insulating ... | 11/14/1978 |
| 4107354 | Coating electrically conductive wire with polyolefin Disclosed is a coaxial cable having greatly improved mechanical and electrical properties derived from a foamed dielectric having a dielectric constant in the range of 1.32 to 1.1, such cable being provided by a novel method of coating a center conductor ... | 08/15/1978 |
| 4051298 | Strippable composite of polymeric materials for use in insulated electrical conductors, a method of forming the same and products thereof A composite of polymeric materials which are adheringly joined to each other and which can be easily and cleanly separated by stripping apart with a low pulling force whereupon the contacting surfaces of their interface separate cleanly without retention ... | 09/27/1977 |
| 4034134 | Laminates and coated substrates A process for producing a laminate by coating a continuous first layer of a film forming material onto a release sheet, distributing flock fibers uniformly onto the first layer, drying the first layer to form a film and secure the flock fibers thereto in ... | 07/05/1977 |