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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7934393 | Process for recycling glass fiber An effective process for removing organic coatings and binders from glass fiber surfaces in a manner that is both environmentally friendly and does not comprise the integrity or physical properties of the fiber. ... | 05/03/2011 |
| 7206480 | Method of forming interlayer connections in integrated optical circuits, and devices formed using same A method and system of forming vertical optical interconnects in optical integrated circuits is disclosed. The method includes forming a first optical transmission layer over a substrate. A first cladding layer is then formed on the first optical transmission layer ... | 04/17/2007 |
| 7013055 | Optical waveguide device, manufacturing method thereof, and optical communication apparatus A method of manufacturing an optical waveguide device includes providing an optical fiber guide for fixing an optical fiber and optical element placing portions for providing element mounting benches outside a waveguide fixing region of a silicon substrate. A metall... | 03/14/2006 |
| 7003985 | Method and apparatus for removing polymeric coatings from optical fiber in a non-oxidizing environment In accordance with the invention, the polymeric coating is removed from a coated optical fiber by disposing the fiber within a non-oxidizing environment and applying sufficient heat to volatilize at least a portion of the polymeric coating. The result is that the co... | 02/28/2006 |
| 6987912 | Epitaxial growth for waveguide tapering A method to form a semiconductor taper without etching the taper surfaces. In one embodiment, a semiconductor waveguide is formed on a workpiece having an unetched top surface; e.g., using a silicon insulator (SOI) wafer. A protective layer is formed on the waveguid... | 01/17/2006 |
| 6681600 | System for removing a uniform length of coating from a fiber optic cable A system and method for removing a predetermined length of coating from a fiber optic cable. The system includes a chemical bath, and a system for forming a loop in a fiber optic cable. The loop forming system includes a vertical column, and a slide arm h... | 01/27/2004 |
| 6471880 | Process for chemical roughening of glass comprising rinsing with salt solution and article obtained thereby Provided is a process for etching glass objects by chemical treatment. The process includes (a) at least one stage of chemical treatment of the object, and (b) at least one stage of rinsing the objects etched by the treatment of step (a) with an aqueous s... | 10/29/2002 |
| 5879425 | Method for fabrication of microchannel multiplier plates A rod of etchable core glass material is inserted within a lead glass sleeve and heated in a furnace to drawing temperature and drawn from the furnace into a fiber. The lower end of the glass sleeve is collapsed around the core glass, thereby sealing the ... | 03/09/1999 |
| 5772777 | Method for processing composite materials to enable recycling thereof A method for processing composite materials (matrix+reinforcing fibers) to enable recycling thereof. The method is useful for chemically upgrading materials and comprises exposing the materials to ozone.... | 06/30/1998 |
| 4462815 | Scrap glass recovery A method of removing coatings from glass fibers in which the fibers are introduced into a bed fluidized by a gas at elevated temperatures, the gas converting the coatings to substances which leave the bed with the gases.... | 07/31/1984 |
| 4432780 | Glass fiber scrap reclamation A method of reclaiming chemically coated glass scrap is disclosed. The scrap is introduced into the oxidizing atmosphere of a hydrocarbon-fuel fired glass melting furnace. Some of the glass is melted with the unmelted portion being melted with the glass b... | 02/21/1984 |
| 4397692 | Method for the reclamation of glass fiber from scrap fiber glass mat A method and apparatus for the reclamation of inorganic fibers from waste continuous strips of inorganic fibers. A binding agent, such as an organic binder, must be removed before the fibers can be reused or further processed. One or more layers of contin... | 08/09/1983 |
| 4145202 | Method for reprocessing glass fibers A method is disclosed for processing waste glass strands and/or fibrous filaments which are produced in the course of operating a glass fiber forming plant for subsequent reuse as batch ingredients for a glass fiber forming process. The method described i... | 03/20/1979 |
| 4139357 | Chemical desizing of fiber glass fabric Sized fiber glass fabric is cleaned and desized by contacting the sized fabric with an oxidizing agent under alkaline conditions followed by treatment with an organic solvent.... | 02/13/1979 |
