Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 8065893 | Process, apparatus, and material for making silicon germanium core fiber A process and apparatus for making silicon or silicon/germanium core fiber is described, which uses a plasma process with reducing agent to make a preform. The process also makes the recommendations in selecting the adequate cladding tube for better fiber properties... | 11/29/2011 |
| 8051683 | Optical fiber PCVD using shifting of a deposition reversal point The present invention relates to a method for manufacturing a preform for optical fibers via a vapor deposition process in which the position of the reversal point near the substrate tube's supply side shifts along the longitudinal axis of the substrate tube during ... | 11/08/2011 |
| 7866188 | PCVD apparatus with a choke defined within a microwave applicator The present invention relates to an apparatus for carrying out a PCVD deposition process, wherein one or more doped or undoped layers are coated onto the interior of a glass substrate tube, which apparatus comprises an applicator having an inner and an outer wall an... | 01/11/2011 |
| 7861557 | Plasma torch for making synthetic silica The improved plasma torch for making synthetic silica includes use of nitrogen screen gas from outer quartz tubing to provide active environment isolation. In addition, the present induction plasma torch includes a ring disk for more compact but complete environment... | 01/04/2011 |
| 7854145 | Plasma torch for overcladding an optical fiber preform Disclosed is a plasma torch for overcladding a primary preform of an optical fiber. The plasma torch includes a confinement tube for confining an induced plasma and a torch base. The torch base has a ceramic surface internal to the confinement tube. The plasma torch... | 12/21/2010 |
| 7703305 | Overcladding an optical fiber preform using an air-argon plasma torch The present invention provides an installation for fabricating or overcladding an optical fiber preform, which installation includes an inductive torch for producing a plasma from a plasma generating gas and material feed means and is characterized in that said plas... | 04/27/2010 |
| 7429546 | Silica glass containing TiOand process for its production A silica glass containing TiO2, which has a fictive temperature of at most 1,200° C., a F concentration of at least 100 ppm and a coefficient of thermal expansion of 0±200 ppb/° C. from 0 to 100° C. A process for producing a silica glass contai... | 09/30/2008 |
| 7383702 | Method of forming a phosphorus doped optical core using a PECVD process Embodiments of the present invention provide a highly uniform low cost production worthy solution for manufacturing low propagation loss optical waveguides on a substrate. In one embodiment, the present invention provides a method of forming a PSG optical waveguide ... | 06/10/2008 |
| 7311851 | Apparatus and method for reactive atom plasma processing for material deposition Reactive atom plasma processing can be used to shape, polish, planarize, and clean surfaces of difficult materials with minimal subsurface damage. The apparatus and methods use a plasma torch, such as a conventional ICP torch. The workpiece and plasma torch are move... | 12/25/2007 |
| 7290408 | Apparatus for supporting a preform having a supporting core The invention relates to apparatus for supporting a preform manufactured in an installation for manufacturing or building up preforms having supporting cores, said installation including at least rotation means having a horizontal axis of rotation and two mounting p... | 11/06/2007 |
| 7255843 | Low viscosity-increment fumed-silica and its slurry A fumed-silica, which can make a slurry having sufficient wettability to a polar liquid, excellent dispersibility, and low viscosity even in the high concentration, and a slurry thereof. A fumed-silica and its slurry are provided, wherein the water content is contro... | 08/14/2007 |
| 7257300 | Method for reducing hydrogen sensitivity of optical fiber A method for reducing the hydrogen sensitivity of an optical fiber is disclosed. The method includes a deuterium treatment step of exposing an optical fiber to a gas mixture including a deuterium, so that the optical fiber makes a contact with the deuterium, and a d... | 08/14/2007 |
| 7187817 | Awg coupler for separating electromagnetic radiation of various wavelength regions, and a telecommunications system A single free-beam region for coupling electromagnetic radiation in and out is provided in order in the case of an AWG coupler for spectrally separating electromagnetic radiation to achieve a more stable thermal characteristic and a space-saving layout. ... | 03/06/2007 |
| 7170674 | Fluorescence glass, optical wave guide for optical amplifier and optical amplifier module The present invention provides fluorescent glass containing at least 50 mol % of at least one kind of oxide selected from the group consisting of SiO2, GeO2, and P2O5 as a glass constituent of a region containing a Bi ion ... | 01/30/2007 |
| 7163749 | Process for depositing finely dispersed organic-inorganic films and articles made therefrom A single hybrid organic-inorganic film. The film includes both an organic component, and an inorganic component. The organic component and inorganic component are well interspersed within the film. The film may be incorporated into a multilayer structure including a... | 01/16/2007 |
| 7159418 | Method of producing synthetic quartz glass Fluorine-containing synthetic quartz glass is produced by feeding silica-forming material, hydrogen, and oxygen gases from a burner to a reaction zone, flame hydrolyzing the silica-forming material in the reaction zone to form particles of silica, depositing the sil... | 01/09/2007 |
| 7162138 | Optical fiber with nano-particle overclad An optical fiber includes a core, a cladding layer, and an overclad layer that has a plurality of nano-particles the core. ... | 01/09/2007 |
| 7162137 | Optical fiber with nano-particle cladding An optical fiber includes a core, and a cladding layer that has a plurality of nano-particles around the core. ... | 01/09/2007 |
| 7156046 | Plasma CVD apparatus A plasma CVD apparatus in which microwave power is supplied into a reaction chamber provided inside an annular waveguide through an antenna provided on the inner peripheral part of the waveguide to produce a plasma inside the reaction chamber and to form a film by a... | 01/02/2007 |
| 7143611 | Rod-In-Tube optical fiber preform assembly and method having reduced movement Embodiments of the invention include an optical fiber preform assembly and a method for making optical fiber using the preform assembly. The assembly includes a preform core rod, at least one overclad tube formed around the preform core rod, a handle attached to one... | 12/05/2006 |
| 7121120 | Method of glazing an optical fiber preform with a plasma of reduced power A method of fabricating an optical fiber preform includes an operation of glazing the outside surface of the preform using inductive heating, of the plasma torch type, for localized heating of the preform. A flow of gas between the plasma and the preform in the area... | 10/17/2006 |
| 7092611 | Method for manufacturing a bar-shaped preform as well as a method for manufacturing optical fibres from such a bar-shaped preform The present invention relates to a method for manufacturing a bar-shaped preform. The present invention further relates to a method for manufacturing optical fibers using the manufactured bar-shaped preform. ... | 08/15/2006 |
| 7089766 | Method of forming optical fiber preforms Methods, apparatus and precursors for producing substantially water-free silica soot, preforms and glass. The methods and apparatus make substantially water-free fused silica preforms or glass by removing water as a reaction product, removing water from the atmosphe... | 08/15/2006 |
| 7088900 | Alkali and fluorine doped optical fiber Disclosed is an optical fiber having a core of SiO2 doped with fluorine and an alkali metal oxide dopant. The alkali metal oxide is selected from the group consisting of K, Na, Li, Cs and Rb and is provided in amount of at least 20 ppm wt. %. The fiber ha... | 08/08/2006 |
| 7082791 | Apparatus for fabricating soot preform for optical fiber An apparatus for fabricating a soot preform for an optical fiber. The soot preform is fabricated by depositing glass particles on a starting rod capable of being rotated and pulled up. The apparatus comprises elements as follows. A reaction chamber is used for depos... | 08/01/2006 |
| 7076141 | Low water peak optical waveguide fiber Optical waveguide fiber having low water peak as well as optical waveguide fiber preforms and methods of making optical waveguide fiber preforms from which low water peak and/or low hydrogen aged attenuation optical waveguide fibers are formed, including optical wav... | 07/11/2006 |
| 7068901 | Optical fiber preform producing method, optical fiber production method, and optical fiber An optical fiber preform comprises a central core portion having a maximal value Nc of refractive index in the center, and outside the central core portion, comprising at least a depressed portion having a minimal value Nd of refractive index, a ring portion having ... | 06/27/2006 |
| 7068899 | Method for the production of an optical fibre, preform, and an optical fibre The present invention relates to a method of manufacturing an optical fiber, which method comprises the following steps: i) providing a hollow substrate tube, ii) passing doped or undoped reactive, glass-forming ga... | 06/27/2006 |
| 7028508 | Method for producing an optical fiber and optical fiber In the known method for producing an optical fiber, a coaxial arrangement comprising a core rod and an outer jacket tube is elongated, the coaxial arrangement being supplied in a vertical orientation to a heating zone and being softened therein zonewise, starting wi... | 04/18/2006 |
| 6996324 | Optical waveguide and method for fabricating the same An optical waveguide comprising cladding 1 and core segment 20 buried in cladding 1 and serving as a waveguide, wherein a combination of glass material constituting the core segment 20 and another glass material constituting the cladding ... | 02/07/2006 |
| 6988379 | Method of manufacturing large capacity preforms by MCVD The invention provides a low cost method of manufacturing high capacity preforms by chemical vapor deposition. More particularly, there is described a method of manufacturing an optical fiber preform, which method comprises the steps of providing a substrate tube of... | 01/24/2006 |
| 6988380 | Method of silica optical fiber preform production A method is disclosed for the manufacture of optical fiber preforms using plasma enhanced chemical vapor deposition (PECVD). The invention consists of a cylindrical reactor in which material such as flourine-doped silica glass is deposited on a cylindrical silica ro... | 01/24/2006 |
| 6978641 | Method for cutting glass rod and cutting device for use therein To provide a method and apparatus for parting a glass rod without causing a crack or rupture at a grasped root portion of the glass rod in parting the glass rod for producing a glass preform. The apparatus for parting the glass rod in a predetermined length b... | 12/27/2005 |
| 6950235 | Optical isolators and methods of manufacture Optical isolators and methods of manufacturing optical isolators are disclosed. The optical isolators are manufactured by directly bonding the parts of the isolators without the use of adhesive or mechanical devices to hold the individual parts together. ... | 09/27/2005 |
| 6944382 | Low water peak optical waveguide fiber Optical waveguide fiber having low water peak as well as optical waveguide fiber preforms and methods of making optical waveguide fiber preforms from which low water peak and/or low hydrogen aged attenuation optical waveguide fibers are formed, including optical wav... | 09/13/2005 |
| 6938443 | Method for the manufacture of a quartz glass preform for an optical fiber The invention relates to a method for manufacture of a quartz glass preform for an optical fibre consisting of the following steps: preparation of a hollow cylinder made of porous quartz glass which exhibits an inner layer with a doping substance which increases the... | 09/06/2005 |
| 6928839 | Method for production of silica optical fiber preforms A device and method is disclosed for manufacturing optical fiber preforms utilizing microwave plasma assisted chemical vapor deposition. Precursor gas is introduced to the face of a vertically mounted dielectric rod, and a plasma is struck by means of simultaneous e... | 08/16/2005 |
| 6904772 | Method of making a glass preform for low water peak optical fiber Optical waveguide fiber having low water peak as well as optical waveguide fiber preforms and methods of making optical waveguide fiber preforms from which low water peak and/or low hydrogen aged attenuation optical waveguide fibers are formed, including optical wav... | 06/14/2005 |
| 6901775 | Method and apparatus for providing a uniform coating thickness along an axial direction within a substrate tube A method and apparatus for providing a uniform coating thickness along an axial direction within an internal portion of a substrate tube is disclosed. A gas delivery unit is configured to coat the internal portion of the substrate tube. The gas delivery unit include... | 06/07/2005 |
| 6843076 | Single step laydown method of making dry fiber with complex fluorine doped profile A method of making an optical waveguide preform includes forming a preform including a first portion and a second radial portion, wherein the second portion includes a dopant, and wherein the first portion exhibits a density greater than the second portion. The meth... | 01/18/2005 |
