U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 65/379 - Fluid pressure


Subclass of Class 65 - Glass manufacturing
Definition: Processes including measuring, controlling, sensing, programming,
No. of patents: 75
Last issue date: 10/18/2011


1    
NumberTitleIssue Date
8037717Methods and apparatus for pulsed doping or drying a soot preform
A method of manufacturing an optical waveguide preform includes providing a first process gas atmosphere to a soot preform contained in a vessel. The first atmosphere is held in the vessel for a first reacting time sufficient to at least partially dope or dry the so...
10/18/2011
8028545Method and apparatus for manufacturing low OH overcladding
The invention relates to a method for manufacturing a final optical fiber preform by overcladding, said method comprising the steps of providing a primary preform; positioning said primary preform within at least one tube, wherein the at least one tube partly covers...
10/04/2011
8020410Methods for making optical fiber preforms and microstructured optical fibers
A method of making an optical fiber preform includes depositing silica glass on the inside of a tube substrate via a plasma chemical vapor deposition (PCVD) operation. The parameters of the PCVD operation are controlled such that the silica glass deposited on the in...
09/20/2011
7930904Method of making an optical fiber having voids
Microstructured optical fiber and method of making. Glass soot is deposited and then consolidated under conditions which are effective to trap a portion of the consolidation gases in the glass to thereby produce a non-periodic array of voids which may then be used t...
04/26/2011
7926304Methods for measuring the tension of optical fibers during manufacture
A non-contact method for measuring the tension applied to a drawn optical fiber includes drawing an optical fiber and displacing the optical fiber by applying a pressurized fluid to the optical fiber. The pressurized fluid may be applied to the optical fiber using a...
04/19/2011
7793521Method enabling dual pressure control within fiber preform during fiber fabrication
A method of fabricating a photonic crystal or photonic band gap optical fiber comprises providing a preform that includes a plurality of holes in an outer diameter, wherein the holes extend from a first end of a preform to a second end of the preform, and forming at...
09/14/2010
7730747Method for vaporizing a liquid reactant in manufacturing a glass preform
A method and device for vaporizing a liquid reactant. A vaporizing plate having a top surface defines a liquid flow channel, the channel being laterally delimited by edges having a height greater than a minimum thickness of liquid reactant required to generate vapor...
06/08/2010
7320232Apparatus for fabricating holey optical fiber
There is provided an apparatus and method for fabricating a holey optical fiber. An optical fiber with air holes of a predetermined size and shape along the length of the optical fiber is drawn by supplying nitrogen gas into air holes through one end of a holey opti...
01/22/2008
7295740High air fraction photonic band gap fibers
A photonic band gap fiber and method of making thereof is provided. The fiber is made of a non-silica-based glass and has a longitudinal central opening, a microstructured region having a plurality of longitudinal surrounding openings, and a jacket. The air fill fra...
11/13/2007
7289967Methods of updating information maintained at an intermediary web site
Systems, methods and computer program products are provided that can allow users to obtain information about, and participate in, auctions being conducted at a plurality of on-line auction sites. A Web site of an intermediary maintains information about items being ...
10/30/2007
7278438Apparatus and process for refilling a bubbler
In order to evaporate a liquid substance (3) and convey it to a user, a bubbler (1) is provided, into which a carrier gas (7) is conveyed. When a minimum level (4) has been reached, an exact quantity of the substance (3) is refille...
10/09/2007
7251959Washwater neutralization system for glass forming line
A neutralization system for controlling the pH of the washwater used to clean and maintain polyacrylic bound glass forming equipment. The neutralization system introduces a base solution to a washwater solution when the pH of the washwater solution contained in a cl...
08/07/2007
7248763Optical resonators with reduced OH-content
This application describes optical resonators substantially free of hydrogen and hydroxyl radicals and related fabrication techniques. ...
07/24/2007
7197898Robust diameter-controlled optical fiber during optical fiber drawing process
There is provided robust diameter-controlled optical fiber during optical fiber drawing process and an optical fiber drawing process which comprises drawing the optical fiber from a perform therefor under tension to form the optical fiber while heating and melting t...
04/03/2007
7147386MEMS based handheld fiber optic connector cleaner
A Micro-Electro-Mechanical System (MEMS) and double-layer nozzle based high efficiency, lightweight, low cost, compact, portable fiber-optic connector cleaning apparatus useful for various fiber optic communications applications such as fiber optic cable plant maint...
12/12/2006
7143612Method of manufacturing glass particulate sedimentary body, and method of manufacturing glass base material
To provide a method for producing a glass particle deposit and a method for producing a glass preform, in which outer diameter variation of the glass particle deposit can be reduced to thereby improve quality. A flow rate of clean gas (CG) introduced into a containe...
12/05/2006
7110629Optical ready substrates
An article of manufacture comprising an optical-ready substrate made of a first semiconductor layer, an insulating layer on top of the first semiconductor layer, and a second semiconductor layer on top of the insulating layer, wherein the second semiconductor layer ...
09/19/2006
7101725Solution to thermal budget
A method of fabricating on optical detector, the method including providing a substrate that includes an optical waveguide formed therein and having a surface for fabricating microelectronic circuitry thereon; fabricating microelectronic circuitry on the substrate, ...
09/05/2006
7099548Reduction of polarization dependence in planar optical waveguides
The invention relates to a method of reducing polarization dependence in planar optical waveguides using index and coefficient of thermal expansion (CTE) matched material between the optical waveguide core and the cladding layer. For coupled mode devices such as the...
08/29/2006
7088900Alkali 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
7072534Optical ready substrates
An article of manufacture comprising an optical ready substrate made of a first semiconductor layer, an insulating layer on top of the first semiconductor layer, and a second semiconductor layer on top of the insulating layer, wherein the second semiconductor layer ...
07/04/2006
7070393Method for regulating a compressor installation with a dryer and compressor installation used therewith
The invention relates to a method for regulating a compressor installation with at least one compressor element (6) driven by a motor and, in the pressure conduit (11) thereof, a dryer (2) of the type comprising a pressure vessel (24) wit...
07/04/2006
7043133Silicon-oxycarbide high index contrast, low-loss optical waveguides and integrated thermo-optic devices
Silicon-oxycarbide optical waveguides and thermooptic devices include a substrate and a first cladding layer having a first refractive index positioned over a substrate. A first core layer comprising silicon, oxygen, and carbon and having a core refractive index is ...
05/09/2006
7043106Optical ready wafers
An optical ready substrate made at least in part of a first semiconductor material and having a front side and a backside, the front side having a top surface that is of sufficient quality to permit microelectronic circuitry to be fabricated thereon using semiconduc...
05/09/2006
7011299Liquid vapor delivery system and method of maintaining a constant level of fluid therein
In accordance with the present invention, a method and system is described for controlling the delivery of vapor from a bubbler containing a supply of chemical fluid through which a carrier gas is bubbled and from which bubbler vapors are delivered in a vapor stream...
03/14/2006
7004899System and method for assessing urinary function
A portable, self-contained medical diagnostic system is provided for assessing urinary function. The system includes a control device including a processor, a pump device, and a pressure sensor, and a test module removably coupled to the control device, and further ...
02/28/2006
7003984Hybrid manufacturing process for optical fibers
A hybrid method of and apparatus for producing a structure capable of being drawn into an optical fiber. The method includes the steps of conducting vapor-phase reactants into an interior region of a glass tube, conducting aerosol form reactants into the interior of...
02/28/2006
6993937Preform inlet arrangement for an optical fiber drawing furnace, a furnace provided with that kind of inlet arrangement, and a preform equipped to co-operate with that inlet arrangement
An inlet arrangement for inserting a preform (3′) into a furnace (1′) for drawing a fiber (2′). The furnace includes an enclosure (4′) at the top of which there are both an opening to allow insertion of a preform which moves in tr...
02/07/2006
6954572Single mode optical fiber, method of manufacturing the same, and apparatus for manufacturing the same
In a single mode optical fiber formed of a silica-based glass and including a glass part having a central core and a cladding region, the density of non bridging oxygen hole center in the glass part is not higher than 1.0×1014 spins/g in terms of the spi...
10/11/2005
6949392Integrated optical circuit with dense planarized cladding layer
The integrated optical circuit of the present invention includes a substrate with a first cladding layer. A first core layer having one or more waveguiding elements is formed on the first cladding layer. A second cladding layer surrounds the waveguiding elements of ...
09/27/2005
6917741Methods for manufacturing microstructured optical fibers with arbitrary core size
The present invention provides methods for manufacturing microstructured optical fibers having an arbitrary core size and shape. According to one embodiment of the invention, a method of fabricating a photonic band gap fiber includes the steps of forming an assembly...
07/12/2005
6792186Light fibers and methods for producing the same
A light fiber comprising (a) a tubular clad having a predetermined length and (b) a solid core formed by reacting a filler material with which the clad is filled, the clad and the core being closely contacted with each other by shrinkage of the clad, characterized i...
09/14/2004
6705123Making a photosensitive fiber with collapse of a MCVD tube that is in a small positive pressure atmosphere
The present invention includes a method of making a preform for an enhanced photosensitive fiber comprising depositing successive layers of optical material the inside a tube using modified chemical vapor deposition, and collapsing the layers of optical material in ...
03/16/2004
6698240Apparatus for manufacturing glass base material and a method for manufacturing glass base material
An apparatus for manufacturing a glass base material which is an parent material of an optical fiber, comprising: a tank which contains a raw material of the glass base material to vaporize the raw material to generate a raw material in gas phase; a tempe...
03/02/2004
6619074Apparatus and method for production of a porous optical fiber preform
An apparatus for the production of a porous optical fiber preform preventing cracks in the preform and stabilizing quality over the longitudinal direction. The apparatus includes a reaction portion, a feed port for introducing a stream of gas, and a main ...
09/16/2003
6605228Method for fabricating planar optical waveguide devices
Proposed is a method for fabricating a planar optical waveguide device having a plurality of core segments formed between a lower clad layer and an upper clad layer, in which a hot isostatic pressing process (HIP) is carried out during the fabrication pro...
08/12/2003
6588229Method for controlling heat treatment in process of fabricating high purity silica glass
Disclosed is a method for controlling a heat treatment in the process of fabricating a high purity silica glass via a sol-gel process using a low temperature heater having an inhalation line and an exhaust line. Accordingly, the method includes the steps ...
07/08/2003
6584806Method and apparatus for manufacturing an optical fiber preform
A method of manufacturing a preform, the method comprising rotating a primary preform about an axis X, establishing relative displacement in translation between the preform and a plasma torch, and introducing a glass powder into the plasma flame, the glas...
07/01/2003
6550279Process for drawing optical fiber from a multiple crucible apparatus with a thermal gradient
The disclosed invention includes a method of making an optical fiber drawn from a multiple crucible. The method includes moving a first crucible of the multiple crucible relative to a second crucible of the multiple crucible. The invention also includes m...
04/22/2003
6532767Methods for producing fused silica glass
Methods for producing high purity fused silica (HPFS) glass having desired levels of dissolved hydrogen are provided. The methods involve measuring the level of hydrogen in the cavity of the furnace used to produce the glass and controlling the pressure w...
03/18/2003
1    
 
Sign InRegister
Username  
Password   
forgot password?