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Class 451/339 - Ejector or unloader


Subclass of Class 451 - Abrading
Definition: Work feeder in which a mechanism is used to remove the workpiece
No. of patents: 116
Last issue date: 03/04/2008


1      
NumberTitleIssue Date
7338344Automated drill bit re-sharpening and verification system
A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof...
03/04/2008
7322787Devices and methods for reversing, transporting, and processing substrates
A substrate is supported on a plurality of substrate supporting pins mounted to a second movable member. Next, so as to bring the plurality of substrate supporting pins close to a plurality of substrate supporting pins mounted to a first movable member, the first mo...
01/29/2008
7241203Six headed carousel
The present invention relates to an apparatus and method for polishing semiconductor substrates with improved throughput and reduced foot print. One embodiment of the present invention provides an apparatus for polishing a substrate. The apparatus comprises a base, ...
07/10/2007
7223153Apparatus and method for polishing semiconductor wafers using one or more polishing surfaces
An apparatus and method for polishing objects, such as semiconductor wafers, utilizes one or more polishing surfaces, multiple wafer carriers and at least one load-and-unload cup. The load-and-unload cup may be configured to move to and from the wafer carriers in a ...
05/29/2007
7204743Integrated circuit interconnect fabrication systems
A system for processing a conductive surface on a front surface of a wafer to form a metallic interconnect structure is disclosed. The system for processing comprises an electrochemical mechanical processing (ECMPR) module configured to form a substantially planariz...
04/17/2007
7165927Automated material handling system for semiconductor manufacturing based on a combination of vertical carousels and overhead hoists
An Automated Material Handling System (AMHS) that allows an overhead hoist transport vehicle to load/ unload parts directly to/from storage units included in the system. The AMHS includes an overhead hoist transport subsystem and a vertical carousel stocker having a...
01/23/2007
7166016Six headed carousel
The present invention relates to an apparatus and method for polishing semiconductor substrates with improved throughput and reduced foot print. One embodiment of the present invention provides an apparatus for polishing a substrate. The apparatus comprises a base, ...
01/23/2007
7147542Centerless grinder
A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface. A platform is provided having an elongated top ...
12/12/2006
7137874Semiconductor wafer, polishing apparatus and method
A wafer polishing apparatus for polishing a semiconductor wafer. The polisher comprises a base (23), a turntable (27), a polishing pad (29) and a drive mechanism (45) for driven rotation of a polishing head (63). The polishing head...
11/21/2006
7128825Method and composition for polishing a substrate
Polishing compositions and methods for removing conductive materials from a substrate surface are provided. In one aspect, a composition includes an acid based electrolyte system, one or more chelating agents, one or more corrosion inhibitors, one or more inorganic ...
10/31/2006
7101259Polishing method and apparatus
A polishing apparatus is used for chemical mechanical polishing a copper (Cu) layer formed on a substrate such as a semiconductor wafer and then cleaning the polished substrate. The polishing apparatus has a polishing section having a turntable with a polishing surf...
09/05/2006
7101253Load cup for chemical mechanical polishing
A load cup for transferring a substrate in a chemical mechanical polishing system is provided. In one embodiment, a load cup for transferring substrates in a chemical mechanical polishing system includes a substrate support having a first side adapted to support a s...
09/05/2006
7101138Extractor/buffer
An automated material handling system that includes an extractor/buffer apparatus capable of simultaneously accessing multiple Work-In-Process (WIP) parts, thereby providing a highly efficient interface between WIP storage locations and transport equipment. The extr...
09/05/2006
7070483Automated drill bit re-sharpening and verification system
A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof...
07/04/2006
7066787Substrate processing apparatus
A substrate processing apparatus is used for removing surface irregularities occurring on a peripheral portion (a bevel portion, an edge portion, and a notch) of a substrate, such as a semiconductor wafer, and films deposited as a contaminant on the peripheral porti...
06/27/2006
7004815Apparatus and method for sequentially polishing and loading/unloading semiconductor wafers
A chemical mechanical polishing (CMP) apparatus and method for polishing semiconductor wafers utilizes multiple wafer carriers that are transferred to different positions about a polishing pad to polish at least one semiconductor wafer while another semiconductor wa...
02/28/2006
6976903Apparatus for controlling retaining ring and wafer head tilt for chemical mechanical polishing
A CMP system accurately measures eccentric forces applied to carriers for wafer or polishing pad conditioning pucks. An initial coaxial relationship between wafer axis of rotation and a carrier axis is maintained during application of the eccentric force, such that ...
12/20/2005
6966821Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device
A polishing apparatus includes an arrangement of a plurality of units to deal with various operations and a robot having at least one arm. The plurality of units are disposed around the robot and include a loading unit for receiving thereon a, e.g. dry, workpiece to...
11/22/2005
6953392Integrated system for processing semiconductor wafers
An integrated system for processing a plurality of wafers, having a conductive front surface, is provided. The system includes a plurality of processing subsystems for depositing on or removing metal from the front surfaces of the wafers. Each processing subsystem i...
10/11/2005
6942545Apparatus and method for sequentially polishing and loading/unloading semiconductor wafers
A chemical mechanical polishing (CMP) apparatus and method for polishing semiconductor wafers utilizes multiple wafer carriers that are transferred to different positions about a polishing pad to polish at least one semiconductor wafer while another semiconductor wa...
09/13/2005
6887124Method of polishing and cleaning substrates
The substrate processing system has a factory interface module, a chemical mechanical polisher, a cleaner, a particle monitor and a substrate transfer system disposed as an integrated system. The factory interface module may includes a chamber a storage station loca...
05/03/2005
6852007Robotic method of transferring workpieces to and from workstations
An integral machine for polishing, cleaning, rinsing and drying workpieces such as semiconductor wafers. A load/unload station has a plurality of platforms for receiving cassettes of wafers to be processed. A dry end-effector of a robot retrieves wafers from the cas...
02/08/2005
6852008Method and apparatus for discharging works from a centerless grinder
A method and apparatus for discharging work product from a device wherein a roller which is biased to push against the top of the work product cooperates with a stopper which engages the surface of the work product for displacing the work product, one-by-one from th...
02/08/2005
6846224Surface planarization equipment for use in the manufacturing of semiconductor devices
Surface planarization equipment of a semiconductor wafer safely transfers wafers to an unloading cassette. In addition to the unloading cassette, the surface planarization equipment includes a loading cassette configured to hold wafers awaiting surface planarization...
01/25/2005
6843704Method and apparatus for automatically loading a double-sided polishing machine with wafer crystals
A method and apparatus for automatically loading and unloading wafer crystals to and from a double-sided polishing machine of the type having an upper and a lower polishing plate, runner disks with reception openings for the wafer crystals, and a drive to move runne...
01/18/2005
6808445Device for loading and unloading optical workpieces
The invention relates to a device for loading and unloading optical workpieces, for an optical machine. The device comprises a loading arm (24) which is pivotally driven about an axis (A) and is pivoted in controlled movement sequences on the optical machine ...
10/26/2004
6752691Device for smoothing gear wheels
A device for smoothing gear wheels includes a loading station for supplying the gear wheels, a smoothing station for smoothing the flanks of the teeth, an inspection station for inspecting the degree of smoothing, and an unloading station for carrying away the proce...
06/22/2004
6716086Edge contact loadcup
A semiconductor wafer processing apparatus, more specifically, an edge contact loadcup for locating a semiconductor workpiece or wafer into a chemical mechanical retaining ring utilizing a cone, wafer chuck and flexure. The cone aligns the wafer concentrically to th...
04/06/2004
6656028Method for loading a semiconductor processing system
A method for loading substrates in a processing system is provided. In one embodiment, a method for loading substrates utilizes a substrate loader that generally includes a wall having an exterior side with one or more apertures formed therethrough and a ...
12/02/2003
6547650Polishing apparatus
In a wafer polishing apparatus 1 according to this invention, waiting units 43 having upper-lower two-stage wafer placement tables each for temporarily keeping a wafer from a load/unload unit 3 to a polishing head 42 or vice versa are provided to a polish...
04/15/2003
6517420Wafer surface machining apparatus
A surface machining apparatus comprises a suction transfer device that is capable of transferring a ground thin wafer held thereon without damaging it. After the wafer is ground at two different grinding stages, the suction transfer device transfers the w...
02/11/2003
6517411Automated drill bit re-sharpening and verification system
A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting ...
02/11/2003
6494197Dicing machine for cutting CSP plate into pellets
Disclosed is a dicing machine for cutting a CSP plate into pellets and for transferring and putting them in a transport tray. The pick-up-and-transport means picks a selected pellet from a diced CSP plate to carry and put the so selected pellet in an allo...
12/17/2002
6491574Complete blade and wafer handling and support system without tape
The wafer handling and support system disclosed herein does not use tape and is adapted for use in conjunction with a number of work stations. The wafer handling and support system includes a chuck plate comprised of a non-porous section surrounding a por...
12/10/2002
6435941Apparatus and method for chemical mechanical planarization
Generally, a semiconductor wafer processing system and more specifically, a semiconductor wafer planarization system for polishing a workpiece, such as a semiconductor substrate or wafer. The system generally includes a first polishing module that has a p...
08/20/2002
6413145System for polishing and cleaning substrates
The substrate processing system has a factory interface module, a chemical mechanical polisher, a cleaner, a particle monitor and a substrate transfer system disposed as an integrated system. The factory interface module may includes a chamber a storage s...
07/02/2002
6413356Substrate loader for a semiconductor processing system
A substrate loader for a semiconductor substrate processing system that generally includes a wall having an exterior side with one or more apertures formed therethrough and a related method of loading a processing system. A door assembly is movably couple...
07/02/2002
6406359Apparatus for transferring semiconductor substrates using an input module
A system for polishing a semiconductor substrate. Specifically, the system includes one or more polishing modules and a cleaning module. A rail is disposed between the polishing modules and the cleaning module. The rail has a first end disposed proximate ...
06/18/2002
6398631Method and apparatus to place wafers into and out of machine
A system for facilitating transfer of a semiconductor wafer into or out of a wafer carrier of a polishing or lapping machine without contacting a face of the wafer. The system includes a wafer transport suitable for placement above the carrier, the transp...
06/04/2002
6390897Cleaning station integral with polishing machine for semiconductor wafers
An integral machine for polishing, cleaning, rinsing and drying workpieces such as semiconductor wafers. A load/unload station has a plurality of platforms for receiving cassettes of wafers to be processed. A dry end-effector of a robot retrieves wafers f...
05/21/2002
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