Patents
Patents for B28D 5 - Fine working of gems, jewels, crystals, e.g. of semiconductor material; Apparatus therefor (6,662)
01/2001
01/02/2001US6168500 Monitoring system for dicing saws
12/2000
12/27/2000EP1062068A2 Superabrasive wire saw and method for making the saw
12/27/2000EP0885083B1 Method of cutting blocks of hard substances into plates by means of a wire saw, and wire saw for carrying out this method
12/26/2000US6165051 Monitoring system for dicing saws
12/19/2000US6162730 Method for fabricating semiconductor wafers
12/19/2000US6161533 Slurry managing system and slurry managing method
12/14/2000WO2000075983A1 A method for dicing wafers with laser scribing
12/14/2000DE19930353A1 Method for slicing semiconductor bars with grinding suspension continuously refreshed
12/12/2000US6159285 Converting <100> and <111> ingots to <110> ingots
12/12/2000US6159284 Process and device for producing a cylindrical single crystal and process for cutting semiconductor wafers
12/06/2000CN1275468A Device fr method for cutting magnetic element
12/05/2000US6155247 Method for sawing wafers employing multiple indexing techniques for multiple die dimensions
11/2000
11/29/2000EP1054748A1 Wire sawing device for cutting fine slices using angular crossing of at least two sawing yarn layers
11/28/2000US6152803 Substrate dicing method
11/15/2000EP0976457B1 Method for treating semiconductor material
11/14/2000US6146252 Method of machining a thermosetting laminate
11/14/2000US6145499 Wire saw
11/14/2000US6145422 Method of positioning work piece and system therefor
11/07/2000US6142138 High speed method of aligning cutting lines of a workpiece using patterns
10/2000
10/31/2000US6139591 Wafer separating and cleaning apparatus and process
10/31/2000US6138659 Method of preparing end faces on integrated circuits
10/24/2000US6136137 System and method for dicing semiconductor components
10/24/2000US6135102 Wafer collecting apparatus
10/19/2000WO2000061324A2 Rocking apparatus and method for slicing a work piece utilizing a diamond impregnated wire
10/18/2000CN1057485C Method of spliting ceramic substrate and spliting device
10/10/2000US6130401 Device and method for machining transparent medium by laser
10/04/2000EP1041649A1 Method of manufacturing a tin film solar module and an apparatus for cutting
10/04/2000EP0651693B1 Method and apparatus for separating circuit dies from a wafer
09/2000
09/20/2000EP1036773A2 Scribing method and apparatus
09/19/2000US6120360 Apparatus for processing a planar structure
09/19/2000US6119675 Method for sawing wafers employing multiple indexing techniques for multiple die dimensions
09/19/2000US6119673 Wafer retrieval method in multiple slicing wire saw
09/07/2000DE10010865A1 Notch-cutting of e.g. thinly-layered laminate forming ceramic capacitors, employs computerized optical examination of first cut to determine alignment of second precision cut, all executed on only one machine
09/07/2000DE10004595A1 Waferpoliervorrichtung und Waferherstellungsverfahren Wafer polishing apparatus and wafer manufacturing technology
09/05/2000US6113489 Ingot slicing method, an ingot manufacturing method and a sliced ingot grinding apparatus
09/05/2000US6113473 Method and apparatus for improved wire saw slurry
09/05/2000US6112740 Method for reducing damage to wafer cutting blades during wafer dicing
09/05/2000US6112738 Method of slicing silicon wafers for laser marking
09/05/2000US6112737 Wire saw and method of cutting work
09/05/2000US6112735 Complete blade and wafer handling and support system without tape
08/2000
08/31/2000DE19905751A1 Innenlochsäge und Verfahren zum Justieren einer Düse und eines Sensors einer Innenlochsäge relativ zu einem Sägeblatt der Innenlochsäge Keyhole saw and method for adjusting a nozzle and a sensor relative to an annular saw a saw blade of the annular saw
08/29/2000US6109253 Method using a wire feeding device for a multi-wire saw
08/23/2000CN1264341A Method for marking diamond
08/22/2000US6107163 Method of manufacturing a semiconductor chip
08/22/2000US6106365 Method and apparatus to control mounting pressure of semiconductor crystals
08/22/2000US6105567 Wafer sawing apparatus having washing solution spray and suction devices for debris removal and heat dissipation
08/17/2000WO2000047383A1 Apparatus and process for the slicing of monocrystalline silicon ingots
08/17/2000DE10003240A1 Control procedure for wire saw involves controlling feed rate of workpiece based on comparison between calculated cutting load and predetermined reference value
08/17/2000DE10003239A1 Wire saw abnormality transmitting system for cutting silicon, ceramic, has modem that dials call number of user's pager to indicate abnormality of wire saw
08/16/2000EP1028455A2 Cutting-and-transferring system and pellet transferring apparatus
08/16/2000EP1027949A1 Internal diameter saw and method for adjusting a nozzle and a sensor relative to a saw blade of same
08/15/2000US6102267 Method and apparatus for non-contact pulsating jet cleaving of a semiconductor material
08/15/2000US6102023 Precision cutting apparatus and cutting method using the same
08/10/2000DE19904834A1 Mechanism for detaching, separating, and storing thin, fragile disc-shaped substrates for solar cells etc. manufacture
08/08/2000US6100166 Process for producing semiconductor article
08/08/2000US6098862 Incrementally continuous laser cleaving process
08/08/2000US6098861 Breaking apparatus for ceramic board
08/08/2000US6098514 Ultrasonic vibration cutter
08/02/2000CN1261568A Ultrasonic vibrative cutting method and its device
08/01/2000US6095899 Apparatus and method for machining workpieces by flushing working liquid to the tool-and-workpiece interface
07/2000
07/27/2000WO2000043180A1 Drill and drilling method, stage working method, and method of manufacturing exposure device
07/27/2000WO2000043162A1 Wire saw and cutting method
07/26/2000EP1022100A1 Ultrasonic vibration cutting method and apparatus
07/26/2000CN1261163A Automatic system for cutting and sorting workpieces and control method thereof
07/25/2000CA2101467C Decorative cracked glass mirror tile and method
07/21/2000CA2296621A1 Ultrasonic vibration cutting method and apparatus
07/20/2000WO2000041862A1 Scribe device
07/20/2000DE19900671A1 System for separating disc-shaped substrates for wafer prodn. etc. which are fixed together in sequence on carrier
07/19/2000EP1020271A1 A saw wire cleaning apparatus
07/13/2000WO2000040371A1 Superabrasive wheel with active bond
07/13/2000CA2353624A1 Superabrasive wheel with active bond
07/05/2000CN1054210C Wafer-like processing after sawing DMDS
07/04/2000US6082239 Hydrodynamic blade guide
06/2000
06/29/2000WO2000038023A1 Method for controlling a sawing process
06/29/2000WO2000037216A1 Wire saw having cutter for slicing base
06/29/2000WO2000037208A1 Cutting of ultra-hard materials
06/29/2000DE19859291A1 Verfahren zur Kontrolle eines Sägeprozesses A method for controlling a sawing
06/28/2000EP1013190A1 Cut cornered square mixed-cut gemstone
06/28/2000CN1258311A Aqueous composition, aqueous cutting fluid using same, method for preparation thereof, and cutting method using cutting fuid
06/21/2000EP1009569A2 Apparatus and method for slicing a workpiece utilizing a diamond impregnated wire
06/14/2000CN1256509A Cutting device
06/13/2000US6073878 Method and device for unwinding or winding up a sawing wire
06/08/2000DE19958227A1 Production of semiconductor wafers comprises turning the wheel of a grinding machine to remove the resin coating from the wafer exposing the wafer up to its bumps
05/2000
05/31/2000EP1004653A1 Aqueous cutting fluid, aqueous cutting agent, and process for cutting hard brittle materials with the same
05/30/2000US6067977 Apparatus and method for reducing damage to wafer cutting blades during wafer dicing
05/30/2000US6067976 Wafer cut method with wire saw apparatus and apparatus thereof
05/25/2000DE19953157A1 Cutter for ceramic workpieces, e.g. with honeycomb structures, has translation and vertically movable arms holding cutting wire with reciprocal cutting drive mechanism
05/23/2000US6066562 Method for fabricating silicon semiconductor discrete wafer
05/23/2000US6065461 Ingot slicing method and apparatus therefor
05/18/2000DE19851070A1 Method for simultaneous separation of several discs of brittle, hard workpiece; involves rotating workpiece and using wire saw
05/17/2000EP1001006A1 Aqueous composition, aqueous cutting fluid using the same, method for preparation thereof, and cutting method using the cutting fluid
05/16/2000US6063697 Crushing of silicon on ultrapure ice
05/16/2000US6062209 Method of slicing a workpiece through use of a wire saw, and a wire saw
05/11/2000WO2000026000A1 Method and device for separating into two slices a wafer of material, in particular semiconductor material
05/11/2000WO2000025978A1 Monitoring system for dicing saws
05/11/2000DE19849939A1 Procedure for comminuting brittle material, especially semi-conductor rods, entails directing HP fluid onto rod from HP jets in ring in direct vicinity of angled holder and from HP jets in pressure plate
05/09/2000US6059877 Method for obtaining a wafer in semiconducting material of large dimensions and use of the resulting wafer for producing substrates of the semiconductor on insulator type
05/04/2000WO2000024549A2 Stiffly bonded thin abrasive wheel
05/04/2000CA2346660A1 Stiffly bonded thin abrasive wheel
05/02/2000US6056795 Stiffly bonded thin abrasive wheel
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