ClassID:

48021

B28D5/04 - CPC Classification

Classification description:

Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools

Sub-classes:
Recent Application in this class:
#1
20250107600
2025-04-03

GEMSTONE

#2
20250083359
2025-03-13

SEMICONDUCTOR PACKAGE CUTTING SYSTEM AND METHOD

#3
20240246260
2024-07-25

METHOD FOR PRODUCING SEMICONDUCTOR WAFERS USING A WIRE SAW, WIRE SAW, AND SEMICONDUCTOR WAFERS MADE OF MONOCRYSTALLINE SILICON

#4
20240104326
2024-03-28

SYSTEMS FOR AUTHENTICATION AND RELATED DEVICES AND METHODS

#5
20230405874
2023-12-21

MONOCRYSTALLINE SILICON MICRO-NANO DUAL-SCALE ANTI-REFLECTION TEXTURE AND PREPARATION METHOD THEREFOR

#6
20230361238
2023-11-09

Method for manufacturing monocrystalline silicon wafer containing arced side, method for manufacturing monocrystalline silicon cell, and photovoltaic module

#7
20230302683
2023-09-28

METHOD FOR CUTTING SUBSTRATE ELEMENTS

#8
20230218052
2023-07-13

METHOD FOR CORING AND SLICING A CVD DIAMOND PRODUCT AND APPARATUS FOR CARRYING IT OUT

#9
20220274291
2022-09-01

Method of marking a diamond, markings formed from such methods and diamonds marked according to such method

#10
20220161366
2022-05-26

METHOD OF MANUFACTURING NITRIDE CERAMIC SUBSTRATE AND NITRIDE CERAMIC BASE MATERIAL

#11
20220111469
2022-04-14

LASER MACHINING INSIDE MATERIALS

#12
20220040882
2022-02-10

Method for producing semiconductor wafers using a wire saw, wire saw, and semiconductor wafers made of monocrystalline silicon

#13
20210323098
2021-10-21

WAFER PRODUCTION METHOD

#14
20210308871
2021-10-07

Wire saw device, and processing method and processing device for workpiece

#15
20210252742
2021-08-19

Workpiece processing method

#16
20210184068
2021-06-17

Method for manufacturing monocrystalline silicon wafer containing arced side, method for manufacturing monocrystalline silicon cell, and photovoltaic module

#17
20210098259
2021-04-01

Method for manufacturing ingot block, method for manufacturing semiconductor wafer, and device for manufacturing ingot block

#18
20210050238
2021-02-18

Wafer processing method and cutting apparatus

#19
20210016413
2021-01-21

Method for slicing workpiece and wire saw

#20
20210016374
2021-01-21

Shaped saw wire with controlled curvature at bends

#21
20200355618
2020-11-12

Gemstone verification

#22
20200224326
2020-07-16

Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device

#23
20200214406
2020-07-09

GEMSTONE

#24
20200016719
2020-01-16

Method for slicing ingot

#25
20190249330
2019-08-15

Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device

#26
20190105750
2019-04-11

Method for manufacturing wire saw apparatus and wire saw apparatus

#27
20180076089
2018-03-15

Apparatus for cutting substrate and system for processing same

#28
20180042344
2018-02-15

GEMSTONE

#29
20180002826
2018-01-04

Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device

#30
20170246697
2017-08-31

Shaped saw wire with controlled curvature at bends

#31
20170043501
2017-02-16

METHOD OF MANUFACTURE OF MICRO COMPONENTS, AND COMPONENTS FORMED BY SUCH A PROCESS

#32
20170016140
2017-01-19

CRUCIBLE, FABRICATION METHOD OF THE CRUCIBLE, AND FABRICATION METHOD OF A CRYSTALLINE MATERIAL BY MEANS OF SUCH A CRUCIBLE

#33
20170015017
2017-01-19

Wafer producing method

#34
20160233129
2016-08-11

Apparatus and method for processing a substrate

#35
20160229086
2016-08-11

Method of manufacturing silicon carbide substrate

#36
20160201220
2016-07-14

METHODS OF FABRICATING POLYGON-SECTIONAL RODLIKE INGOT AND SUBSTRATE WITH ORIENTATION MARKER OR ROUNDED CORNERS, RODLIKE INGOT AND SUBSTRATE

#37
20160122897
2016-05-05

Method for producing a silicon ingot having symmetrical grain boundaries

#38
20160121413
2016-05-05

Abrasive sawing wire, production method thereof and use of same

#39
20160108548
2016-04-21

Method for manufacturing a silicon cylinder by growth on seeds in a directed solidification furnace

#40
20160052098
2016-02-25

Tool unit applied to ultrasonic machining

#41
20150214124
2015-07-30

Surface delayering with a programmed manipulator

#42
20150040884
2015-02-12

FIXED ABRASIVE GRAIN WIRE SAW, ITS MANUFACTURING METHOD, AND METHOD OF CUTTING WORKPIECE BY USING IT

#43
20140137395
2014-05-22

Systems and methods for producing seed bricks

#44
20120304839
2012-12-06

Method of manufacturing silicon carbide substrate

#45
20110250423
2011-10-13

PROCESS AND SYSTEM FOR CUTTING A BRITTLE-MATERIAL PLATE, AND WINDOW GLASS FOR A VEHICLE

#46
20100117199
2010-05-13

METHOD AND APPARATUS FOR THE PRODUCTION OF THIN DISKS OR FILMS FROM SEMICONDUCTOR BODIES

#47
20090277889
2009-11-12

Laser beam machining apparatus with detection laser beam oscillator

#48
20080105247
2008-05-08

Wafer manufacturing method and device

#49
20070243695
2007-10-18

Method for producing semiconductor wafers and a system for determining a cut position in a semiconductor ingot

#50
20060194416
2006-08-31

Method for producing single crystal ingot from which semiconductor wafer is sliced

#51
20060154575
2006-07-13

Method of making solar cell

#52
20060027531
2006-02-09

Base material cutting method, base material cutting apparatus, ingot cutting method, ingot cutting apparatus and wafer producing method

#53
20050287768
2005-12-29

Method for cleaving brittle materials