ClassID:

121304

C30B28/04 - CPC Classification

Classification description:

Production of homogeneous polycrystalline material with defined structure from liquids

Sub-classes:
Recent Application in this class:
#1
20250257486
2025-08-14

ELECTROCATALYST FOR EFFICIENT NITRITE REDUCTION

#2
20250243602
2025-07-31

PROCESS FOR PRODUCING CRYSTALS, PARTICULARLY POLYCRYSTALS

#3
20240018680
2024-01-18

AG-COATED MATERIAL, METHOD FOR PRODUCING AG-COATED MATERIAL, AND TERMINAL COMPONENT

#4
20230279582
2023-09-07

Method for producing a crystalline film on a substrate surface

#5
20230142395
2023-05-11

SILVER-PLATED MEMBER, METHOD FOR PRODUCING THE SAME, AND TERMINAL COMPONENT

#6
20220416220
2022-12-29

Textured metal substrates for negative electrodes of lithium metal batteries and methods of making the same

#7
20210285126
2021-09-16

Apparatus and method for producing a crystalline film on a substrate surface

#8
20210222317
2021-07-22

High quality group-III metal nitride seed crystal and method of making

#9
20210102117
2021-04-08

Wavelength conversion member, light source, illumination device, and method for manufacturing wavelength conversion member

#10
20210013366
2021-01-14

GROUP 13 ELEMENT NITRIDE LAYER, FREE-STANDING SUBSTRATE, FUNCTIONAL ELEMENT, AND METHOD OF PRODUCING GROUP 13 ELEMENT NITRIDE LAYER

#11
20200208286
2020-07-02

Bamboo-like copper crystal particles having a highly preferred orientation

#12
20190393375
2019-12-26

Methods for creating a semiconductor wafer having profiled doping and wafers and solar cell components having a profiled field, such as drift and back surface

#13
20190338432
2019-11-07

Copper crystal particles having a highly preferred orientation and a preparation method thereof

#14
20180351038
2018-12-06

Polycrystalline gallium nitride self-supported substrate and light emitting element using same

#15
20180064684
2018-03-08

Nintedanib diethanesulfonate salt crystal and preparation method and use thereof

#16
20180019365
2018-01-18

Methods for creating a semiconductor wafer having profiled doping and wafers and solar cell components having a profiled field, such as drift and back surface

#17
20170330749
2017-11-16

Free-standing substrate, function element and method for producing same

#18
20170084400
2017-03-23

PRECIPITATION PROCESS FOR PRODUCING PEROVSKITE-BASED SOLAR CELLS

#19
20170077349
2017-03-16

Polycrystalline gallium-nitride self-supporting substrate and light-emitting element using same

#20
20160197234
2016-07-07

Polycrystalline gallium-nitride self-supporting substrate and light-emitting element using same

#21
20160172541
2016-06-16

Gallium nitride self-supported substrate, light-emitting device and manufacturing method therefor

#22
20160145768
2016-05-26

Zinc oxide free-standing substrate and method for manufacturing same

#23
20160130720
2016-05-12

Bismuth-doped semi-insulating group III nitride wafer and its production method

#24
20150364674
2015-12-17

Oxide particles, piezoelectric element, and method for producing oxide particles

#25
20150144956
2015-05-28

Gallium nitride self-supported substrate, light-emitting device and manufacturing method therefor

#26
20150020545
2015-01-22

Crucible for solidifying a silicon ingot

#27
20140220171
2014-08-07

Apparati for fabricating thin semiconductor bodies from molten material

#28
20140054589
2014-02-27

Bismuth-doped semi-insulating group III nitride wafer and its production method

#29
20130255315
2013-10-03

Electromagnetic casting method and apparatus for polycrystalline silicon

#30
20130069018
2013-03-21

Semiconductor nanocrystals and methods of preparation

#31
20130036967
2013-02-14

Selected methods for efficiently making thin semiconductor bodies from molten material for solar cells and the like

#32
20120315208
2012-12-13

Crucible for photovoltaics

#33
20120067273
2012-03-22

Methods for efficiently making thin semiconductor bodies from molten material for solar cells and the like

#34
20110247549
2011-10-13

METHODS AND APPARATI FOR MAKING THIN SEMICONDUCTOR BODIES FROM MOLTEN MATERIAL

#35
20110104412
2011-05-05

Method for depositing silicon nanocrystals in hollow fibers

#36
20110038134
2011-02-17

PREVENTING OR MITIGATING GROWTH FORMATIONS ON METAL FILMS

#37
20110033643
2011-02-10

Methods of making an unsupported article of pure or doped semiconducting material

#38
20110012049
2011-01-20

Method for producing crystallographically oriented ceramic

#39
20100291380
2010-11-18

Methods of making an article of semiconducting material on a mold comprising particles of a semiconducting material

#40
20100193664
2010-08-05

Seed layers and process of manufacturing seed layers

#41
20100050393
2010-03-04

APPARATUS AND METHOD OF USE FOR AN INERT GAS REBREATHER USED IN FURNACE OPERATIONS

#42
20070128735
2007-06-07

Method of fabrication of re-ba-cu-o-based oxide superconductor

#43
20070031983
2007-02-08

Thin plate manufacturing method and thin plate manufacturing apparatus

#44
20060202208
2006-09-14

Silicon plate, producing method thereof, and solar cell

#45
20050239225
2005-10-27

Thin sheet production method and thin sheet production device