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Junichi Okada
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Niigata, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing polycrystalline silicon mass
Patent number
11,440,804
Issue date
Sep 13, 2022
Shin-Etsu Chemical Co., Ltd.
Shigeyoshi Netsu
C30 - CRYSTAL GROWTH
Information
Patent Grant
Polycrystalline silicon rod, processing method for polycrystalline...
Patent number
11,167,994
Issue date
Nov 9, 2021
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
G01 - MEASURING TESTING
Information
Patent Grant
Polycrystalline silicon rod, processing method for polycrystalline...
Patent number
10,800,659
Issue date
Oct 13, 2020
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing polycrystalline silicon rod, polycrystalline s...
Patent number
10,377,636
Issue date
Aug 13, 2019
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Storage bag for polycrystalline silicon ingot, method for packing p...
Patent number
10,266,964
Issue date
Apr 23, 2019
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for selecting polycrystalline silicon rod, and method for pr...
Patent number
9,605,356
Issue date
Mar 28, 2017
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for evaluating degree of crystal orientation in polycrystall...
Patent number
9,328,429
Issue date
May 3, 2016
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for evaluating degree of crystalline orientation of polycrys...
Patent number
9,274,069
Issue date
Mar 1, 2016
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Polycrystalline silicon rod and method for manufacturing polycrysta...
Patent number
9,006,002
Issue date
Apr 14, 2015
Shin-Etsu Chemical Co., Ltd.
Shigeyoshi Netsu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for measuring carbon concentration in polycrystalline silicon
Patent number
8,963,070
Issue date
Feb 24, 2015
Shin-Etsu Chemical Co., Ltd.
Junichi Okada
G01 - MEASURING TESTING
Information
Patent Grant
Method of preparing diffused silicon device substrate
Patent number
5,308,789
Issue date
May 3, 1994
Shin-Etsu Handotai Co., Ltd.
Yasushi Yoshimura
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
POLYCRYSTALLINE SILICON ROD, PROCESSING METHOD FOR POLYCRYSTALLINE...
Publication number
20200399132
Publication date
Dec 24, 2020
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
POLYCRYSTALLINE SILICON MASS AND PROCESS FOR PRODUCING POLYCRYSTALL...
Publication number
20180339908
Publication date
Nov 29, 2018
Shin-Etsu Chemical Co., Ltd.
Shigeyoshi NETSU
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POLYCRYSTALLINE SILICON ROD
Publication number
20180244527
Publication date
Aug 30, 2018
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POLYCRYSTALLINE SILICON ROD, PROCESSING METHOD FOR POLYCRYSTALLINE...
Publication number
20170341943
Publication date
Nov 30, 2017
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
STORAGE BAG FOR POLYCRYSTALLINE SILICON INGOT, METHOD FOR PACKING P...
Publication number
20170342595
Publication date
Nov 30, 2017
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR PRODUCING POLYCRYSTALLINE SILICON ROD, POLYCRYSTALLINE S...
Publication number
20170073235
Publication date
Mar 16, 2017
Shin-Etsu Chemical Co., Ltd.
Shuichi MIYAO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR EVALUATING DEGREE OF CRYSTALLINE ORIENTATION OF POLYCRYS...
Publication number
20150185167
Publication date
Jul 2, 2015
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR EVALUATING DEGREE OF CRYSTAL ORIENTATION IN POLYCRYSTALL...
Publication number
20150047554
Publication date
Feb 19, 2015
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR SELECTING POLYCRYSTALLINE SILICON ROD, AND METHOD FOR PR...
Publication number
20140033966
Publication date
Feb 6, 2014
Shin-Etsu Chemical Co., Ltd.
Shuichi Miyao
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MEASURING CARBON CONCENTRATION IN POLYCRYSTALLINE SILICON
Publication number
20140021344
Publication date
Jan 23, 2014
SHIN-ETSU CHEMICAL CO., LTD.
Junichi Okada
G01 - MEASURING TESTING
Information
Patent Application
POLYCRYSTALLINE SILICON ROD AND METHOD FOR MANUFACTURING POLYCRYSTA...
Publication number
20130102092
Publication date
Apr 25, 2013
Shin-Etsu Chemical Co., Ltd.
Shigeyoshi Netsu
G01 - MEASURING TESTING
Information
Patent Application
POLYCRYSTALLINE SILICON MASS AND PROCESS FOR PRODUCING POLYCRYSTALL...
Publication number
20120175613
Publication date
Jul 12, 2012
Shin-Etsu Chemical Co., Ltd.
Shigeyoshi Netsu
C01 - INORGANIC CHEMISTRY