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O'Fallon, MO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Methods for determining suitability of silicon substrates for epitaxy
Patent number
12,152,314
Issue date
Nov 26, 2024
GlobalWafers Co., Ltd.
Shan-Hui Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods and systems of capturing transient thermal responses of reg...
Patent number
12,018,400
Issue date
Jun 25, 2024
GlobalWafers Co., Ltd.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for preparing ingot having reduced distortion at late body...
Patent number
11,959,189
Issue date
Apr 16, 2024
GlobalWafers Co., Ltd.
Tapas Jain
C30 - CRYSTAL GROWTH
Information
Patent Grant
Nitrogen doped and vacancy dominated silicon ingot and thermally tr...
Patent number
11,753,741
Issue date
Sep 12, 2023
GlobalWafers Co., Ltd.
Zheng Lu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitrogen doped and vacancy dominated silicon ingot and thermally tr...
Patent number
11,111,602
Issue date
Sep 7, 2021
GlobalWafers Co., Ltd.
Zheng Lu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitrogen doped and vacancy dominated silicon ingot and thermally tr...
Patent number
10,988,859
Issue date
Apr 27, 2021
GlobalWafers Co., Ltd.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Grant
Controlling melt-solid interface shape of a growing silicon crystal...
Patent number
7,611,580
Issue date
Nov 3, 2009
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and device for continuously measuring silicon island elevation
Patent number
7,573,587
Issue date
Aug 11, 2009
MEMC Electronic Materials, Inc.
Zheng Lu
G01 - MEASURING TESTING
Information
Patent Grant
Controlling melt-solid interface shape of a growing silicon crystal...
Patent number
7,223,304
Issue date
May 29, 2007
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for preparing single crystal silicon using crucible rotatio...
Patent number
7,125,450
Issue date
Oct 24, 2006
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method to monitor and control the crystal cooling or quenching rate...
Patent number
6,960,254
Issue date
Nov 1, 2005
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal puller and method for growing monocrystalline silicon ingots
Patent number
6,663,709
Issue date
Dec 16, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal puller for growing monocrystalline silicon ingots
Patent number
6,554,898
Issue date
Apr 29, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
METHODS FOR DETERMINING SUITABILITY OF SILICON SUBSTRATES FOR EPITAXY
Publication number
20250011968
Publication date
Jan 9, 2025
GLOBALWAFERS CO., LTD.
Shan-Hui Lin
C30 - CRYSTAL GROWTH
Information
Patent Application
NITROGEN DOPED AND VACANCY DOMINATED SILICON INGOT AND THERMALLY TR...
Publication number
20230323564
Publication date
Oct 12, 2023
GLOBALWAFERS CO., LTD.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
SYSTEMS AND METHODS FOR DETERMINING MECHANICAL WEAR IN A CRYSTAL PU...
Publication number
20230304893
Publication date
Sep 28, 2023
GLOBALWAFERS CO., LTD.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
INGOT PULLER APPARATUS HAVING SILICON FEED TUBES WITH KICK PLATES
Publication number
20230272552
Publication date
Aug 31, 2023
GLOBALWAFERS CO., LTD.
Chun-Sheng Wu
C30 - CRYSTAL GROWTH
Information
Patent Application
METHODS FOR DETERMINING SUITABILITY OF SILICON SUBSTRATES FOR EPITAXY
Publication number
20220403548
Publication date
Dec 22, 2022
GLOBALWAFERS CO., LTD.
Shan-Hui Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS FOR DETERMINING SUITABILITY OF CZOCHRALSKI GROWTH CONDITION...
Publication number
20220403549
Publication date
Dec 22, 2022
GLOBALWAFERS CO., LTD.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
METHODS AND SYSTEMS OF CAPTURING TRANSIENT THERMAL RESPONSES OF REG...
Publication number
20220259763
Publication date
Aug 18, 2022
GLOBALWAFERS CO., LTD.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PREPARING INGOT HAVING REDUCED DISTORTION AT LATE BODY...
Publication number
20220220631
Publication date
Jul 14, 2022
GLOBALWAFERS CO., LTD.
Tapas Jain
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PREPARING INGOT HAVING REDUCED DISTORTION AT LATE BODY...
Publication number
20210269936
Publication date
Sep 2, 2021
GLOBALWAFERS CO., LTD.
Tapas Jain
C30 - CRYSTAL GROWTH
Information
Patent Application
NITROGEN DOPED AND VACANCY DOMINATED SILICON INGOT AND THERMALLY TR...
Publication number
20210198805
Publication date
Jul 1, 2021
GLOBALWAFERS CO., LTD.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PREPARING INGOT HAVING REDUCED DISTORTION AT LATE BODY...
Publication number
20200325594
Publication date
Oct 15, 2020
GLOBALWAFERS CO., LTD.
Tapas Jain
C30 - CRYSTAL GROWTH
Information
Patent Application
SYSTEMS FOR PRODUCING A MONOCRYSTALLINE INGOT THAT INVOLVE MONITORI...
Publication number
20200002840
Publication date
Jan 2, 2020
Global Wafers Co., Ltd
Zheng Lu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHODS FOR PRODUCING A SILICON INGOT THAT INVOLVE MONITORING A MOV...
Publication number
20200002838
Publication date
Jan 2, 2020
Global Wafers Co., Ltd
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
MONITORING A MOVING AVERAGE OF THE INGOT NECK PULL RATE TO CONTROL...
Publication number
20200002839
Publication date
Jan 2, 2020
Global Wafers Co., Ltd
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Nitrogen Doped and Vacancy Dominated Silicon Ingot and Thermally Tr...
Publication number
20180266015
Publication date
Sep 20, 2018
SunEdison Semiconductor Limited (UEN201334164H)
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Nitrogen Doped and Vacancy Dominated Silicon Ingot and Thermally Tr...
Publication number
20180266016
Publication date
Sep 20, 2018
SunEdison Semiconductor Limited (UEN20133416H)
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
NITROGEN DOPED AND VACANCY DOMINATED SILICON INGOT AND THERMALLY TR...
Publication number
20160032491
Publication date
Feb 4, 2016
SunEdison Semiconductor Limited (UEN201334164H)
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
CONTROLLING MELT-SOLID INTERFACE SHAPE OF A GROWING SILICON CRYSTAL...
Publication number
20070227442
Publication date
Oct 4, 2007
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Controlling melt-solid interface shape of a growing silicon crystal...
Publication number
20060144321
Publication date
Jul 6, 2006
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Method to monitor and control the crystal cooling or quenching rate...
Publication number
20050016443
Publication date
Jan 27, 2005
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for preparing single crystal silicon using crucible rotatio...
Publication number
20040118333
Publication date
Jun 24, 2004
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for suppressing the nucleation and/or growth of interstitia...
Publication number
20030196587
Publication date
Oct 23, 2003
MEMC Electronic Materials, Inc.
Kirk D. McCallum
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal puller for growing monocrystalline silicon ingots
Publication number
20030024473
Publication date
Feb 6, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal puller and method for growing monocrystalline silicon ingots
Publication number
20020195045
Publication date
Dec 26, 2002
Zheng Lu
C30 - CRYSTAL GROWTH