Guoqiang (David) Zhang

Person

Ballwin, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Methods for processing semiconductor wafers having a polycrystallin...
- Patent number 11,355,346
- Issue date Jun 7, 2022
- GlobalWafers Co., Ltd.
- Guoqiang David Zhang
- B24 - GRINDING POLISHING
Information Patent Grant
Methods for processing semiconductor wafers having a polycrystallin...
- Patent number 10,699,908
- Issue date Jun 30, 2020
- GlobalWafers Co., Ltd.
- Guoqiang David Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing silicon-on-insulator wafers
- Patent number 8,853,054
- Issue date Oct 7, 2014
- SunEdison Semiconductor Limited
- Guoqiang Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor and solar wafers
- Patent number 8,310,031
- Issue date Nov 13, 2012
- MEMC Electronic Materials, Inc.
- Guoqiang David Zhang
- B24 - GRINDING POLISHING
Information Patent Grant
Methods for etching the edge of a silicon wafer
- Patent number 8,309,464
- Issue date Nov 13, 2012
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Edge etched silicon wafers
- Patent number 8,192,822
- Issue date Jun 5, 2012
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Semiconductor wafer polishing apparatus and method of polishing
- Patent number 8,192,248
- Issue date Jun 5, 2012
- MEMC Electronic Materials, Inc.
- Peter D. Albrecht
- B24 - GRINDING POLISHING
Information Patent Grant
Silicon wafer etching compositions
- Patent number 7,938,982
- Issue date May 10, 2011
- MEMC Electronic Materials, Inc.
- Mark G. Stinson
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Silicon wafer etching process and composition
- Patent number 7,323,421
- Issue date Jan 29, 2008
- MEMC Electronic Materials, Inc.
- Mark G. Stinson
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method and apparatus for processing a semiconductor wafer using nov...
- Patent number 6,709,981
- Issue date Mar 23, 2004
- MEMC Electronic Materials, Inc.
- Alexis Grabbe
- B24 - GRINDING POLISHING
Information Patent Grant
Method and apparatus for a wafer carrier having an insert
- Patent number 6,454,635
- Issue date Sep 24, 2002
- MEMC Electronic Materials, Inc.
- Guoqiang David Zhang
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pad and process for forming same
- Patent number 6,179,950
- Issue date Jan 30, 2001
- MEMC Electronic Materials, Inc.
- Guoqiang (David) Zhang
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHODS FOR PROCESSING SEMICONDUCTOR WAFERS HAVING A POLYCRYSTALLIN...
- Publication number 20200312671
- Publication date Oct 1, 2020
- GLOBALWAFERS CO., LTD.
- Guoqiang David Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR PROCESSING SEMICONDUCTOR WAFERS HAVING A POLYCRYSTALLIN...
- Publication number 20180151384
- Publication date May 31, 2018
- SUNEDISON SEMICONDUCTOR LIMITED
- Guoqiang David Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of Manufacturing Silicon-On-Insulator Wafers
- Publication number 20130237032
- Publication date Sep 12, 2013
- MEMC Electronic Materials, Inc.
- Guoqiang Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor And Solar Wafers And Method For Processing Same
- Publication number 20120028439
- Publication date Feb 2, 2012
- MEMC Electronic Materials, Inc.
- Guoqiang David Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor And Solar Wafers
- Publication number 20120025353
- Publication date Feb 2, 2012
- MEMC Electronic Materials, Inc.
- Guoqiang David Zhang
- B24 - GRINDING POLISHING
Information Patent Application
Grinding Tool For Trapezoid Grinding Of A Wafer
- Publication number 20120028555
- Publication date Feb 2, 2012
- MEMC Electronic Materials, Inc.
- Guoqiang David Zhang
- B24 - GRINDING POLISHING
Information Patent Application
SEMICONDUCTOR WAFER POLISHING APPARATUS AND METHOD OF POLISHING
- Publication number 20090298399
- Publication date Dec 3, 2009
- MEMC Electronic Materials, Inc.
- Peter D. Albrecht
- B24 - GRINDING POLISHING
Information Patent Application
METHODS FOR ETCHING THE EDGE OF A SILICON WAFER
- Publication number 20090247055
- Publication date Oct 1, 2009
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EDGE ETCHED SILICON WAFERS
- Publication number 20090246444
- Publication date Oct 1, 2009
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EDGE ETCHING APPARATUS FOR ETCHING THE EDGE OF A SILICON WAFER
- Publication number 20090242126
- Publication date Oct 1, 2009
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON WAFER ETCHING PROCESS AND COMPOSITION
- Publication number 20080099717
- Publication date May 1, 2008
- MEMC Electronic Materials, Inc.
- Mark G. Stinson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Silicon wafer etching process and composition
- Publication number 20060011588
- Publication date Jan 19, 2006
- Mark G. Stinson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for etching silicon wafers
- Publication number 20040108297
- Publication date Jun 10, 2004
- MEMC Electronic Materials, Inc.
- Henry F. Erk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for processing a semiconductor wafer using double-side polis...
- Publication number 20040038544
- Publication date Feb 26, 2004
- MEMC Electronic Materials, Inc.
- Guoqiang (David) Zhang
- B24 - GRINDING POLISHING
Information Patent Application
Method and apparatus for processing a semiconductor wafer using nov...
- Publication number 20020052064
- Publication date May 2, 2002
- Alexis Grabbe
- B24 - GRINDING POLISHING

Guoqiang (David) Zhang

Person

Patents Grantslast 30 patents

Methods for processing semiconductor wafers having a polycrystallin...

Methods for processing semiconductor wafers having a polycrystallin...

Method of manufacturing silicon-on-insulator wafers

Semiconductor and solar wafers

Methods for etching the edge of a silicon wafer

Edge etched silicon wafers

Semiconductor wafer polishing apparatus and method of polishing

Silicon wafer etching compositions

Silicon wafer etching process and composition

Method and apparatus for processing a semiconductor wafer using nov...

Method and apparatus for a wafer carrier having an insert

Polishing pad and process for forming same

Patents Applicationslast 30 patents

METHODS FOR PROCESSING SEMICONDUCTOR WAFERS HAVING A POLYCRYSTALLIN...

METHODS FOR PROCESSING SEMICONDUCTOR WAFERS HAVING A POLYCRYSTALLIN...

Method of Manufacturing Silicon-On-Insulator Wafers

Semiconductor And Solar Wafers And Method For Processing Same

Semiconductor And Solar Wafers

Grinding Tool For Trapezoid Grinding Of A Wafer

SEMICONDUCTOR WAFER POLISHING APPARATUS AND METHOD OF POLISHING

METHODS FOR ETCHING THE EDGE OF A SILICON WAFER

EDGE ETCHED SILICON WAFERS

EDGE ETCHING APPARATUS FOR ETCHING THE EDGE OF A SILICON WAFER

SILICON WAFER ETCHING PROCESS AND COMPOSITION

Silicon wafer etching process and composition

Process for etching silicon wafers

Method for processing a semiconductor wafer using double-side polis...

Method and apparatus for processing a semiconductor wafer using nov...