Inventor
CHANG KUO-TUNG
US132 patents
⚠️ This page may combine multiple inventors who share the name “CHANG KUO-TUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
21 patentsUS5408115AApr 18, 1995
Self-aligned, split-gate EEPROM device
MOTOROLA INC499 citations99
US5467308ANov 14, 1995
Cross-point eeprom memory array
MOTOROLA INC148 citations98
US5969383AOct 19, 1999
Split-gate memory device and method for accessing the same
MOTOROLA INC485 citations97
US5494838AFeb 27, 1996
Process of making EEPROM memory device having a sidewall spacer floating gate electrode
MOTOROLA INC237 citations97
US5422504AJun 6, 1995
EEPROM memory device having a sidewall spacer floating gate electrode and process
MOTOROLA INC203 citations97
US6438030B1Aug 20, 2002
Non-volatile memory, method of manufacture, and method of programming
MOTOROLA INC85 citations96
US6433382B1Aug 13, 2002
Split-gate vertically oriented EEPROM device and process
MOTOROLA INC246 citations96
US5585293ADec 17, 1996
Fabrication process for a 1-transistor EEPROM memory device capable of low-voltage operation
MOTOROLA INC64 citations96
US5824584AOct 20, 1998
Method of making and accessing split gate memory device
MOTOROLA INC97 citations95
US5471422ANov 28, 1995
EEPROM cell with isolation transistor and methods for making and operating the same
MOTOROLA INC68 citations94
US5646060AJul 8, 1997
Method for making an EEPROM cell with isolation transistor
MOTOROLA INC32 citations93
US5554869ASep 10, 1996
Electrically programmable read-only memory array
MOTOROLA INC21 citations93
US5429969AJul 4, 1995
Process for forming electrically programmable read-only memory cell with a merged select/control gate
MOTOROLA INC32 citations93
US6545310B2Apr 8, 2003
Non-volatile memory with a serial transistor structure with isolated well and method of operation
MOTOROLA INC22 citations92
US5981340ANov 9, 1999
Method of building an EPROM cell without drain disturb and reduced select gate resistance
MOTOROLA INC38 citations92
US5706228AJan 6, 1998
Method for operating a memory array
MOTOROLA INC30 citations92
US5422846AJun 6, 1995
Nonvolatile memory having overerase protection
MOTOROLA INC22 citations92
US5740109AApr 14, 1998
Non-linear charge pump
MOTOROLA INC26 citations89
US6295229B1Sep 25, 2001
Semiconductor device and method of operating it
MOTOROLA INC17 citations84
US6246088B1Jun 12, 2001
Nonvolatile memory circuit and structure
MOTOROLA INC15 citations84
US5498559AMar 12, 1996
Method of making a nonvolatile memory device with five transistors
MOTOROLA INC13 citations74
CYPRESS SEMICONDUCTOR CORP
8 patentsUS9853039B1Dec 26, 2017
Split-gate flash cell formed on recessed substrate
CYPRESS SEMICONDUCTOR CORP16 citations92
US10014380B2Jul 3, 2018
Memory first process flow and device
CYPRESS SEMICONDUCTOR CORP4 citations84
US9881683B1Jan 30, 2018
Suppression of program disturb with bit line and select gate voltage regulation
CYPRESS SEMICONDUCTOR CORP4 citations82
US12029041B2Jul 2, 2024
Method of forming high-voltage transistor with thin gate poly
CYPRESS SEMICONDUCTOR CORP1 citations73
US10872898B2Dec 22, 2020
Embedded non-volatile memory device and fabrication method of the same
CYPRESS SEMICONDUCTOR CORP4 citations73
US10516044B2Dec 24, 2019
Contacts for semiconductor devices
CYPRESS SEMICONDUCTOR CORP1 citations73
US10242996B2Mar 26, 2019
Method of forming high-voltage transistor with thin gate poly
CYPRESS SEMICONDUCTOR CORP1 citations73
US9997253B1Jun 12, 2018
Non-volatile memory array with memory gate line and source line scrambling
CYPRESS SEMICONDUCTOR CORP3 citations73
SPANSION LLC
8 patentsUS9368606B2Jun 14, 2016
Memory first process flow and device
SPANSION LLC9 citations84
US7915123B1Mar 29, 2011
Dual charge storage node memory device and methods for fabricating such device
SPANSION LLC12 citations84
US7632749B1Dec 15, 2009
Semiconductor device having a pad metal layer and a lower metal layer that are electrically coupled, whereas apertures are formed in the lower metal layer below a center area of the pad metal layer
SPANSION LLC11 citations84
US7489560B2Feb 10, 2009
Reduction of leakage current and program disturbs in flash memory devices
SPANSION LLC8 citations84
US7432156B1Oct 7, 2008
Memory device and methods for its fabrication
SPANSION LLC15 citations84
US7666739B2Feb 23, 2010
Methods for fabricating a split charge storage node semiconductor memory
SPANSION LLC10 citations82
US7842618B2Nov 30, 2010
System and method for improving mesa width in a semiconductor device
SPANSION LLC5 citations74
US7217964B1May 15, 2007
Method and apparatus for coupling to a source line in a memory device
SPANSION LLC9 citations74
ADVANCED MICRO DEVICES INC
6 patentsUS6803272B1Oct 12, 2004
Use of high-K dielectric material in modified ONO structure for semiconductor devices
ADVANCED MICRO DEVICES INC149 citations99
US6674138B1Jan 6, 2004
Use of high-k dielectric materials in modified ONO structure for semiconductor devices
ADVANCED MICRO DEVICES INC490 citations99
US6753570B1Jun 22, 2004
Memory device and method of making
ADVANCED MICRO DEVICES INC27 citations93
US6613657B1Sep 2, 2003
BPSG, SA-CVD liner/P-HDP gap fill
ADVANCED MICRO DEVICES INC31 citations91
US6927129B1Aug 9, 2005
Narrow wide spacer
ADVANCED MICRO DEVICES INC12 citations84
US6548855B1Apr 15, 2003
Non-volatile memory dielectric as charge pump dielectric
ADVANCED MICRO DEVICES INC7 citations74
HYUNDAI ELECTRONICS IND
2 patentsBRIGHT MICROELECTRONICS INC
1 patentMA YUEH Y
1 patentSPANSION L L C
1 patentADVANCED MIRCO DEVICES INC
1 patentFASL LLC
1 patentShowing the top 50 of 132 patents by PatentIndex Score.