Assignee

HYNIX SEMICONDUCTOR INC

KR4,820 patents

Top patents by PatentIndex Score

US7910452B2Mar 22, 2011

Method for fabricating a cylinder-type capacitor utilizing a connected ring structure

HYNIX SEMICONDUCTOR INC325 citations99

US7525186B2Apr 28, 2009

Stack package having guard ring which insulates through-via interconnection plug and method for manufacturing the same

HYNIX SEMICONDUCTOR INC262 citations99

US7467632B2Dec 23, 2008

Method of manufacturing a phase change RAM device utilizing reduced phase change current

HYNIX SEMICONDUCTOR INC167 citations99

US6937535B2Aug 30, 2005

Semiconductor memory device with reduced data access time

HYNIX SEMICONDUCTOR INC162 citations99

US6900485B2May 31, 2005

Unit pixel in CMOS image sensor with enhanced reset efficiency

HYNIX SEMICONDUCTOR INC185 citations99

US6853225B2Feb 8, 2005

Delay locked loop circuit with duty cycle correction function

HYNIX SEMICONDUCTOR INC147 citations99

US6534352B1Mar 18, 2003

Method for fabricating a MOSFET device

HYNIX SEMICONDUCTOR INC287 citations99

US7981806B2Jul 19, 2011

Method for forming trench and method for fabricating semiconductor device using the same

HYNIX SEMICONDUCTOR INC225 citations98

US7773439B2Aug 10, 2010

Test operation of multi-port memory device

HYNIX SEMICONDUCTOR INC68 citations98

US7663946B2Feb 16, 2010

Semiconductor memory device having on-die-termination device and operation method thereof

HYNIX SEMICONDUCTOR INC53 citations98

US7615449B2Nov 10, 2009

Semiconductor device having a recess channel transistor

HYNIX SEMICONDUCTOR INC65 citations98

US7598617B2Oct 6, 2009

Stack package utilizing through vias and re-distribution lines

HYNIX SEMICONDUCTOR INC72 citations98

US7539061B2May 26, 2009

Method of programming flash memory device

HYNIX SEMICONDUCTOR INC63 citations98

US7446420B1Nov 4, 2008

Through silicon via chip stack package capable of facilitating chip selection during device operation

HYNIX SEMICONDUCTOR INC93 citations98

US7388415B2Jun 17, 2008

Delay locked loop with a function for implementing locking operation periodically during power down mode and locking operation method of the same

HYNIX SEMICONDUCTOR INC59 citations98

US7310271B2Dec 18, 2007

Program-verify method of non-volatile memory device

HYNIX SEMICONDUCTOR INC73 citations98

US7257027B2Aug 14, 2007

Non-volatile memory device, and multi-page program, read and copyback program method thereof

HYNIX SEMICONDUCTOR INC114 citations98

US7238653B2Jul 3, 2007

Cleaning solution for photoresist and method for forming pattern using the same

HYNIX SEMICONDUCTOR INC464 citations98

US7215588B2May 8, 2007

Apparatus for controlling self-refresh period in memory device

HYNIX SEMICONDUCTOR INC73 citations98

US7211524B2May 1, 2007

Method of forming insulating layer in semiconductor device

HYNIX SEMICONDUCTOR INC521 citations98

US7161397B2Jan 9, 2007

Digital delay locked loop capable of correcting duty cycle and its method

HYNIX SEMICONDUCTOR INC63 citations98

US7161842B2Jan 9, 2007

Flash memory device and method of erasing flash memory cell thereof

HYNIX SEMICONDUCTOR INC78 citations98

US7074668B1Jul 11, 2006

Capacitor of semiconductor device and method for forming the same

HYNIX SEMICONDUCTOR INC144 citations98

US7042799B2May 9, 2006

Write circuit of double data rate synchronous DRAM

HYNIX SEMICONDUCTOR INC89 citations98

US7038938B2May 2, 2006

Phase change resistor cell and nonvolatile memory device using the same

HYNIX SEMICONDUCTOR INC136 citations98

US6990044B2Jan 24, 2006

Composite memory device

HYNIX SEMICONDUCTOR INC103 citations98

US6963235B2Nov 8, 2005

Delay locked loop circuit with duty cycle correction function

HYNIX SEMICONDUCTOR INC104 citations98

US6950364B2Sep 27, 2005

Self-refresh apparatus and method

HYNIX SEMICONDUCTOR INC85 citations98

US6916594B2Jul 12, 2005

Overcoating composition for photoresist and method for forming photoresist pattern using the same

HYNIX SEMICONDUCTOR INC128 citations98

US6800567B2Oct 5, 2004

Method for forming polyatomic layers

HYNIX SEMICONDUCTOR INC98 citations98

US6800542B2Oct 5, 2004

Method for fabricating ruthenium thin layer

HYNIX SEMICONDUCTOR INC74 citations98

US6768361B2Jul 27, 2004

Clock synchronization circuit

HYNIX SEMICONDUCTOR INC78 citations98

US6730568B2May 4, 2004

Method for fabricating semiconductor device with ultra-shallow super-steep-retrograde epi-channel by boron-fluoride compound doping

HYNIX SEMICONDUCTOR INC172 citations98

US6724684B2Apr 20, 2004

Apparatus for pipe latch control circuit in synchronous memory device

HYNIX SEMICONDUCTOR INC102 citations98

US6677792B2Jan 13, 2004

Digital DLL apparatus for correcting duty cycle and method thereof

HYNIX SEMICONDUCTOR INC96 citations98

US6646939B2Nov 11, 2003

Low power type Rambus DRAM

HYNIX SEMICONDUCTOR INC76 citations98

US6607868B2Aug 19, 2003

Photoresist monomers, polymers thereof, and photoresist compositions containing the same

HYNIX SEMICONDUCTOR INC465 citations98

US6573771B2Jun 3, 2003

Clock synchronization circuit having improved jitter property

HYNIX SEMICONDUCTOR INC94 citations98

US6545529B2Apr 8, 2003

High voltage generating circuit

HYNIX SEMICONDUCTOR INC97 citations98

US6506676B2Jan 14, 2003

Method of manufacturing semiconductor devices with titanium aluminum nitride work function

HYNIX SEMICONDUCTOR INC98 citations98

US6486005B1Nov 26, 2002

Semiconductor package and method for fabricating the same

HYNIX SEMICONDUCTOR INC112 citations98

US8347042B2Jan 1, 2013

Multi-plane type flash memory and methods of controlling program and read operations thereof

HYNIX SEMICONDUCTOR INC100 citations97

US7470593B2Dec 30, 2008

Method for manufacturing a cell transistor of a semiconductor memory device

HYNIX SEMICONDUCTOR INC94 citations97

US7187195B2Mar 6, 2007

Parallel compression test circuit of memory device

HYNIX SEMICONDUCTOR INC116 citations97

US7031216B2Apr 18, 2006

Refresh controller with low peak current

HYNIX SEMICONDUCTOR INC95 citations97

US6881987B2Apr 19, 2005

pMOS device having ultra shallow super-steep-retrograde epi-channel with dual channel doping and method for fabricating the same

HYNIX SEMICONDUCTOR INC137 citations97

US6859081B2Feb 22, 2005

Duty cycle correction circuit and delay locked loop having the same

HYNIX SEMICONDUCTOR INC101 citations97

Showing the top 50 of 4,820 patents by PatentIndex Score.

HYNIX SEMICONDUCTOR INC

Top patents by PatentIndex Score

Method for fabricating a cylinder-type capacitor utilizing a connected ring structure

Stack package having guard ring which insulates through-via interconnection plug and method for manufacturing the same

Method for forming a photoresist pattern

Water-soluble negative photoresist polymer and composition containing the same

Photoresist polymer and photoresist composition containing the same

Method of manufacturing a phase change RAM device utilizing reduced phase change current

Semiconductor memory device with reduced data access time

Unit pixel in CMOS image sensor with enhanced reset efficiency

Delay locked loop circuit with duty cycle correction function

Method for fabricating a MOSFET device

Method for forming trench and method for fabricating semiconductor device using the same

Test operation of multi-port memory device

Semiconductor memory device having on-die-termination device and operation method thereof

Semiconductor device having a recess channel transistor

Stack package utilizing through vias and re-distribution lines

Method of programming flash memory device

Through silicon via chip stack package capable of facilitating chip selection during device operation

Delay locked loop with a function for implementing locking operation periodically during power down mode and locking operation method of the same

Program-verify method of non-volatile memory device

Non-volatile memory device, and multi-page program, read and copyback program method thereof

Cleaning solution for photoresist and method for forming pattern using the same

Apparatus for controlling self-refresh period in memory device

Method of forming insulating layer in semiconductor device

Digital delay locked loop capable of correcting duty cycle and its method

Flash memory device and method of erasing flash memory cell thereof

Capacitor of semiconductor device and method for forming the same

Write circuit of double data rate synchronous DRAM

Phase change resistor cell and nonvolatile memory device using the same

Composite memory device

Delay locked loop circuit with duty cycle correction function

Self-refresh apparatus and method

Overcoating composition for photoresist and method for forming photoresist pattern using the same

Method for forming polyatomic layers

Method for fabricating ruthenium thin layer

Clock synchronization circuit

Method for fabricating semiconductor device with ultra-shallow super-steep-retrograde epi-channel by boron-fluoride compound doping

Apparatus for pipe latch control circuit in synchronous memory device

Digital DLL apparatus for correcting duty cycle and method thereof

Low power type Rambus DRAM

Photoresist monomers, polymers thereof, and photoresist compositions containing the same

Clock synchronization circuit having improved jitter property

High voltage generating circuit

Method of manufacturing semiconductor devices with titanium aluminum nitride work function

Semiconductor package and method for fabricating the same

Multi-plane type flash memory and methods of controlling program and read operations thereof

Method for manufacturing a cell transistor of a semiconductor memory device

Parallel compression test circuit of memory device

Refresh controller with low peak current

pMOS device having ultra shallow super-steep-retrograde epi-channel with dual channel doping and method for fabricating the same

Duty cycle correction circuit and delay locked loop having the same