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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting By Geographic Region (State and Country),
Breakout By Organization

Count of 2001 - 2005 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Originating From

SOUTH KOREA

( patent origin is determined by the residence of the first-named inventor )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 2001 2002 2003 2004 2005 Total
SAMSUNG ELECTRONICS CO., LTD. 1378 1274 1253 1514 1569 6988
LG ELECTRONICS INC. 245 334 403 474 461 1917
~Individually Owned Patent 254 260 290 262 215 1281
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. 532 391 179 106 25 1233
HYNIX SEMICONDUCTOR INC. 4 96 244 330 353 1027
LG. PHILIPS LCD CO., LTD. 56 136 214 296 314 1016
HYUNDAI MOTOR CO., LTD. 99 145 105 110 118 577
SAMSUNG SDI CO., LTD. 26 104 114 130 109 483
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 72 89 102 86 112 461
SAMSUNG ELECTRO-MECHANICS CO., LTD. 35 42 77 74 81 309
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 35 49 41 58 32 215
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY 34 46 60 35 28 203
LG INFORMATION & COMMUNICATIONS, LTD. 23 37 38 35 22 155
SAMSUNG KWANG-JU ELECTRONICS CO., LTD. 4 17 35 41 29 126
SAMSUNG DISPLAY DEVICES CO., LTD. 66 33 9 5 2 115
DAEWOO ELECTRONICS COMPANY, LTD. 54 14 4 7 12 91
LG CHEMICAL LTD. 13 22 14 14 24 87
LG SEMICON CO., LTD. 42 30 8 4 2 86
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY 27 17 9 16 12 81
KOREA KUMHO PETROCHEMICAL CO., LTD. 18 13 22 9 11 73
DONGBU ELECTRONICS CO., LTD. 5 10 10 25 21 71
MIRAE CORPORATION 5 15 20 20 11 71
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 18 12 14 7 13 64
AMKOR TECHNOLOGY, INC. 0 14 12 20 14 60
KOREA ATOMIC ENERGY RESEARCH INSTITUTE 10 7 10 13 14 54
BOE-HYDIS TECHNOLOGY CO, LTD. 0 0 13 16 17 46
LG PHILIPS DISPLAYS KOREA CO., LTD. 0 0 1 23 21 45
KIA MOTORS CORP. 7 10 11 7 9 44
HALLA CLIMATE CONTROL CORPORATION 4 4 8 14 13 43
LG INDUSTRIAL SYSTEMS CO., LTD. 14 4 7 8 5 38
HYUNDAI MOBIS, CO., LTD. 0 0 1 5 31 37
JUSUNG ENGINEERING CO., LTD. 2 3 9 13 10 37
HYUNDAI DISPLAY TECHNOLOGY INC. 0 31 5 0 0 36
ANAM SEMICONDUCTOR, INC. 9 7 1 7 11 35
KWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY 5 4 15 7 3 34
DONGBUANAM SEMICONDUCTOR INC. 0 0 0 0 32 32
KOREA TELECOM CO., LTD. 6 8 5 7 6 32
SK CORPORATION 5 9 5 6 6 31
MEDISON CO., LTD. 7 6 9 7 1 30
POHANG IRON & STEEL CO., LTD. 16 6 4 3 1 30
MANDO CORPORATION 1 5 11 4 7 28
KOREA INSTITUTE OF MACHINERY & MATERIALS 6 4 8 5 4 27
SAMSUNG GENERAL CHEMICALS CO., LTD. 11 3 3 7 3 27
CHEIL INDUSTRIES, INC. 3 6 7 3 6 25
POHANG UNIVERSITY OF SCIENCE AND TECHNOLOGY FOUNDATION 1 5 5 8 5 24
SAMSUNG TECHWIN CO., LTD. 0 5 3 8 8 24
KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY 3 4 7 4 5 23
ORION ELECTRIC CO., LTD. 5 4 10 0 3 22
AGENCY FOR DEFENCE DEVELOPMENT 2 3 7 5 4 21
HYOSUNG CORPORATION 4 1 4 4 8 21
POSTECH FOUNDATION 2 2 3 7 5 19
GCT SEMICONDUCTOR, INC. 1 6 4 4 3 18
LG CHEMICALS CO. LTD. 0 1 2 10 4 17
SAMYANG CORPORATION 6 3 3 3 2 17
VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB 0 0 1 6 10 17
PACIFIC CORPORATION 3 7 4 2 0 16
UT STARCOM, INC. 0 0 0 0 16 16
DADA CORP. 2 3 1 6 3 15
HANMI PHARMACEUTICAL CO., LTD. 0 4 7 2 2 15
KOLON INDUSTRIES INC. 5 1 6 2 1 15
CHEIL JEDANG CORPORATION 2 0 5 4 3 14
HYUNDAI MICRO ELECTRONICS CO., LTD. 4 5 3 2 0 14
KOREA TELECOMMUNICATION AUTHORITY 2 1 2 6 3 14
MANDO CLIMATE CONTROL CORPORATION 2 5 6 1 0 14
SAMSUNG AEROSPACE INDUSTRIES, LTD. 10 3 0 1 0 14
SAMSUNG ATOFINA CO. LTD. 0 0 0 5 9 14
SK CHEMICAL CO., LTD. 0 6 4 2 2 14
SK TELECOM CO., LTD 1 1 2 6 4 14
DELPHI AUTOMOTIVE SYSTEMS SUNGWOO CORPORATION 1 2 1 6 3 13
SILICON IMAGE, INC. 3 2 3 3 2 13
CJ CORP. 0 0 0 4 8 12
INTEGRANT TECHNOLOGIES INC. 0 0 1 4 7 12
KOREA ELECTRONIC TECHNOLOGY INSTITUTE 2 1 5 2 2 12
DAEWOO HEAVY INDUSTRIES CO., LTD 8 2 1 0 0 11
KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE 1 3 3 2 2 11
LG CABLE CO., LTD. 0 0 1 7 3 11
LG LIFE SCIENCES, LTD. 0 1 2 6 2 11
SAMSUNG FINE CHEMICALS CO. LTD. 3 3 2 2 1 11
SAMYANG GENEX CORPORATION 3 2 2 3 1 11
BIONEER CORPORATION 2 1 2 3 2 10
DONG WHA PHARMACEUTICAL INDUSTRIAL CO., LTD. 2 1 3 3 1 10
HANYANG HAK WON CO. LTD. 0 0 3 5 2 10
HYUNDAI CURITEL, INC. 0 1 4 3 2 10
POSCO 0 0 0 4 6 10
SAMHONGSA CO., LTD. 3 5 1 0 1 10
SAMSUNG CORNING CO., LTD. 3 1 2 1 3 10
YUHAN CORPORATION CO., LTD. 2 1 2 3 2 10
ADVANCED SEMICONDUCTOR ENGINEERING, INC. 3 3 1 1 1 9
NESS CAPACITOR CO., LTD. 0 3 4 2 0 9
CARRIER CORPORATION 5 1 2 0 0 8
DONGJIN SEMICHEM CO., LTD. 1 0 1 4 2 8
DOOSAN CORPORATION 2 2 2 1 1 8
EHWA DIAMOND IND. CO., LTD. 1 1 5 0 1 8
HANKOOK TIRE MFG. CO., LTD. 4 1 2 0 1 8
IPS LTD. 2 0 2 2 2 8
KISWEL, LTD. 0 2 2 4 0 8
KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE 2 2 1 3 0 8
LG HOUSEHOLD & HEALTH CARE LTD. 0 0 0 6 2 8
SUNGKYUNKWAN UNIVERSITY 0 2 0 2 4 8
DNS KOREA CO., LTD. 0 2 1 3 1 7
DONGBU HANNONG CHEMICAL CO., LTD. 1 4 1 0 1 7
GENITECH CO., LTD. 0 3 3 1 0 7
JV MEDI CO., LTD. 0 2 4 1 0 7
KOREA INSTITUTE OF ENERGY RESEARCH 2 3 1 1 0 7
LG LCD, INC. 4 2 1 0 0 7
NESSDISPLAY CO., LTD. 0 4 1 2 0 7
NOVERA OPTICS, INC. 0 2 2 3 0 7
SILTRON INC. 0 0 3 2 2 7
SKC CO., LTD. 2 1 0 3 1 7
SUNSTAR PRECISION CO., LTD. 1 0 1 3 2 7
VALEO MANDO ELECTRICAL SYSTEMS KOREA LIMITED 0 1 3 3 0 7
YONSEI UNIVERSITY 1 1 1 2 2 7
ACE TECHNOLOGY CO., LTD. 4 0 1 1 0 6
CHUGAI SEIYAKU KABUSHIKI KAISHA 0 0 5 1 0 6
DN CRAFT CORPORATION 1 0 2 3 0 6
HONG JIN CROWN CO., LTD. 0 0 3 2 1 6
KOREA ELECTRIC POWER CORPORATION 0 2 0 1 3 6
LG CHEM INVESTMENT LTD. 0 0 2 4 0 6
LG N-SYS INC. 0 0 0 2 4 6
MERCURY CORPORATION 3 3 0 0 0 6
ROYAL SOVEREIGN, INC. 0 1 3 1 1 6
SAEHAN INDUSTRIES INC. 4 0 1 0 1 6
BERKANA WIRELESS, INC. 0 0 1 2 2 5
BOO YOON TECH, INC. 0 2 2 1 0 5
CURITEL COMMUNICATIONS, INC. 0 0 0 3 2 5
HANYANG FRAME CO., LTD. 0 0 0 1 4 5
ILJIN NANOTECH CO., LTD. 0 2 2 1 0 5
INFORMATION AND COMMUNICATIONS UNIVERSITY EDUCATIONAL FOUNDATION 0 0 0 2 3 5
KOREA CHEMICAL CO., LTD. 1 0 1 2 1 5
KYUNGDONG BOILER CO, LTD. 0 0 1 0 4 5
MANDO MACHINERY CORP. LTD. 3 2 0 0 0 5
SEOUL NATIONAL UNIVERSITY INDUSTRY FOUNDATION 0 0 0 1 4 5
SK TELETECH CO., LTD. 0 0 0 2 3 5
SKC LIMITED 0 2 0 2 1 5
TOYO ENGINEERING CO., LTD. 0 5 0 0 0 5


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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