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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 2000 - 2004 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 359, Optics: Systems and Elements

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 129 154 159 121 113 676
CANON KABUSHIKI KAISHA 71 85 67 111 85 419
OLYMPUS OPTICAL CO., LTD. 94 84 74 60 32 344
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 56 42 37 52 44 231
FUJITSU LIMITED 41 38 51 36 40 206
NIKON CORPORATION 45 50 41 41 24 201
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA 69 66 62 2 0 199
MINOLTA CAMERA CO., LTD. 49 38 33 25 19 164
LUCENT TECHNOLOGIES INC. 41 30 21 25 16 133
PENTAX CORPORATION 0 0 3 50 76 129
3M INNOVATIVE PROPERTIES COMPANY 27 22 24 28 17 118
EASTMAN KODAK COMPANY 33 14 15 27 26 115
SAMSUNG ELECTRONICS CO., LTD. 29 28 15 17 20 109
CORNING INCORPORATED 6 15 18 34 27 100
SONY CORPORATION 17 25 16 14 26 98
RICOH COMPANY, LTD. 14 17 17 15 31 94
SEIKO EPSON CORPORATION 11 11 21 25 21 89
GENTEX CORPORATION 14 19 20 20 13 86
NEC CORPORATION 17 25 17 15 12 86
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 8 12 19 27 18 84
CARL ZEISS STIFTUNG 10 16 19 21 8 74
DAI NIPPON PRINTING CO. LTD 19 11 11 11 18 70
OLYMPUS CORPORATION 0 0 0 1 69 70
RAYTHEON COMPANY 22 15 10 10 13 70
HITACHI, LTD 12 9 13 19 11 64
FUJI PHOTO FILM CO., LTD 11 15 10 13 13 62
DONNELLY CORPORATION 12 21 8 11 9 61
NORTEL NETWORKS LIMITED 3 11 14 14 15 57
INTEL CORPORATION 10 9 8 11 18 56
TEXAS INSTRUMENTS, INCORPORATED 8 11 5 13 16 53
XEROX CORPORATION 14 9 17 10 2 52
AGILENT TECHNOLOGIES, INC. 2 10 6 13 19 50
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 3 5 9 11 22 50
JDS UNIPHASE CORPORATION 2 4 13 15 13 47
KONICA CORPORATION 6 8 6 9 14 43
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 9 7 6 11 10 43
ALCATEL 7 9 11 7 6 40
MITSUBISHI DENKI KABUSHIKI KAISHA 5 5 12 11 7 40
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 11 16 12 39
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 7 5 12 6 8 38
CARL ZEISS JENA GMBH 7 13 2 6 8 36
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 8 4 9 9 6 36
NIPPON SHEET GLASS CO., LTD. 5 5 8 6 12 36
LEICA MICROSYSTEMS HEIDELBERG GMBH 1 1 5 9 19 35
AVANEX CORPORATION 0 4 10 11 7 32
CALIFORNIA INSTITUTE OF TECHNOLOGY 5 6 9 6 5 31
ONETTA INC. 0 0 15 9 7 31
UNITED STATES OF AMERICA, NAVY 5 5 13 4 4 31
DIGILENS, INC. 7 8 8 4 2 29
FURUKAWA ELECTRIC CO., LTD. 1 3 6 10 9 29
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 7 4 4 7 28
AXSUN TECHNOLOGIES, INC. 0 0 10 9 8 27
FUJI XEROX CO., LTD. 10 8 1 2 6 27
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 4 2 7 6 7 26
TOKAI RIKA DENKI SEISAKUSHO K.K. 1 3 9 6 7 26
TOSHIBA CORPORATION 9 4 8 3 2 26
XTERA COMMUNICATIONS, INC. 1 2 3 11 9 26
CIENA CORPORATION 3 5 8 6 3 25
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 5 1 2 13 4 25
SILICON LIGHT MACHINES INC. 2 2 2 4 15 25
U.S. PHILIPS CORPORATION 13 10 2 0 0 25
NITTO DENKO CORPORATION 1 2 6 6 9 24
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 4 7 3 6 4 24
LOCKHEED MARTIN CORPORATION 6 5 3 3 6 23
NIPPON TELEGRAPH & TELEPHONE CORP. 2 4 6 2 9 23
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF 7 1 8 2 5 23
DENSO CORPORATION 4 6 5 2 5 22
LG ELECTRONICS INC. 7 2 2 3 8 22
UMAX DATA SYSTEMS INC. 3 3 6 9 1 22
CARL ZEISS SMT AG 0 0 0 2 19 21
E INK CORPORATION 2 4 4 3 8 21
LEICA MICROSYSTEMS AG 1 2 7 3 8 21
PIONEER CORPORATION 0 5 7 4 5 21
TRW INC. 5 13 2 1 0 21
BAYER AKTIENGESELLSCHAFT 1 3 8 5 3 20
HEWLETT-PACKARD COMPANY 10 6 3 1 0 20
LANG-MEKRA NORTH AMERICA, LLC 0 2 9 4 5 20
MURAKAMI CORPORATION 0 4 2 4 10 20
OKI ELECTRIC INDUSTRY CO., LTD. 1 4 7 2 6 20
ZEBRA IMAGING, INC. 1 4 4 7 3 19
BOEING COMPANY 0 3 1 4 10 18
JDS UNIPHASE INC. 0 4 5 8 1 18
KURARAY CO., LTD. 3 3 6 4 2 18
NORTHROP GRUMMAN CORPORATION 9 2 0 3 4 18
UNITED STATES OF AMERICA, AIR FORCE 5 4 4 2 3 18
AGERE SYSTEMS INC. 0 0 2 9 6 17
LITTON SYSTEMS INC. 9 5 0 0 3 17
MICROVISION, INC. 1 4 2 5 5 17
SIEMENS AKTIENGESELLSCHAFT 1 1 2 4 9 17
FINISAR CORPORATION, INC. 0 0 0 6 10 16
CORVIS CORPORATION 1 0 6 4 4 15
REITTER & SCHEFENACKER GMBH & CO. KG 0 4 5 5 1 15
AGERE SYSTEMS GUARDIAN CORP. 0 1 12 1 0 14
DIGITAL OPTICS CORPORATION 6 2 4 1 1 14
ENPLAS CORPORATION 0 5 2 3 4 14
UNIVERSITY OF WASHINGTON 5 4 2 1 2 14
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 3 10 13
HONEYWELL INTERNATIONAL INC. 0 1 3 5 4 13
LEICA MICROSYSTEMS WETZLAR GMBH 1 3 4 2 3 13
ROHM COMPANY LIMITED 1 1 4 4 3 13
SDL, INC. 4 4 5 0 0 13
SIROS TECHNOLOGIES, INC. 9 2 1 1 0 13
TELEFONAKTIEBOLAGET LM ERICSSON 2 4 3 2 2 13
ANDO ELECTRIC CO., LTD. 3 1 3 3 2 12
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 4 2 3 2 1 12
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 0 4 3 2 3 12
NIPPON MITSUBISHI OIL CORPORATION 1 2 2 6 1 12
OPLINK COMMUNICATIONS, INC. 0 1 4 4 3 12
PIRELLI CAVI E SISTEMI S.P.A. 1 7 2 1 1 12
SIPIX IMAGING, INC. 0 0 0 1 11 12
U.S. PRECISION LENS, INC. 6 2 3 1 0 12
UNITED STATES OF AMERICA, ARMY 2 4 4 0 2 12
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 1 2 3 4 2 12
ALPS ELECTRIC CO., LTD. 3 1 3 1 3 11
HRL LABORATORIES, LLC 0 0 5 3 3 11
ITT MANUFACTURING ENTERPRISES, INC. 2 1 1 3 4 11
LIGHT & SOUND DESIGN, LTD. 2 4 2 3 0 11
REFLECTIVITY, INC. 1 1 3 2 4 11
REFLEXITE CORPORATION 3 1 3 2 2 11
THOMSON-CSF 3 5 2 1 0 11
CORNING APPLIED TECHNOLOGIES CORP. 0 2 4 2 2 10
DAEWOO ELECTRONICS COMPANY, LTD. 10 0 0 0 0 10
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 5 1 0 4 10
INPHASE TECHNOLOGIES, INC. 0 0 0 1 9 10
MAGNA MIRROR SYSTEMS INC. 1 2 4 1 2 10
MICRONIC LASER SYSTEMS AB 0 1 1 2 6 10
MICROOPTICAL CORPORATION 2 2 5 1 0 10
MOXTEK, INC. 3 3 2 0 2 10
NGK INSULATORS LTD. 2 3 1 0 4 10
NP PHOTONICS, INC. 0 0 0 2 8 10
OPTICAL COATING LABORATORY, INC. 3 1 2 1 3 10
TDK CORPORATION 3 1 1 2 3 10
TERABEAM CORPORATION 0 0 4 3 3 10
VICTOR COMPANY OF JAPAN, LIMITED 4 3 0 2 1 10
YAZAKI CORP. 0 0 0 8 2 10
BRITISH TELECOMMUNICATION, PLC 5 3 1 0 0 9
CORNING PRECISION LENS, INCORPORATED 0 4 4 1 0 9
FLEX PRODUCTS, INC. 1 3 0 1 4 9
MEMX, INC. 0 0 0 3 6 9
METAGAL INDUSTRIA E COMERCIO LTDA. 1 0 4 4 0 9
NEW FOCUS, INC. 2 6 1 0 0 9
PIONEER ELECTRONIC CORPORATION 6 3 0 0 0 9
PSC SCANNING, INC. 2 4 1 1 1 9
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 0 1 3 3 9
SANKYO SEIKI MFG. CO., LTD. 1 5 1 0 2 9
SANYO ELECTRIC CO., LTD. 3 1 2 0 3 9
SHIN ETSU CHEMICAL CO., LTD. 2 1 3 1 2 9
AGFA CORPORATION 3 2 0 1 2 8
ASAHI GLASS COMPANY, LTD. 1 1 0 3 3 8
CIRVINE CORPORATION 0 0 0 3 5 8
CISCO TECHNOLOGY, INC. 0 0 1 4 3 8
COMMISSARIAT A L'ENERGIE ATOMIQUE 1 1 1 3 2 8
DELTA ELECTRONICS INC. 0 0 0 1 7 8
DUKE UNIVERSITY INC. 0 4 2 0 2 8
KABUSHIKI KAISHA TOPCON 1 3 0 1 3 8
MCNC 2 3 2 0 1 8
MITUTOYO CORPORATION 2 1 3 1 1 8
MOTOROLA, INC. 4 2 1 0 1 8
PTS CORPORATION 0 0 0 1 7 8
QINETIQ LIMITED 0 0 0 5 3 8
ROBERT BOSCH GMBH 1 2 3 0 2 8
ROCKWELL COLLINS, INC. 1 2 2 1 2 8
ROSCO, INC. 1 2 3 1 1 8
TELOPTICS CORPORATION 0 3 2 1 2 8
THOMSON LICENSING S.A. 1 0 2 3 2 8
TYCOM (US) INC. 0 3 5 0 0 8
YEDA RESEARCH AND DEVELOPMENT CO., LTD. 0 5 1 2 0 8
ADC TELECOMMUNICATIONS, INC. 0 1 2 0 4 7
ASML HOLDING N.V. 0 0 0 0 7 7
AT&T CORP. 0 3 3 0 1 7
AVERY DENNISON CORPORATION 0 0 2 3 2 7
AVISION INC. 1 1 4 1 0 7
BOOKHAM TECHNOLOGY PLC 0 1 0 3 3 7
BUEHLER MOTOR GMBH 0 0 4 3 0 7
CARL ZEISS SEMICONDUCTOR MANUFACTURING TECHNOLOGIES AG 0 0 0 1 6 7
DONNELLY HOHE GMBH & CO. KG 0 3 3 1 0 7
HARRIS CORP. 2 0 3 0 2 7
ILLINOIS TOOL WORKS INC. 0 0 3 2 2 7
IMRA AMERICA, INC. 2 3 1 0 1 7
KLA-TENCOR CORPORATION 1 0 2 2 2 7
MAGNA REFLEX HOLDING GMBH 2 2 1 0 2 7
MEKRA LANG GMBH & CO. KG 0 2 4 0 1 7
MITSUMI ELECTRIC CO., LTD. 0 4 2 0 1 7
NETWORK PHOTONICS, INC. 0 0 3 4 0 7
NIPPON CARBIDE KOGYO KABUSHIKI KAISHA 0 1 1 2 3 7
OVD KINEGRAM AG 1 2 3 0 1 7
PILKINGTON P-E LIMITED 3 1 3 0 0 7
POLAROID CORPORATION 5 0 1 1 0 7
RESEARCH FRONTIERS INCORPORATED 0 2 1 3 1 7
REVEO, INC. 1 2 2 2 0 7
SYCAMORE NETWORKS, INC. 0 0 4 2 1 7
TAMRON CO., LTD. 0 0 1 2 4 7
UNAXIS BALZERS AKTIENGESELLSCHAFT 0 3 3 0 1 7
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 1 3 2 0 1 7
UNIVERSITY OF CENTRAL FLORIDA 1 1 2 1 2 7
YOKOGAWA ELECTRIC CORP. 2 2 1 2 0 7
AMERICAN SPRAY COATING, A CALIFORNIA JOINT VENTURE 0 1 4 1 0 6
ANVIK CORPORATION 3 1 1 1 0 6
BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION, INC. 0 0 1 0 5 6
BE HERE CORPORATION 0 2 3 1 0 6
CALIENT NETWORKS, INC. 0 0 1 3 2 6
CENTRAL GLASS COMPANY, LIMITED 1 3 1 1 0 6
CODEON CORPORATION 0 1 2 3 0 6
DICON FIBEROPTICS, INC. 1 1 1 2 1 6
DRAPER, INC. 2 0 1 1 2 6
E-TEK DYNAMICS, INC. 3 3 0 0 0 6
FUNAI ELECTRIC CO., LTD. 0 0 1 0 5 6
GENOA CORPORATION 0 1 1 4 0 6
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 1 0 1 2 2 6
HOYA CORPORATION 0 1 1 2 2 6
INSTITUT NATIONAL D'OPTIQUE 0 0 2 4 0 6
IRIDIGM DISPLAY CORPORATION 0 0 0 2 4 6
JAPAN AVIATION ELECTRONICS INDUSTRY LTD. 0 0 0 4 2 6
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY 1 1 0 1 3 6
LEICA CAMERA AG 2 3 0 0 1 6
LEXMARK INTERNATIONAL, INC. 0 1 2 2 1 6
LG. PHILIPS LCD CO., LTD. 0 1 2 3 0 6
MEMSOLUTIONS, INC. 6 0 0 0 0 6
MILESTONE CO., LTD. 0 0 3 1 2 6
MIXED REALITY SYSTEMS LABORATORY INC. 1 3 2 0 0 6
MUSTEK SYSTEMS, INC. 3 2 1 0 0 6
NEC VIEWTECHNOLOGY, LTD. 0 0 1 1 4 6
PPG INDUSTRIES OHIO INC. 1 0 1 4 0 6
SANDIA CORPORATION 1 1 1 0 3 6
UNIVERSITY OF BRITISH COLUMBIA 0 1 4 1 0 6
UNIVERSITY OF MICHIGAN 2 0 0 2 2 6
ACER PERIPHERALS, INC. 1 2 2 0 0 5
ADVANCED OPTICAL TECHNOLOGIES, INC. 1 3 1 0 0 5
ALPHION CORPORATION 0 0 0 4 1 5
APPLIED MATERIALS, INC. 0 0 1 2 2 5
CHORUM TECHNOLOGIES LP 0 0 2 3 0 5
COMMUNICATIONS RESEARCH LABORATORY, INDEPENDENT ADMINISTRATIVE INSTITUTION 0 0 1 1 3 5
DATALOGIC S.P.A. 1 2 1 1 0 5
EUV LLC 1 2 1 0 1 5
FDK CORPORATION 1 1 1 1 1 5
HENTZE-LISSOTSCHENKO PATENTVERWALTUNGS GMBH & CO. KG 0 0 0 2 3 5
HOLOGRAPHIC IMAGING LLC 0 0 1 2 2 5
ICHIKOH INDUSTRIES LIMITED 1 1 0 0 3 5
IMATION CORP. 0 0 0 3 2 5
INFINEON TECHNOLOGIES AG 0 1 0 2 2 5
INFOCUS CORPORATION 0 1 1 1 2 5
INTERNATIONAL TECHNOLOGIES (LASERS) LTD. 1 1 2 0 1 5
KDD CORPORATION 3 2 0 0 0 5
KODAK POLYCHROME GRAPHICS, LLC 1 1 1 1 1 5
LEICA GEOSYSTEMS AG 1 0 3 0 1 5
MEMS OPTICAL, INC. 0 1 2 0 2 5
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 0 1 2 2 5
NEC RESEARCH INSTITUTE, INC. 5 0 0 0 0 5
NEWPORT CORPORATION 2 2 0 1 0 5
NIDEC COPAL CORPORATION 0 0 0 1 4 5
NISSAN MOTOR COMPANY, LIMITED 0 0 1 2 2 5
OPTODOT CORPORATION 0 0 0 3 2 5
PHOTON-X, INC. 0 0 0 3 2 5
ROCKWELL TECHNOLOGIES, LLC 2 2 1 0 0 5
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 2 1 0 2 0 5
SILICON VALLEY GROUP, INC. 0 2 1 2 0 5
SIWAVE, INC. 0 0 0 2 3 5
SUMITOMO CHEMICAL COMPANY, LIMITED 0 1 1 2 1 5
SYMBOL TECHNOLOGIES, INC. 0 0 1 1 3 5
THALES 0 0 0 0 5 5
TYCO TELECOMMUNICATIONS (US) INC. 0 0 2 0 3 5
UNIVERSITY OF ROCHESTER 0 1 1 2 1 5
ZYGO CORPORATION 0 2 1 2 0 5


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