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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 1998 - 2002 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 385, Optical Waveguides

( 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 1998 1999 2000 2001 2002 Total
LUCENT TECHNOLOGIES INC. 77 87 85 138 71 458
~Individually Owned Patent 67 61 58 56 79 321
CORNING INCORPORATED 15 24 15 56 81 191
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 18 21 18 42 53 152
NEC CORPORATION 24 24 33 28 30 139
ALCATEL 0 9 33 42 37 121
FUJITSU LIMITED 30 19 21 23 22 115
SIEMENS AKTIENGESELLSCHAFT 15 16 25 16 9 81
FURUKAWA ELECTRIC CO., LTD. 10 11 13 14 30 78
SAMSUNG ELECTRONICS CO., LTD. 7 2 19 30 20 78
TELEFONAKTIEBOLAGET LM ERICSSON 5 11 8 14 18 56
HITACHI, LTD 10 3 2 17 19 51
NORTEL NETWORKS CORPORATION 0 3 5 15 25 48
SIECOR CORPORATION 18 18 11 1 0 48
NIPPON TELEGRAPH & TELEPHONE CORP. 9 11 8 11 7 46
MOLEX INCORPORATED 9 8 6 8 14 45
WHITAKER CORPORATION 13 13 8 3 8 45
CORNING CABLE SYSTEMS LLC 0 0 1 5 36 42
AGILENT TECHNOLOGIES, INC. 0 0 6 19 16 41
OKI ELECTRIC INDUSTRY CO., LTD. 0 1 4 16 19 40
3M INNOVATIVE PROPERTIES COMPANY 0 4 10 12 13 39
ADC TELECOMMUNICATIONS, INC. 4 5 5 9 16 39
UNITED STATES OF AMERICA, NAVY 6 6 7 12 6 37
FITEL U.S.A. CORP. 0 0 0 0 36 36
E-TEK DYNAMICS, INC. 12 5 9 9 0 35
HEWLETT-PACKARD COMPANY 8 16 8 1 2 35
LITTON SYSTEMS INC. 1 7 8 12 7 35
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 6 5 5 6 10 32
MINNESOTA MINING AND MANUFACTURING COMPANY 18 8 2 1 2 31
JDS FITEL INC. 12 1 4 8 5 30
INTERNATIONAL BUSINESS MACHINES CORPORATION 7 1 4 5 12 29
JDS UNIPHASE CORPORATION 0 1 0 7 21 29
JDS UNIPHASE INC. 0 0 3 3 23 29
SIECOR OPERATIONS, LLC 0 1 10 17 1 29
TRW INC. 2 5 8 11 2 28
NORTHERN TELECOM LIMITED 12 13 1 0 1 27
BOOKHAM TECHNOLOGY PLC 2 1 7 12 4 26
INFINEON TECHNOLOGIES AG 0 0 3 7 16 26
NGK INSULATORS LTD. 3 5 6 10 2 26
FRANCE TELECOM 6 5 7 6 1 25
PIRELLI CAVI E SISTEMI S.P.A. 0 3 3 15 4 25
INTEL CORPORATION 1 2 5 2 14 24
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 5 3 6 4 6 24
AT&T CORP. 2 3 5 9 4 23
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 7 4 5 4 3 23
MOTOROLA, INC. 8 5 3 2 5 23
YAZAKI CORP. 0 0 1 7 15 23
BRITISH TELECOMMUNICATION, PLC 7 4 6 5 0 22
CIENA CORPORATION 3 2 3 4 10 22
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 3 1 5 4 9 22
FUJIKURA LTD. 3 5 1 5 6 20
HITACHI CABLE, LTD. 7 6 4 2 1 20
AGERE SYSTEMS GUARDIAN CORP. 0 0 0 0 19 19
AGERE SYSTEMS OPTOELECTRONICS GUARDIAN CORP. 0 0 0 16 3 19
STRATOS LIGHTWAVE, INC. 0 0 0 9 10 19
TOSHIBA CORPORATION 4 6 3 2 4 19
AVANEX CORPORATION 0 0 1 6 10 17
GEMFIRE CORPORATION 2 4 5 3 3 17
OPLINK COMMUNICATIONS, INC. 1 3 3 5 4 16
SONY CORPORATION 2 1 1 3 9 16
DSM N.V. 3 2 4 4 2 15
KYOCERA CORPORATION 2 2 5 2 4 15
LIGHT CHIP, INC. 0 1 3 6 5 15
LOCKHEED MARTIN CORPORATION 2 4 2 1 6 15
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 2 2 4 1 6 15
MOLECULAR OPTOELECTRONICS CORPORATION 0 3 3 3 6 15
SEIKO INSTRUMENTS INC. 0 3 1 3 8 15
ALLIANCE FIBER OPTICS PRODUCTS, INC. 0 1 4 4 5 14
ALPS ELECTRIC CO., LTD. 3 1 5 5 0 14
CHIARO NETWORKS LTD 0 0 0 1 13 14
HONEYWELL INC. 3 2 7 1 1 14
MCDONNELL DOUGLAS CORP. 4 3 2 5 0 14
CIDRA CORPORATION 0 3 1 6 3 13
DELPHI TECHNOLOGIES, INC. 0 0 2 5 6 13
DEUTSCHE TELEKOM AG 0 2 2 5 4 13
OPTICAL SWITCH CORPORATION 1 1 1 5 5 13
SEIKOH GIKEN CO., LTD. 1 2 3 3 4 13
COMMISSARIAT A L'ENERGIE ATOMIQUE 1 5 1 4 1 12
MITSUBISHI DENKI KABUSHIKI KAISHA 4 1 1 4 2 12
SDL, INC. 2 3 2 4 1 12
TYCOM (US) INC. 0 0 0 2 10 12
ALCATEL ALSTHOM COMPAGNIE GENERALE D'ELECTRICITE 4 7 0 0 0 11
AMPHENOL CORPORATION 1 4 1 4 1 11
FUJI XEROX CO., LTD. 4 2 2 1 2 11
ROBERT BOSCH GMBH 4 2 1 3 1 11
TYCO ELECTRONICS CORPORATION 0 0 0 6 5 11
UNITED STATES OF AMERICA, ARMY 3 3 1 3 1 11
ANDO ELECTRIC CO., LTD. 1 3 4 1 1 10
BOEING COMPANY 2 1 1 5 1 10
COGENT LIGHT TECHNOLOGIES, INC. 4 3 1 0 2 10
HUGHES ELECTRONICS CORP. 1 1 4 3 1 10
LASERCOMM INC. 0 0 0 1 9 10
PIRELLI CAVI S.P.A. 7 2 1 0 0 10
REMOTE SOURCE LIGHTING INTERNATIONAL, INC. 6 4 0 0 0 10
SUMITOMO WIRING SYSTEMS, LTD., CO. 0 2 3 3 2 10
CERAM OPTEC INDUSTRIES, INC. 4 2 1 1 1 9
FRAMATOME CONNECTORS INTERNATIONAL S.A. 1 1 0 5 2 9
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 1 3 3 1 1 9
NEC RESEARCH INSTITUTE, INC. 4 0 3 1 1 9
PREFORMED LINE PRODUCTS COMPANY 2 5 0 1 1 9
TYCO SUBMARINE SYSTEMS LTD. 0 1 5 2 1 9
U.S. PHILIPS CORPORATION 5 2 1 1 0 9
ALCATEL N. V. 6 2 0 0 0 8
ALLIED-SIGNAL INC. 3 2 1 2 0 8
ARROYO OPTICS, INC. 1 1 0 4 2 8
AVAYA TECHNOLOGY CORP. 0 0 0 4 4 8
BRIDGESTONE CORPORATION 1 2 1 3 1 8
BROOKHAVEN SCIENCE ASSOCIATES LLC 1 1 0 3 3 8
CIRREX CORP. 0 0 1 2 5 8
HONEYWELL INTERNATIONAL INC. 0 0 2 2 4 8
ITT MANUFACTURING ENTERPRISES, INC. 0 1 1 2 4 8
KOKUSAI DENSHIN DENWA KABUSHIKI KAISHA 1 3 2 2 0 8
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY 2 1 2 2 1 8
METHODE ELECTRONICS, INC. 2 3 3 0 0 8
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF 0 2 2 1 3 8
THOMAS & BETTS INTERNATIONAL, INC. 0 0 1 3 4 8
UNIVERSITY OF SOUTHHAMPTON 0 3 1 3 1 8
ALCOA FUJIKURA LTD. 1 0 0 2 4 7
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA 1 1 0 2 3 7
BERG TECHNOLOGY, INC. 0 1 0 1 5 7
COHERENT, INC. 2 1 4 0 0 7
D-STAR TECHNOLOGIES, INC. 1 3 1 2 0 7
INSTITUT NATIONAL D'OPTIQUE 2 1 1 0 3 7
MARCONI COMMUNICATIONS, INC. 0 0 0 2 5 7
MITSUBISHI GAS-CHEMICAL COMPANY, INC. 2 3 2 0 0 7
OPTICAL COATING LABORATORY, INC. 0 0 0 3 4 7
PHYSICAL OPTICS CORPORATION 0 0 0 6 1 7
RAYTHEON COMPANY 2 1 1 2 1 7
TEXAS INSTRUMENTS, INCORPORATED 4 1 0 1 1 7
BOEING NORTH AMERICAN INC. 3 3 0 0 0 6
CALIFORNIA INSTITUTE OF TECHNOLOGY, INC. 1 0 1 1 3 6
CISCO TECHNOLOGY, INC. 0 0 0 2 4 6
DICON FIBEROPTICS, INC. 1 1 1 2 1 6
DIGITAL OPTICS CORPORATION 0 0 0 1 5 6
FIBERSTARS, INC. 1 0 0 4 1 6
GENERAL ELECTRIC COMPANY 2 1 1 2 0 6
HIROSE ELECTRIC CO., LTD. 0 2 0 1 3 6
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 1 0 0 5 6
LIGHTWAVE MICROSYSTEMS CORPORATION 0 1 1 1 3 6
LUMENYTE INTERNATIONAL CORPORATION 0 3 0 2 1 6
LUNA INNOVATIONS, INC. 0 0 1 2 3 6
LYNX PHOTONIC NETWORKS INC. 0 0 0 4 2 6
MCI COMMUNICATIONS CORP. 2 3 1 0 0 6
MINOLTA CAMERA CO., LTD. 4 0 1 0 1 6
MITSUBISHI RAYON CO., LTD. 0 1 1 2 2 6
NATIONAL SCIENCE COUNCIL 2 0 0 4 0 6
PIRELLI CABLES AND SYSTEMS LLC 0 0 1 3 2 6
PIRELLI GENERAL PLC 3 0 1 0 2 6
SCIENTIFIC-ATLANTA, INC. 1 0 1 2 2 6
TELLIUM, INC. 1 1 0 0 4 6
UNIPHASE TELECOMMUNICATIONS PRODUCTS, INC. 0 2 0 3 1 6
UNITED STATES OF AMERICA, AIR FORCE 2 3 1 0 0 6
ALCATEL NA CABLE SYSTEMS INC. 4 1 0 0 0 5
AMHERST HOLDING CO. 0 0 0 2 3 5
APPLIED FIBEROPTICS, INC. 1 2 2 0 0 5
BELL COMMUNICATIONS RESEARCH, INC. 5 0 0 0 0 5
C SPEED CORPORATION 0 0 0 0 5 5
CANON KABUSHIKI KAISHA 0 0 1 1 3 5
CORNING LASERTRON, INC. 0 0 0 1 4 5
DAEWOO TELECOM CO., LTD. 2 2 1 0 0 5
DIAMOND SA 1 2 0 2 0 5
HEINRICH-HERTZ-INSTITUT FUR NACHRICHTENTECHNIK BERLIN GMBH 0 0 1 3 1 5
HUBER & SUHNER AG 1 0 0 1 3 5
INDIGO MEDICAL, INCORPORATED 3 2 0 0 0 5
INSTRUMENTS S.A. 1 1 3 0 0 5
KAISER OPTICAL SYSTEMS, INC. 0 3 1 1 0 5
LSI LOGIC CORPORATION 0 0 0 2 3 5
N. V. RAYCHEM S.A. 4 1 0 0 0 5
NEPTEC OPTICAL SOLUTIONS, INC. 0 0 0 0 5 5
NIPPON SHEET GLASS CO., LTD. 0 0 1 1 3 5
OCEAN DESIGN, INC. 0 0 1 2 2 5
PANDUIT CORPORATION 1 0 0 0 4 5
PICOLIGHT INCORPORATED 0 1 0 2 2 5
PSI TELECOMMUNICATIONS, INC. 5 0 0 0 0 5
SEIKO EPSON CORPORATION 0 0 0 0 5 5
SPARKOLOR CORPORATION 0 0 0 2 3 5
SUMITOMO ELECTRIC LIGHTWAVE CORP. 0 0 3 0 2 5
TERACONNECT, INC. 0 0 0 0 5 5
TRUSTEES OF TUFTS COLLEGE 0 0 1 3 1 5
UNIVERSITY OF BRITISH COLUMBIA 2 1 1 1 0 5
UNIVERSITY OF MICHIGAN 0 1 0 1 3 5
UNIVERSITY OF SOUTHERN CALIFORNIA 0 1 0 1 3 5
WAVESPLITTER TECHNOLOGIES, INC. 0 0 1 3 1 5
YKK CORPORATION 0 1 1 1 2 5


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