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

Patenting In Technology Classes,
Breakout By Organization

Count of 2004 - 2008 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 398, Optical Communications

( 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 2004 2005 2006 2007 2008 Total
FUJITSU LIMITED 21 20 67 57 64 229
LUCENT TECHNOLOGIES INC. 29 12 26 32 36 135
NORTEL NETWORKS LIMITED 32 20 29 25 28 134
SAMSUNG ELECTRONICS CO., LTD. 5 5 13 38 39 100
ALCATEL 24 6 15 34 13 92
AT&T CORP. 9 7 16 17 14 63
~INDIVIDUALLY OWNED PATENT 9 12 16 14 12 63
FINISAR CORPORATION 1 6 11 18 21 57
CIENA CORPORATION 4 12 12 16 11 55
NEC CORPORATION 14 9 11 15 6 55
NIPPON TELEGRAPH & TELEPHONE CORP. 5 3 15 13 8 44
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 1 2 2 11 22 38
HITACHI, LTD 10 4 7 13 3 37
SIEMENS AKTIENGESELLSCHAFT 8 7 12 7 1 35
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 9 4 9 5 5 32
INTERNATIONAL BUSINESS MACHINES CORPORATION 4 7 8 5 5 29
INTEL CORPORATION 0 2 2 12 11 27
MITSUBISHI DENKI KABUSHIKI KAISHA 6 2 9 5 5 27
TELLABS OPERATIONS INC. 2 2 10 6 4 24
JDS UNIPHASE CORPORATION 1 7 7 5 3 23
OKI ELECTRIC INDUSTRY CO., LTD. 2 6 6 3 6 23
AVANEX CORPORATION 4 2 5 7 4 22
CISCO TECHNOLOGY, INC. 2 3 6 3 8 22
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 2 3 7 5 5 22
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 10 6 3 3 0 22
TYCO TELECOMMUNICATIONS (US) INC. 5 1 2 8 5 21
AGILENT TECHNOLOGIES, INC. 6 4 5 3 1 19
AVAGO TECHNOLOGIES FIBER IP(SINGAPORE) PTE. LTD. 0 0 6 7 5 18
CORVIS CORPORATION 5 5 6 2 0 18
NORTHROP GRUMMAN CORPORATION 4 4 2 2 6 18
LOCKHEED MARTIN CORPORATION 0 1 5 6 5 17
SONY CORPORATION 1 3 9 0 4 17
CANON KABUSHIKI KAISHA 0 1 4 5 6 16
SPRINT COMMUNICATIONS COMPANY L.P. 1 2 4 6 3 16
TROPIC NETWORKS INC. 1 1 8 5 1 16
TEXAS INSTRUMENTS, INCORPORATED 2 0 5 4 4 15
BOEING COMPANY 2 2 0 4 6 14
OPNEXT JAPAN, INC. 2 5 1 5 1 14
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 0 1 3 4 6 14
NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY 0 2 2 4 4 12
TELEFONAKTIEBOLAGET LM ERICSSON 1 2 2 3 4 12
ECI TELECOM LTD. 2 0 4 5 0 11
HRL LABORATORIES, LLC 1 0 3 2 5 11
KDDI CORPORATION 2 1 5 2 1 11
WAVE7 OPTICS, INC. 0 1 3 5 2 11
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY 1 1 3 2 3 10
PTS CORPORATION 1 1 8 0 0 10
TERABEAM CORPORATION 4 5 1 0 0 10
TOSHIBA CORPORATION 2 2 4 2 0 10
AGERE SYSTEMS INC. 1 2 4 2 0 9
ALCATEL LUCENT 0 0 0 6 3 9
ERICSSON AB 0 0 0 2 7 9
STRATALIGHT COMMUNICATIONS, INC. 2 1 2 2 2 9
ALTERA CORPORATION 1 1 2 4 0 8
DORSAL NETWORKS, INC. 1 4 1 0 2 8
GENERAL INSTRUMENT CORPORATION 0 0 3 1 4 8
HARRIS CORP. 1 2 0 5 0 8
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 0 2 2 4 8
INFINEON TECHNOLOGIES AG 5 2 1 0 0 8
LIGHTPOINTE COMMUNICATIONS, INC. 1 4 3 0 0 8
NOKIA CORPORATION 4 2 1 1 0 8
UNITED STATES OF AMERICA, NAVY 2 0 3 2 1 8
BRITISH TELECOMMUNICATION, PLC 1 1 2 2 1 7
CELIGHT, INC. 0 0 2 2 3 7
FITEL U.S.A. CORP. 0 2 4 1 0 7
FUTUREWEI TECHNOLOGIES, INC. 1 2 1 2 1 7
MAIN STREET VENTURES, LLC 0 0 1 4 2 7
SCIENTIFIC-ATLANTA, INC. 3 0 3 0 1 7
THE DIRECTV GROUP, INC. 2 1 1 1 2 7
BROADCOM CORPORATION 0 2 3 1 0 6
BROADWING CORPORATION 0 0 0 1 5 6
EMCORE CORPORATION 0 1 0 0 5 6
FUJI XEROX CO., LTD. 1 0 0 3 2 6
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 2 0 2 1 1 6
MOTOROLA, INC. 2 3 0 1 0 6
OPLINK COMMUNICATIONS, INC. 2 1 2 0 1 6
XTERA COMMUNICATIONS, INC. 1 0 2 3 0 6
CHEETAH OMNI, LLC 0 0 2 3 0 5
CISCO PHOTONICS ITALY, S.R.L. 1 1 2 1 0 5
CORNING INCORPORATED 2 0 3 0 0 5
FORSTER ENERGY LLC 0 0 1 2 2 5
HITACHI COMMUNICATION TECHNOLOGIES, LTD. 0 0 0 1 4 5
HON HAI PRECISION IND. CO., LTD. 0 0 5 0 0 5
HUAWEI TECHNOLOGIES CO., LTD. 0 0 0 1 4 5
KIRIBATI WIRELESS VENTURES, LLC 0 0 2 2 1 5
OPVISTA, INC. 0 1 3 1 0 5
SILICON LIGHT MACHINES INC. 1 2 0 1 1 5
TRANSMODE SYSTEMS AB 0 0 1 4 0 5
UNIVERSITY OF SOUTHERN CALIFORNIA 2 0 1 1 1 5
ZILOG, INC. 0 1 1 2 1 5


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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

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