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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 2005 2006 2007 2008 2009 Total
FUJITSU LIMITED 20 67 57 64 71 279
NORTEL NETWORKS LIMITED 20 29 25 28 25 127
LUCENT TECHNOLOGIES INC. 12 26 32 36 0 106
SAMSUNG ELECTRONICS CO., LTD. 5 13 38 39 6 101
FINISAR CORPORATION 6 11 18 21 44 100
ALCATEL 6 15 34 13 15 83
~INDIVIDUALLY OWNED PATENT 12 16 14 12 21 75
AT&T CORP. 7 16 17 14 3 57
CIENA CORPORATION 12 12 16 11 6 57
NEC CORPORATION 9 11 15 6 10 51
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 2 2 11 22 13 50
NIPPON TELEGRAPH & TELEPHONE CORP. 3 15 13 8 8 47
INTEL CORPORATION 2 2 12 11 9 36
HITACHI, LTD 4 7 13 3 5 32
INTERNATIONAL BUSINESS MACHINES CORPORATION 7 8 5 5 7 32
CISCO TECHNOLOGY, INC. 3 6 3 8 11 31
ALCATEL-LUCENT USA INC. 0 0 0 4 24 28
OKI ELECTRIC INDUSTRY CO., LTD. 6 6 3 6 7 28
SIEMENS AKTIENGESELLSCHAFT 7 12 7 1 1 28
TELLABS OPERATIONS INC. 2 10 6 4 5 27
MITSUBISHI DENKI KABUSHIKI KAISHA 2 9 5 5 4 25
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 3 7 5 5 5 25
AVAGO TECHNOLOGIES FIBER IP(SINGAPORE) PTE. LTD. 0 6 7 5 5 23
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 4 9 5 5 0 23
JDS UNIPHASE CORPORATION 7 7 5 3 0 22
SPRINT COMMUNICATIONS COMPANY L.P. 2 4 6 3 7 22
LOCKHEED MARTIN CORPORATION 1 5 6 5 4 21
TYCO TELECOMMUNICATIONS (US) INC. 1 2 8 5 4 20
AVANEX CORPORATION 2 5 7 4 1 19
NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY 2 2 4 4 6 18
CANON KABUSHIKI KAISHA 1 4 5 6 1 17
HITACHI COMMUNICATION TECHNOLOGIES, LTD. 0 0 1 4 12 17
SONY CORPORATION 3 9 0 4 1 17
HRL LABORATORIES, LLC 0 3 2 5 6 16
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 3 4 6 2 16
NORTHROP GRUMMAN CORPORATION 4 2 2 6 1 15
TROPIC NETWORKS INC. 1 8 5 1 0 15
ALCATEL LUCENT 0 0 6 3 5 14
TEXAS INSTRUMENTS, INCORPORATED 0 5 4 4 1 14
AGILENT TECHNOLOGIES, INC. 4 5 3 1 0 13
CORVIS CORPORATION 5 6 2 0 0 13
ERICSSON AB 0 0 2 7 4 13
KDDI CORPORATION 1 5 2 1 4 13
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY 1 3 2 3 4 13
OPNEXT JAPAN, INC. 5 1 5 1 1 13
TELEFONAKTIEBOLAGET LM ERICSSON 2 2 3 4 2 13
BOEING COMPANY 2 0 4 6 0 12
TOSHIBA CORPORATION 2 4 2 0 4 12
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 6 3 3 0 0 12
EMCORE CORPORATION 1 0 0 5 5 11
WAVE7 OPTICS, INC. 1 3 5 2 0 11
AGERE SYSTEMS INC. 2 4 2 0 2 10
BROADWING CORPORATION 0 0 1 5 4 10
FUTUREWEI TECHNOLOGIES, INC. 2 1 2 1 4 10
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 2 2 4 2 10
BROADCOM CORPORATION 2 3 1 0 3 9
ECI TELECOM LTD. 0 4 5 0 0 9
GENERAL INSTRUMENT CORPORATION 0 3 1 4 1 9
HUAWEI TECHNOLOGIES CO., LTD. 0 0 1 4 4 9
MAIN STREET VENTURES, LLC 0 1 4 2 2 9
PTS CORPORATION 1 8 0 0 0 9
AT& T INTELLECTUAL PROPERTY II, L.P. 0 0 0 1 7 8
CELIGHT, INC. 0 2 2 3 1 8
ENABLENCE USA FTTX NETWORKS INC. 0 0 0 1 7 8
HARRIS CORP. 2 0 5 0 1 8
OPVISTA, INC. 1 3 1 0 3 8
ALTERA CORPORATION 1 2 4 0 0 7
DORSAL NETWORKS, INC. 4 1 0 2 0 7
FITEL U.S.A. CORP. 2 4 1 0 0 7
INFINERA CORPORATION 0 1 1 0 5 7
LIGHTPOINTE COMMUNICATIONS, INC. 4 3 0 0 0 7
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 2 1 1 3 7
MERITON NETWORKS US INC. 0 2 2 0 3 7
NOKIA SIEMENS NETWORKS GMBH & CO. KG 0 0 0 1 6 7
PANASONIC CORPORATION 0 0 0 0 7 7
STRATALIGHT COMMUNICATIONS, INC. 1 2 2 2 0 7
ZILOG, INC. 1 1 2 1 2 7
BRITISH TELECOMMUNICATION, PLC 1 2 2 1 0 6
CHEETAH OMNI, LLC 0 2 3 0 1 6
FUJI XEROX CO., LTD. 0 0 3 2 1 6
KIRIBATI WIRELESS VENTURES, LLC 0 2 2 1 1 6
SCIENTIFIC-ATLANTA, INC. 0 3 0 1 2 6
TERABEAM CORPORATION 5 1 0 0 0 6
THE DIRECTV GROUP, INC. 1 1 1 2 1 6
TRANSMODE SYSTEMS AB 0 1 4 0 1 6
UNITED STATES OF AMERICA, NAVY 0 3 2 1 0 6
ALCATEL-LUCENT CANADA INC. 0 0 0 3 2 5
BOOKHAM TECHNOLOGY PLC 0 0 1 2 2 5
CORNING INCORPORATED 0 3 0 0 2 5
FORSTER ENERGY LLC 0 1 2 2 0 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 2 0 0 3 5
HON HAI PRECISION IND. CO., LTD. 0 5 0 0 0 5
ITT MANUFACTURING ENTERPRISES, INC. 0 0 2 0 3 5
NOKIA CORPORATION 2 1 1 0 1 5
OPLINK COMMUNICATIONS, INC. 1 2 0 1 1 5
PIVOTAL DECISIONS LLC. 0 0 1 1 3 5
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 0 0 0 2 3 5
XTERA COMMUNICATIONS, INC. 0 2 3 0 0 5


PTMT Contacts

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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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