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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 351, Optics: Eye Examining, Vision Testing and Correcting

( 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
~INDIVIDUALLY OWNED PATENT 93 86 76 99 101 455
NIDEK CO., LTD. 7 3 6 21 28 65
KABUSHIKI KAISHA TOPCON 10 4 5 19 13 51
NOVARTIS AG (FORMERLY SANDOZ LTD.) 7 9 11 8 5 40
ESSILOR INTERNATIONAL COMPAGNIE GENERALE D'OPTIQUE 4 3 4 9 15 35
JOHNSON & JOHNSON VISION CARE, INC. 6 7 6 8 7 34
CANON KABUSHIKI KAISHA 7 0 3 12 11 33
BAUSCH & LOMB, INC. 11 3 7 5 4 30
RODENSTOCK GMBH 6 6 8 3 3 26
E-VISION LLC 1 4 4 5 5 19
HOYA CORPORATION 4 5 3 3 3 18
OAKLEY, INC. 0 2 3 7 6 18
VISX, INCORPORATED 1 1 3 7 6 18
KOWA COMPANY LTD. 2 1 0 8 6 17
PENTAX CORPORATION 5 4 5 0 2 16
OPHTHONIX, INC. 3 2 2 4 3 14
SEIKO EPSON CORPORATION 0 1 4 5 3 13
SOLA INTERNATIONAL HOLDINGS LTD. 7 2 4 0 0 13
CARL ZEISS MEDITEC AG 1 0 1 3 6 11
UNIVERSITY OF ROCHESTER 1 2 4 1 3 11
BACOU-DALLOZ EYE & FACE PROTECTION, INC. 0 2 3 5 0 10
MENICON CO., LTD. 3 2 4 1 0 10
AMO MANUFACTURING USA, LLC 0 0 0 0 9 9
CARL ZEISS MEDITEC, INC. 5 0 0 1 3 9
E'LITE OPTIK, INC. 0 2 5 1 1 9
SEARETE LLC 0 0 0 2 7 9
SYNERGEYES,INC. 0 0 4 1 4 9
COOPERVISION, INC. 0 2 4 1 1 8
NIKE, INC. 2 1 2 0 3 8
ALCON, INC. 3 1 1 0 2 7
CARESTREAM HEALTH, INC. 0 0 0 3 4 7
CHIC OPTIC INC. 2 0 2 1 2 7
ADVANCED MEDICAL OPTICS, INC. 2 0 0 2 1 5
ASPEX EYEWEAR, INC. 0 2 2 1 0 5
BOSTON INNOVATIVE OPTICS, INC. 0 3 0 0 2 5
CARL ZEISS VISION GMBH 0 0 3 1 1 5
CONTOUR OPTIK INC. 1 1 1 2 0 5
GAZELLE CORPORATION 2 2 0 0 1 5
HIGH RAINBOW ENT. CO., LTD. 1 1 3 0 0 5
IRENE CORPORATION 1 3 0 1 0 5
OCULAR SCIENCES, INC. 3 2 0 0 0 5
OCULUS-OPTIKGERATE G.M.B.H. 1 0 0 2 2 5
REICHERT, INC. 3 1 0 1 0 5
VISION OPTIC CO., LTD. 0 0 1 2 2 5
VISION-EASE LENS, INC. 1 1 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
ftp download of selected PTMT reports and materials from : ftp.uspto.gov/pub/taf/


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