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

Patenting In Technology Classes,
Breakout By Organization

Count of 2007 - 2011 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 2007 2008 2009 2010 2011 Total
~INDIVIDUALLY OWNED PATENT 99 101 88 111 78 477
NIDEK CO., LTD. 21 28 15 19 13 96
KABUSHIKI KAISHA TOPCON 19 13 25 18 5 80
ESSILOR INTERNATIONAL COMPAGNIE GENERALE D'OPTIQUE 9 15 10 12 20 66
CANON KABUSHIKI KAISHA 12 11 6 5 13 47
AMO MANUFACTURING USA, LLC 0 9 8 9 11 37
CARL ZEISS MEDITEC AG 3 6 4 15 8 36
JOHNSON & JOHNSON VISION CARE, INC. 8 7 6 9 6 36
KOWA COMPANY LTD. 8 6 4 7 3 28
NOVARTIS AG (FORMERLY SANDOZ LTD.) 8 5 6 6 2 27
OAKLEY, INC. 7 6 2 4 8 27
OPHTHONIX, INC. 4 3 5 5 9 26
BAUSCH & LOMB, INC. 5 4 3 7 5 24
E-VISION LLC 5 5 5 3 4 22
SEIKO EPSON CORPORATION 5 3 2 3 4 17
NIKE, INC. 0 3 3 3 7 16
HOYA CORPORATION 3 3 2 2 4 14
IPVENTURE, INC. 0 3 6 3 1 13
PIXELOPTICS INC. 0 0 4 2 7 13
RODENSTOCK GMBH 3 3 3 3 1 13
VISX, INCORPORATED 7 6 0 0 0 13
AMO DEVELOPMENT, LLC 0 0 1 4 5 10
CARL ZEISS VISION GMBH 1 1 2 2 4 10
SEARETE LLC 2 7 1 0 0 10
AMO WAVEFRONT SCIENCES, LLC 0 1 1 0 7 9
SYNERGEYES,INC. 1 4 3 1 0 9
AMO GRONINGEN B.V. 0 2 1 2 3 8
BROTHER KOGYO KABUSHIKI KAISHA 2 0 3 1 2 8
CARESTREAM HEALTH, INC. 3 4 1 0 0 8
CARL ZEISS MEDITEC, INC. 1 3 1 1 2 8
KIMBERLY-CLARK WORLDWIDE, INC. 1 0 4 3 0 8
ABBOTT MEDICAL OPTICS INC. 0 0 0 2 5 7
ALCON, INC. 0 2 2 2 1 7
COOPERVISION INTERNATIONAL HOLDING COMPANY, LP 0 1 4 1 1 7
CRT TECHNOLOGY, INC. 2 0 1 1 3 7
NEURO KINETICS, INC. 0 1 1 4 1 7
NOVAVISION, INC. 0 1 1 4 1 7
PHYSICAL SCIENCES INC. 1 1 0 2 3 7
WELCH ALLYN INC. 1 1 2 2 1 7
CARL ZEISS SURGICAL GMBH 0 1 0 4 1 6
CLARITY MEDICAL SYSTEMS, INC. 0 1 2 1 2 6
HEIDELBERG ENGINEERING GMBH 0 0 1 2 3 6
NEUROPTICS, INC. 1 0 1 2 2 6
OCULUS-OPTIKGERATE G.M.B.H. 2 2 1 1 0 6
SAFILO SOCIETA' AZIONARIA FABBRICA ITALIANA LAVORAZIONE OCCHIALI S.P.A. 0 1 3 1 1 6
UNIVERSITY OF ROCHESTER 1 3 1 1 0 6
YAMAMOTO KOGAKU CO., LTD. 1 0 2 0 3 6
3M INNOVATIVE PROPERTIES COMPANY 0 1 1 2 1 5
ALCON REFRACTIVEHORIZONS, INC. 0 0 0 3 2 5
BACOU-DALLOZ EYE & FACE PROTECTION, INC. 5 0 0 0 0 5
CARL ZEISS VISION AUSTRALIA HOLDINGS LTD 0 1 0 0 4 5
DAYSUN INDUSTRIAL CORP. 0 3 1 0 1 5
HIGH RAINBOW ENT. CO., LTD. 0 0 2 3 0 5
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 1 1 3 0 5
LEICA MICROSYSTEMS (SCHWEIZ) AG 1 2 0 0 2 5
MENICON CO., LTD. 1 0 1 1 2 5
SCIENTIFIC OPTICS, INC. 0 1 0 1 3 5
SIS AG SURGICAL INSTRUMENT SYSTEMS 1 1 1 0 2 5
VISION OPTIC CO., LTD. 2 2 0 1 0 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

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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