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

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 015, Brushing, Scrubbing, and General Cleaning

( 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 2001 2002 2003 2004 2005 Total
~Individually Owned Patent 185 174 175 136 111 781
ROBERT BOSCH GMBH 22 14 30 32 18 116
SAMSUNG KWANG-JU ELECTRONICS CO., LTD. 3 2 7 13 15 40
ROYAL APPLIANCE MANUFACTURING CO., INC. 4 7 9 7 9 36
THE HOOVER COMPANY 8 5 11 6 4 34
BISSELL HOMECARE, INC. 10 7 6 2 6 31
LAM RESEARCH CORPORATION 5 6 7 1 5 24
TENNANT COMPANY 4 3 5 5 7 24
PROCTER + GAMBLE COMPANY 4 3 4 4 8 23
ASMO CO., LTD. 5 5 7 3 2 22
LG ELECTRONICS INC. 0 3 6 5 7 21
COLGATE-PALMOLIVE COMPANY 2 4 2 2 9 19
ORECK HOLDINGS LLC 3 12 3 1 0 19
SHOP-VAC CORPORATION 3 7 4 0 2 16
BLACK & DECKER INC. 1 1 7 1 5 15
EMERSON ELECTRIC CO. 5 7 2 0 0 14
BRAUN GMBH 4 2 2 1 2 11
GILLETTE CANADA COMPANY 4 2 3 2 0 11
VALEO SYSTEMES D'ESSUYAGE 4 0 2 4 1 11
E. I. DU PONT DE NEMOURS AND COMPANY 4 3 1 1 1 10
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 4 4 0 0 10
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 2 1 4 3 10
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 1 4 3 2 10
EBARA CORPORATION 1 1 4 1 2 9
FREUDENBERG HOUSEHOLD PRODUCTS, LP 2 3 0 2 2 9
MATSUSHITA ELECTRIC CORP. OF AMERICA 2 2 0 4 1 9
MITSUBA CORPORATION 1 1 4 2 1 9
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 1 2 4 1 9
THE SCOTT FETZER COMPANY 1 2 3 2 1 9
VALEO ELECTRICAL SYSTEMS, INC. 0 2 0 5 2 9
ALTO U. S. INC. 1 2 2 2 1 8
CORONET-WERKE GMBH 1 4 1 2 0 8
QUICKIE MANUFACTURING CORPORATION 1 1 2 1 3 8
UNILEVER HOME & PERSONAL CARE USA, DIVISION OF CONOPCO, INC. 0 3 3 2 0 8
CARL FREUDENBERG 1 0 3 2 1 7
FANTOM TECHNOLOGIES INC. 3 2 1 1 0 7
NOTETRY LIMITED 4 2 1 0 0 7
SANYO ELECTRIC CO., LTD. 2 2 1 2 0 7
TRICO PRODUCTS CORPORATION 0 0 2 2 3 7
ALFRED KARCHER GMBH & CO. 3 1 2 0 0 6
DYSON LIMITED 0 1 5 0 0 6
JIDOSHA DENKI KOGYO KABUSHIKI KAISHA 1 0 3 1 1 6
LIBMAN COMPANY 0 1 1 0 4 6
NEWELL OPERATING COMPANY 4 1 0 0 1 6
TOKYO ELECTRON LIMITED 4 1 0 0 1 6
WHITE CONSOLIDATED INDUSTRIES, INC. 2 1 1 1 1 6
AQUA PRODUCTS, INC. 1 1 1 0 2 5
DUPRO AG 0 2 2 1 0 5
HITACHI, LTD 2 1 1 0 1 5
HOMEDICS, INC. 0 0 0 2 3 5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 1 2 0 1 5
NILFISK-ADVANCE, INC. 0 3 1 1 0 5
S. C. JOHNSON + SON, INC. 0 0 4 0 1 5
SMITHKLINE BEECHAM CONSUMER HEALTHCARE GMBH 3 1 0 1 0 5
WESSEL-WERK GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 1 1 1 2 0 5


PTMB Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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

address of PTMB pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMB reports and materials from : ftp.uspto.gov/pub/taf/


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