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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 2000 - 2004 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 433, Dentistry

( 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 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 151 191 134 113 82 671
3M INNOVATIVE PROPERTIES COMPANY 16 12 8 6 9 51
ALIGN TECHNOLOGY, INC. 0 7 16 10 18 51
ULTRADENT PRODUCTS, INC. 10 8 15 11 7 51
KALTENBACH & VOIGT GMBH 10 8 3 6 2 29
NOBEL BIOCARE AB 0 12 6 7 4 29
ORMCO CORPORATION 4 11 7 3 2 27
DENTSPLY RESEARCH + DEVELOPMENT CORP. 3 7 6 4 2 22
IMPLANT INNOVATIONS, INC. 6 7 4 3 2 22
GC CORPORATION 0 5 4 6 2 17
JENERIC/PENTRON INCORPORATED 6 3 5 3 0 17
IVOCLAR AG 7 2 4 1 0 14
ORAMETRIX, INC. 0 3 5 4 2 14
IVOCLAR VIVADENT AG 0 2 1 3 6 12
AKTIEBOLAGET ASTRA 4 4 2 1 0 11
SULZER DENTAL INC. 0 4 5 0 1 10
CENTRIX, INC. 3 2 3 1 0 9
SHADE ANALYZING TECHNOLOGIES, INC. 1 3 1 2 2 9
TP ORTHODONTICS, INC. 2 2 0 0 5 9
BIO-LOK INTERNATIONAL, INC. 3 1 4 0 0 8
NAKANISHI, INC. 2 1 1 3 1 8
GEBRUDER BRASSELER GMBH & CO. KG 0 5 1 0 1 7
MANI, INC. 0 1 3 2 1 7
CAO GROUP, INC. 0 1 0 0 5 6
HU-FRIEDY MANUFACTURING CO., INC. 1 1 1 0 3 6
NOBEL BIOCARE USA, INC. 1 1 2 1 1 6
SULZER CALCITEK INC. 4 2 0 0 0 6
AICHI STEEL CORPORATION LTD. 0 2 0 2 1 5
BIOLASE TECHNOLOGY, INC. 1 0 1 3 0 5
BISCO, INC. 1 0 2 1 1 5
BRITESMILE, INC. 1 1 3 0 0 5
ESPE DENTAL AG 1 1 2 1 0 5
RMO, INC. 1 0 4 0 0 5
SANKIN INDUSTRY CO., LTD. 4 0 1 0 0 5
TELEDYNE INDUSTRIES, INC., TELEDYNE WATER PIK 1 0 2 1 1 5
TOMY INCORPORATED 0 2 1 1 1 5
TULSA DENTAL PRODUCTS INC. 3 0 0 2 0 5


PTMD Contacts

Questions regarding these reports should be directed to:

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

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

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


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