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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 187, Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle

( 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
OTIS ELEVATOR COMPANY 28 43 15 9 5 100
INVENTIO AG 14 24 15 15 17 85
MITSUBISHI DENKI KABUSHIKI KAISHA 15 37 14 3 4 73
~Individually Owned Patent 16 14 11 10 6 57
KONE CORPORATION 10 8 5 3 8 34
TOSHIBA CORPORATION 5 12 5 1 1 24
HITACHI, LTD 0 6 1 1 1 9
LG INDUSTRIAL SYSTEMS CO., LTD. 6 1 0 0 0 7
THYSSEN ELEVATOR CAPITAL CORP. 0 1 3 1 2 7
DELAWARE CAPITAL FORMATION, INC. 0 2 1 2 1 6


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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