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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 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 2007 2008 2009 2010 2011 Total
INVENTIO AG 25 38 23 32 21 139
MITSUBISHI DENKI KABUSHIKI KAISHA 9 20 25 33 26 113
OTIS ELEVATOR COMPANY 11 16 25 23 27 102
KONE CORPORATION 9 13 28 19 18 87
~INDIVIDUALLY OWNED PATENT 18 11 10 6 6 51
TOSHIBA ELEVATOR KABUSHIKI KAISHA 4 4 2 3 6 19
THYSSEN ELEVATOR CAPITAL CORP. 3 3 1 1 1 9
JUNGHEINRICH AKTIENGESELLSCHAFT 3 3 0 1 0 7
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 1 2 1 1 0 5
RAYMOND CORPORATION 2 1 0 0 2 5
THYSSENKRUPP ELEVATOR AG 1 2 0 1 1 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
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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