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

Patenting In Technology Classes,
Breakout By Organization

Count of 2009 - 2013 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 2009 2010 2011 2012 2013 Total
MITSUBISHI DENKI KABUSHIKI KAISHA 25 33 26 24 19 127
OTIS ELEVATOR COMPANY 25 23 27 30 21 126
INVENTIO AG 23 32 21 16 29 121
KONE CORPORATION 28 19 18 21 25 111
~INDIVIDUALLY OWNED PATENT 10 6 6 14 6 42
TOSHIBA ELEVATOR KABUSHIKI KAISHA 2 3 6 5 1 17
THYSSENKRUPP ELEVATOR CAPITAL CORPORATION 1 1 2 5 1 10
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC. 2 1 0 0 3 6
JUNGHEINRICH AKTIENGESELLSCHAFT 0 1 0 2 2 5
STANNAH STAIRLIFTS LIMITED 1 0 0 1 3 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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