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

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 2007 - 2011 Utility Patent Grants,
As Distributed By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of U.S. States and Countries
From Which 1 or More Utility Patents Originated During the Period
Having Primary Classification In

Class 219, Electric Heating

( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( patent origin is determined by the residence of the first-named inventor )

The following table displays U.S. states and countries and counts of utility patents originating from them; patents are distributed either by year of patent grant or by year of patent application.
(U.S. or Foreign) Code State-Territory or Country 2007 2008 2009 2010 2011 Total
(U.S.) CA CALIFORNIA 68 32 33 52 34 219
(U.S.) OH OHIO 45 27 19 34 26 151
(U.S.) WI WISCONSIN 41 34 12 21 18 126
(U.S.) MI MICHIGAN 28 11 23 13 15 90
(U.S.) NY NEW YORK 14 9 13 22 13 71
(U.S.) IL ILLINOIS 16 13 7 20 9 65
(U.S.) MA MASSACHUSETTS 14 5 12 18 14 63
(U.S.) MN MINNESOTA 9 9 5 18 11 52
(U.S.) TN TENNESSEE 13 11 5 8 8 45
(U.S.) OR OREGON 4 5 6 8 16 39
(U.S.) TX TEXAS 16 6 6 7 4 39
(U.S.) NH NEW HAMPSHIRE 8 8 7 9 6 38
(U.S.) FL FLORIDA 14 7 3 5 6 35
(U.S.) AZ ARIZONA 11 8 4 5 6 34
(U.S.) CT CONNECTICUT 8 7 1 9 6 31
(U.S.) CO COLORADO 5 5 3 7 7 27
(U.S.) PA PENNSYLVANIA 7 6 6 2 5 26
(U.S.) WA WASHINGTON 8 5 2 5 6 26
(U.S.) NC NORTH CAROLINA 5 6 3 5 3 22
(U.S.) NJ NEW JERSEY 4 5 4 6 2 21
(U.S.) KY KENTUCKY 7 5 1 6 1 20
(U.S.) MO MISSOURI 4 2 6 4 4 20
(U.S.) VA VIRGINIA 4 2 6 4 4 20
(U.S.) SC SOUTH CAROLINA 7 5 2 2 3 19
(U.S.) NV NEVADA 7 4 0 4 3 18
(U.S.) IN INDIANA 3 3 5 2 3 16
(U.S.) VT VERMONT 1 2 3 6 1 13
(U.S.) GA GEORGIA 3 2 2 1 4 12
(U.S.) KS KANSAS 6 1 1 0 4 12
(U.S.) ID IDAHO 4 1 4 1 1 11
(U.S.) IA IOWA 2 3 2 0 2 9
(U.S.) MD MARYLAND 3 0 2 0 3 8
(U.S.) UT UTAH 5 2 0 0 1 8
(U.S.) NM NEW MEXICO 1 1 0 3 0 5
(U.S.) AR ARKANSAS 0 1 1 0 2 4
(U.S.) ND NORTH DAKOTA 1 2 1 0 0 4
(U.S.) RI RHODE ISLAND 2 2 0 0 0 4
(U.S.) AL ALABAMA 1 1 0 0 1 3
(U.S.) DE DELAWARE 2 0 0 1 0 3
(U.S.) LA LOUISIANA 0 0 3 0 0 3
(U.S.) WV WEST VIRGINIA 3 0 0 0 0 3
(U.S.) ME MAINE 0 0 0 1 1 2
(U.S.) MT MONTANA 0 1 0 0 1 2
(U.S.) NE NEBRASKA 0 1 0 0 1 2
(U.S.) OK OKLAHOMA 1 0 0 1 0 2
(U.S.) PR PUERTO RICO 0 0 1 0 1 2
(U.S.) SD SOUTH DAKOTA 0 1 1 0 0 2
(U.S.) WY WYOMING 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 406 261 215 310 256 1448
(Foreign) JPX JAPAN 147 129 104 134 152 666
(Foreign) DEX GERMANY 66 45 41 58 55 265
(Foreign) KRX KOREA, SOUTH 50 53 28 38 31 200
(Foreign) CAX CANADA 15 14 15 18 9 71
(Foreign) FRX FRANCE 16 13 10 17 14 70
(Foreign) TWX TAIWAN 19 9 10 17 10 65
(Foreign) GBX UNITED KINGDOM 11 6 7 13 9 46
(Foreign) ITX ITALY 8 7 11 11 6 43
(Foreign) SEX SWEDEN 9 6 8 2 6 31
(Foreign) CHX SWITZERLAND 9 4 7 7 3 30
(Foreign) ATX AUSTRIA 8 4 8 4 5 29
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 3 2 3 10 4 22
(Foreign) ILX ISRAEL 7 1 3 3 2 16
(Foreign) AUX AUSTRALIA 4 2 2 5 2 15
(Foreign) NLX NETHERLANDS 4 3 3 2 3 15
(Foreign) ESX SPAIN 3 2 2 3 2 12
(Foreign) HKX CHINA, HONG KONG S.A.R. 2 3 0 1 5 11
(Foreign) SGX SINGAPORE 2 1 1 2 2 8
(Foreign) BEX BELGIUM 3 0 2 0 1 6
(Foreign) IEX IRELAND 1 1 1 3 0 6
(Foreign) NOX NORWAY 0 3 0 1 0 4
(Foreign) BRX BRAZIL 0 0 1 2 0 3
(Foreign) INX INDIA 1 0 1 0 1 3
(Foreign) ARX ARGENTINA 0 0 1 1 0 2
(Foreign) CZX CZECH REPUBLIC 1 1 0 0 0 2
(Foreign) FIX FINLAND 0 1 1 0 0 2
(Foreign) MXX MEXICO 0 0 0 0 2 2
(Foreign) DKX DENMARK 0 0 0 1 0 1
(Foreign) NZX NEW ZEALAND 0 0 1 0 0 1
(Foreign) PLX POLAND 1 0 0 0 0 1
(Foreign) PTX PORTUGAL 0 1 0 0 0 1
(Foreign) RSX SERBIA 0 0 0 0 1 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 1 0 1
(Foreign) TRX TURKEY 1 0 0 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 391 312 271 354 325 1653
(ALL) ALL All Regions, U.S. and Foreign 797 573 486 664 581 3101


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 materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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