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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

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

Count of 2004 - 2008 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 323, Electricity: Power Supply or Regulation Systems

( 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 2004 2005 2006 2007 2008 Total
(U.S.) CA CALIFORNIA 66 65 87 90 79 387
(U.S.) TX TEXAS 13 13 22 12 27 87
(U.S.) NC NORTH CAROLINA 10 5 16 12 11 54
(U.S.) AZ ARIZONA 13 10 6 7 9 45
(U.S.) MA MASSACHUSETTS 6 4 8 4 9 31
(U.S.) CO COLORADO 6 2 6 4 7 25
(U.S.) FL FLORIDA 1 1 9 6 3 20
(U.S.) OR OREGON 5 3 2 6 4 20
(U.S.) NJ NEW JERSEY 3 3 5 0 6 17
(U.S.) RI RHODE ISLAND 2 1 4 2 3 12
(U.S.) MN MINNESOTA 2 2 1 3 3 11
(U.S.) NY NEW YORK 3 2 4 0 1 10
(U.S.) PA PENNSYLVANIA 1 4 0 2 3 10
(U.S.) WA WASHINGTON 0 2 3 2 3 10
(U.S.) ID IDAHO 4 2 1 0 1 8
(U.S.) IL ILLINOIS 3 1 1 2 1 8
(U.S.) NH NEW HAMPSHIRE 0 3 1 1 3 8
(U.S.) MI MICHIGAN 0 1 5 1 0 7
(U.S.) GA GEORGIA 2 2 0 2 0 6
(U.S.) VA VIRGINIA 1 1 1 3 0 6
(U.S.) IN INDIANA 1 3 0 1 0 5
(U.S.) OH OHIO 0 2 3 0 0 5
(U.S.) CT CONNECTICUT 0 2 1 0 1 4
(U.S.) WI WISCONSIN 1 1 1 1 0 4
(U.S.) AL ALABAMA 1 0 1 0 0 2
(U.S.) IA IOWA 0 1 0 0 1 2
(U.S.) KY KENTUCKY 0 0 0 1 1 2
(U.S.) MO MISSOURI 1 0 1 0 0 2
(U.S.) VT VERMONT 1 0 0 0 1 2
(U.S.) DC DISTRICT OF COLUMBIA 1 0 0 0 0 1
(U.S.) MD MARYLAND 0 0 1 0 0 1
(U.S.) MS MISSISSIPPI 0 0 1 0 0 1
(U.S.) MT MONTANA 1 0 0 0 0 1
(U.S.) NV NEVADA 0 0 0 0 1 1
(U.S.) TN TENNESSEE 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 148 137 191 162 178 816
(Foreign) JPX JAPAN 49 62 87 100 77 375
(Foreign) TWX TAIWAN 8 28 35 43 33 147
(Foreign) DEX GERMANY 15 13 25 19 21 93
(Foreign) FRX FRANCE 8 8 8 8 10 42
(Foreign) ITX ITALY 3 13 7 8 5 36
(Foreign) GBX UNITED KINGDOM 5 2 10 7 7 31
(Foreign) KRX KOREA, SOUTH 3 5 4 5 7 24
(Foreign) NLX NETHERLANDS 6 0 4 4 6 20
(Foreign) CAX CANADA 4 5 0 3 4 16
(Foreign) ATX AUSTRIA 5 3 2 3 2 15
(Foreign) HKX CHINA,HONG KONG S.A.R. 2 0 3 6 2 13
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 1 0 1 4 6 12
(Foreign) IEX IRELAND 0 2 4 2 1 9
(Foreign) CHX SWITZERLAND 3 2 2 0 1 8
(Foreign) ILX ISRAEL 2 2 0 2 1 7
(Foreign) INX INDIA 0 1 2 2 2 7
(Foreign) SEX SWEDEN 2 0 2 0 2 6
(Foreign) SGX SINGAPORE 0 1 0 1 3 5
(Foreign) BEX BELGIUM 1 2 0 0 1 4
(Foreign) ROX ROMANIA 2 1 1 0 0 4
(Foreign) CZX CZECH REPUBLIC 1 0 1 0 1 3
(Foreign) ESX SPAIN 2 0 1 0 0 3
(Foreign) FIX FINLAND 0 1 1 0 0 2
(Foreign) HUX HUNGARY 0 0 1 1 0 2
(Foreign) NOX NORWAY 0 0 1 1 0 2
(Foreign) AUX AUSTRALIA 1 0 0 0 0 1
(Foreign) DKX DENMARK 0 1 0 0 0 1
(Foreign) EEX ESTONIA 0 0 0 0 1 1
(Foreign) MXX MEXICO 1 0 0 0 0 1
(Foreign) PHX PHILIPPINES 0 0 1 0 0 1
(Foreign) SIX SLOVENIA 0 0 0 1 0 1
(Foreign) THX THAILAND 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 124 152 204 220 193 893
(ALL) ALL All Regions, U.S. and Foreign 272 289 395 382 371 1709


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
ftp download of selected PTMT reports and materials from : ftp.uspto.gov/pub/taf/


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