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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

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

Count of 2000 - 2004 Utility Patent Grants,
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 the 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 by year of patent grant
(U.S. or Foreign) Code State-Territory or Country 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 54 54 61 57 66 292
(U.S.) TX TEXAS 21 23 13 21 13 91
(U.S.) AZ ARIZONA 9 18 9 14 13 63
(U.S.) OR OREGON 6 12 11 7 5 41
(U.S.) NC NORTH CAROLINA 6 6 8 6 10 36
(U.S.) MA MASSACHUSETTS 6 5 2 7 5 25
(U.S.) CO COLORADO 6 4 3 5 6 24
(U.S.) ID IDAHO 4 5 3 4 4 20
(U.S.) NY NEW YORK 4 4 3 5 3 19
(U.S.) PA PENNSYLVANIA 5 2 8 2 1 18
(U.S.) NJ NEW JERSEY 4 7 2 1 3 17
(U.S.) FL FLORIDA 5 5 0 4 1 15
(U.S.) IL ILLINOIS 3 2 3 2 3 13
(U.S.) OH OHIO 2 3 5 1 0 11
(U.S.) GA GEORGIA 0 4 2 1 2 9
(U.S.) WA WASHINGTON 1 3 3 2 0 9
(U.S.) VT VERMONT 4 0 1 2 1 8
(U.S.) AL ALABAMA 0 1 2 3 1 7
(U.S.) MI MICHIGAN 2 2 1 2 0 7
(U.S.) NH NEW HAMPSHIRE 2 0 3 2 0 7
(U.S.) CT CONNECTICUT 2 1 2 1 0 6
(U.S.) IN INDIANA 0 1 1 3 1 6
(U.S.) MN MINNESOTA 0 1 1 2 2 6
(U.S.) RI RHODE ISLAND 0 1 1 2 2 6
(U.S.) WI WISCONSIN 1 0 2 1 1 5
(U.S.) VA VIRGINIA 1 1 1 0 1 4
(U.S.) IA IOWA 1 1 0 0 0 2
(U.S.) MD MARYLAND 0 2 0 0 0 2
(U.S.) MO MISSOURI 0 0 1 0 1 2
(U.S.) NM NEW MEXICO 1 0 1 0 0 2
(U.S.) SC SOUTH CAROLINA 0 0 2 0 0 2
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 0 1 1
(U.S.) ME MAINE 0 0 0 1 0 1
(U.S.) MS MISSISSIPPI 0 0 1 0 0 1
(U.S.) MT MONTANA 0 0 0 0 1 1
(U.S.) TN TENNESSEE 1 0 0 0 0 1
(U.S.) UT UTAH 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 151 168 156 159 147 781
(Foreign) JPX JAPAN 59 70 70 49 49 297
(Foreign) DEX GERMANY 26 20 19 21 15 101
(Foreign) ITX ITALY 13 15 13 10 3 54
(Foreign) FRX FRANCE 10 9 17 8 8 52
(Foreign) TWX TAIWAN 5 5 10 11 8 39
(Foreign) NLX NETHERLANDS 6 7 5 5 6 29
(Foreign) KRX SOUTH KOREA 6 8 3 6 3 26
(Foreign) GBX UNITED KINGDOM 6 5 4 4 5 24
(Foreign) CAX CANADA 3 8 3 2 4 20
(Foreign) SEX SWEDEN 4 2 6 2 2 16
(Foreign) CHX SWITZERLAND 4 4 4 0 3 15
(Foreign) ATX AUSTRIA 3 1 1 1 5 11
(Foreign) ILX ISRAEL 4 2 1 2 2 11
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 3 0 2 2 7
(Foreign) IEX IRELAND 0 2 3 1 0 6
(Foreign) FIX FINLAND 1 1 2 1 0 5
(Foreign) BEX BELGIUM 0 1 1 1 1 4
(Foreign) CNX CHINA P.REP. 0 1 0 2 1 4
(Foreign) CZX CZECH REPUBLIC 0 0 2 1 1 4
(Foreign) ROX ROMANIA 0 0 0 1 2 3
(Foreign) AUX AUSTRALIA 1 0 0 0 1 2
(Foreign) CSX CZECHOSLOVAKIA 1 1 0 0 0 2
(Foreign) DKX DENMARK 0 0 2 0 0 2
(Foreign) ESX SPAIN 0 0 0 0 2 2
(Foreign) INX INDIA 1 1 0 0 0 2
(Foreign) SGX SINGAPORE 0 0 0 2 0 2
(Foreign) MCX MONACO 1 0 0 0 0 1
(Foreign) MXX MEXICO 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 154 166 166 132 124 742
(ALL) ALL All Regions, U.S. and Foreign 305 334 322 291 271 1523


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


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