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

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

Count of 2001 - 2005 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 2001 2002 2003 2004 2005 Total
(U.S.) CA CALIFORNIA 54 61 57 66 65 303
(U.S.) TX TEXAS 23 13 21 13 13 83
(U.S.) AZ ARIZONA 18 9 14 13 10 64
(U.S.) OR OREGON 12 11 7 5 3 38
(U.S.) NC NORTH CAROLINA 6 8 6 10 5 35
(U.S.) MA MASSACHUSETTS 5 2 7 6 4 24
(U.S.) CO COLORADO 4 3 5 6 2 20
(U.S.) ID IDAHO 5 3 4 4 2 18
(U.S.) NY NEW YORK 4 3 5 3 2 17
(U.S.) PA PENNSYLVANIA 2 8 2 1 4 17
(U.S.) NJ NEW JERSEY 7 2 1 3 3 16
(U.S.) FL FLORIDA 5 0 4 1 1 11
(U.S.) GA GEORGIA 4 2 1 2 2 11
(U.S.) IL ILLINOIS 2 3 2 3 1 11
(U.S.) OH OHIO 3 5 1 0 2 11
(U.S.) WA WASHINGTON 3 3 2 0 2 10
(U.S.) IN INDIANA 1 1 3 1 3 9
(U.S.) MN MINNESOTA 1 1 2 2 2 8
(U.S.) NH NEW HAMPSHIRE 0 3 2 0 3 8
(U.S.) AL ALABAMA 1 2 3 1 0 7
(U.S.) RI RHODE ISLAND 1 1 2 2 1 7
(U.S.) CT CONNECTICUT 1 2 1 0 2 6
(U.S.) MI MICHIGAN 2 1 2 0 1 6
(U.S.) WI WISCONSIN 0 2 1 1 1 5
(U.S.) VA VIRGINIA 1 1 0 1 1 4
(U.S.) VT VERMONT 0 1 2 1 0 4
(U.S.) IA IOWA 1 0 0 0 1 2
(U.S.) MD MARYLAND 2 0 0 0 0 2
(U.S.) MO MISSOURI 0 1 0 1 0 2
(U.S.) SC SOUTH CAROLINA 0 2 0 0 0 2
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 1 0 1
(U.S.) ME MAINE 0 0 1 0 0 1
(U.S.) MS MISSISSIPPI 0 1 0 0 0 1
(U.S.) MT MONTANA 0 0 0 1 0 1
(U.S.) NM NEW MEXICO 0 1 0 0 0 1
(U.S.) TN TENNESSEE 0 0 0 0 1 1
(U.S.) UT UTAH 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 168 156 159 148 137 768
(Foreign) JPX JAPAN 70 70 49 49 62 300
(Foreign) DEX GERMANY 20 19 21 15 13 88
(Foreign) TWX TAIWAN 5 10 11 8 28 62
(Foreign) ITX ITALY 15 13 10 3 13 54
(Foreign) FRX FRANCE 9 17 8 8 8 50
(Foreign) KRX SOUTH KOREA 8 3 6 3 5 25
(Foreign) NLX NETHERLANDS 7 5 5 6 0 23
(Foreign) CAX CANADA 8 3 2 4 5 22
(Foreign) GBX UNITED KINGDOM 5 4 4 5 2 20
(Foreign) CHX SWITZERLAND 4 4 0 3 2 13
(Foreign) SEX SWEDEN 2 6 2 2 0 12
(Foreign) ATX AUSTRIA 1 1 1 5 3 11
(Foreign) ILX ISRAEL 2 1 2 2 2 9
(Foreign) IEX IRELAND 2 3 1 0 2 8
(Foreign) HKX CHINA,HONG KONG S.A.R. 3 0 2 2 0 7
(Foreign) BEX BELGIUM 1 1 1 1 2 6
(Foreign) FIX FINLAND 1 2 1 0 1 5
(Foreign) CNX CHINA P.REP. 1 0 2 1 0 4
(Foreign) CZX CZECH REPUBLIC 0 2 1 1 0 4
(Foreign) ROX ROMANIA 0 0 1 2 1 4
(Foreign) DKX DENMARK 0 2 0 0 1 3
(Foreign) SGX SINGAPORE 0 0 2 0 1 3
(Foreign) ESX SPAIN 0 0 0 2 0 2
(Foreign) INX INDIA 1 0 0 0 1 2
(Foreign) AUX AUSTRALIA 0 0 0 1 0 1
(Foreign) CSX CZECHOSLOVAKIA 1 0 0 0 0 1
(Foreign) MXX MEXICO 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 166 166 132 124 152 740
(ALL) ALL All Regions, U.S. and Foreign 334 322 291 272 289 1508


PTMB Contacts

Questions regarding these reports should be directed to:

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

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

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