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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 1998 - 2002 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 1998 1999 2000 2001 2002 Total
(U.S.) CA CALIFORNIA 43 42 54 55 61 255
(U.S.) TX TEXAS 16 32 21 23 13 105
(U.S.) AZ ARIZONA 7 4 9 18 9 47
(U.S.) OR OREGON 5 9 6 12 11 43
(U.S.) NC NORTH CAROLINA 9 3 6 6 8 32
(U.S.) NY NEW YORK 13 6 4 4 3 30
(U.S.) MA MASSACHUSETTS 6 9 6 5 2 28
(U.S.) PA PENNSYLVANIA 8 4 5 2 8 27
(U.S.) IL ILLINOIS 6 11 3 2 3 25
(U.S.) CO COLORADO 1 7 6 4 3 21
(U.S.) ID IDAHO 3 5 5 5 3 21
(U.S.) NJ NEW JERSEY 1 4 4 7 2 18
(U.S.) FL FLORIDA 5 1 5 5 0 16
(U.S.) OH OHIO 3 2 2 3 5 15
(U.S.) MN MINNESOTA 5 5 0 1 1 12
(U.S.) MI MICHIGAN 5 1 2 2 1 11
(U.S.) WA WASHINGTON 1 1 1 3 3 9
(U.S.) VA VIRGINIA 3 2 1 1 1 8
(U.S.) VT VERMONT 1 2 4 0 1 8
(U.S.) GA GEORGIA 0 1 0 4 2 7
(U.S.) NH NEW HAMPSHIRE 2 0 2 0 3 7
(U.S.) RI RHODE ISLAND 3 2 0 1 1 7
(U.S.) CT CONNECTICUT 1 0 2 1 2 6
(U.S.) IN INDIANA 0 3 0 1 1 5
(U.S.) MD MARYLAND 3 0 0 2 0 5
(U.S.) WI WISCONSIN 1 1 1 0 2 5
(U.S.) AL ALABAMA 0 0 0 1 2 3
(U.S.) MS MISSISSIPPI 0 2 0 0 1 3
(U.S.) NM NEW MEXICO 0 1 1 0 1 3
(U.S.) IA IOWA 1 0 0 1 0 2
(U.S.) SC SOUTH CAROLINA 0 0 0 0 2 2
(U.S.) MO MISSOURI 0 0 0 0 1 1
(U.S.) TN TENNESSEE 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 152 160 151 169 156 788
(Foreign) JPX JAPAN 53 57 59 70 71 310
(Foreign) DEX GERMANY 8 16 26 20 19 89
(Foreign) FRX FRANCE 12 13 10 9 17 61
(Foreign) ITX ITALY 9 7 13 15 13 57
(Foreign) KRX SOUTH KOREA 10 8 6 8 3 35
(Foreign) NLX NETHERLANDS 4 8 6 7 5 30
(Foreign) TWX TAIWAN 3 5 5 5 10 28
(Foreign) CAX CANADA 3 7 3 8 3 24
(Foreign) GBX UNITED KINGDOM 2 6 6 5 4 23
(Foreign) SEX SWEDEN 3 7 4 2 6 22
(Foreign) CHX SWITZERLAND 1 3 4 4 4 16
(Foreign) ATX AUSTRIA 0 5 3 1 1 10
(Foreign) ILX ISRAEL 0 1 4 2 1 8
(Foreign) IEX IRELAND 1 1 0 2 3 7
(Foreign) FIX FINLAND 1 0 1 1 2 5
(Foreign) HKX CHINA,HONG KONG S.A.R. 2 0 0 3 0 5
(Foreign) CSX CZECHOSLOVAKIA 1 1 1 1 0 4
(Foreign) AUX AUSTRALIA 1 1 1 0 0 3
(Foreign) BEX BELGIUM 0 1 0 1 1 3
(Foreign) CZX CZECH REPUBLIC 0 1 0 0 2 3
(Foreign) DKX DENMARK 0 0 0 0 2 2
(Foreign) INX INDIA 0 0 1 1 0 2
(Foreign) NZX NEW ZEALAND 0 2 0 0 0 2
(Foreign) CNX CHINA P.REP. 0 0 0 1 0 1
(Foreign) MCX MONACO 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 114 150 154 166 167 751
(ALL) ALL All Regions, U.S. and Foreign 266 310 305 335 323 1539


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U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
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Alexandria VA 22313

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email: oeip@uspto.gov

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