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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 429, Chemistry: Electrical Current Producing Apparatus, Product, and Process

( 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.) NY NEW YORK 50 70 83 87 62 352
(U.S.) CA CALIFORNIA 37 28 42 60 23 190
(U.S.) CT CONNECTICUT 23 35 39 45 43 185
(U.S.) OH OHIO 33 26 25 16 18 118
(U.S.) MI MICHIGAN 15 15 29 19 20 98
(U.S.) MA MASSACHUSETTS 31 27 13 9 13 93
(U.S.) PA PENNSYLVANIA 16 14 12 10 7 59
(U.S.) NJ NEW JERSEY 7 16 15 11 7 56
(U.S.) IL ILLINOIS 15 8 9 10 10 52
(U.S.) WI WISCONSIN 19 11 3 5 13 51
(U.S.) TX TEXAS 10 7 18 9 6 50
(U.S.) GA GEORGIA 14 16 6 10 3 49
(U.S.) FL FLORIDA 15 9 8 5 10 47
(U.S.) AZ ARIZONA 9 12 7 9 8 45
(U.S.) MN MINNESOTA 14 10 7 5 6 42
(U.S.) WA WASHINGTON 6 11 8 12 5 42
(U.S.) OR OREGON 1 6 4 8 15 34
(U.S.) NC NORTH CAROLINA 8 12 3 4 4 31
(U.S.) MD MARYLAND 5 5 9 3 5 27
(U.S.) IN INDIANA 6 4 4 9 3 26
(U.S.) NM NEW MEXICO 6 3 6 4 5 24
(U.S.) RI RHODE ISLAND 8 6 2 3 4 23
(U.S.) CO COLORADO 0 3 8 5 2 18
(U.S.) NH NEW HAMPSHIRE 4 1 5 4 0 14
(U.S.) NV NEVADA 2 5 3 2 2 14
(U.S.) ID IDAHO 7 3 3 0 0 13
(U.S.) SC SOUTH CAROLINA 1 2 1 3 4 11
(U.S.) TN TENNESSEE 6 1 3 1 0 11
(U.S.) UT UTAH 5 1 2 2 1 11
(U.S.) VA VIRGINIA 4 2 1 2 0 9
(U.S.) DE DELAWARE 2 1 0 3 1 7
(U.S.) OK OKLAHOMA 1 0 5 0 0 6
(U.S.) IA IOWA 2 1 0 0 2 5
(U.S.) MO MISSOURI 0 1 2 1 0 4
(U.S.) WV WEST VIRGINIA 0 2 1 0 1 4
(U.S.) AL ALABAMA 0 1 0 1 1 3
(U.S.) KY KENTUCKY 0 1 2 0 0 3
(U.S.) KS KANSAS 0 0 1 0 1 2
(U.S.) VT VERMONT 1 0 0 0 1 2
(U.S.) WY WYOMING 0 0 0 1 1 2
(U.S.) HI HAWAII 0 0 1 0 0 1
(U.S.) LA LOUISIANA 0 1 0 0 0 1
(U.S.) ME MAINE 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 383 377 390 378 308 1836
(Foreign) JPX JAPAN 265 335 349 368 280 1597
(Foreign) DEX GERMANY 31 39 57 58 42 227
(Foreign) KRX SOUTH KOREA 25 35 35 36 32 163
(Foreign) CAX CANADA 22 24 28 35 43 152
(Foreign) FRX FRANCE 15 24 9 10 5 63
(Foreign) GBX UNITED KINGDOM 8 6 12 11 15 52
(Foreign) TWX TAIWAN 6 7 6 10 7 36
(Foreign) NLX NETHERLANDS 1 10 5 3 3 22
(Foreign) ILX ISRAEL 6 6 5 3 1 21
(Foreign) ITX ITALY 4 4 4 4 3 19
(Foreign) CHX SWITZERLAND 9 2 1 3 3 18
(Foreign) DKX DENMARK 3 3 2 3 3 14
(Foreign) ATX AUSTRIA 0 2 2 3 4 11
(Foreign) AUX AUSTRALIA 2 4 1 3 1 11
(Foreign) CNX CHINA P.REP. 3 0 1 2 2 8
(Foreign) RUX RUSSIAN FEDERATION 0 3 2 0 3 8
(Foreign) FIX FINLAND 0 1 1 3 1 6
(Foreign) SEX SWEDEN 0 2 3 0 1 6
(Foreign) ESX SPAIN 1 0 2 0 0 3
(Foreign) INX INDIA 0 0 0 1 2 3
(Foreign) NOX NORWAY 0 1 1 1 0 3
(Foreign) ZAX SOUTH AFRICA 0 0 1 1 1 3
(Foreign) BSX THE BAHAMAS 1 0 1 0 0 2
(Foreign) GRX GREECE 0 1 1 0 0 2
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 0 0 0 1 2
(Foreign) LVX LATVIA 0 0 2 0 0 2
(Foreign) MYX MALAYSIA 0 1 0 1 0 2
(Foreign) NZX NEW ZEALAND 0 0 1 1 0 2
(Foreign) UAX UKRAINE 0 0 0 1 1 2
(Foreign) BGX BULGARIA 0 0 1 0 0 1
(Foreign) SAX SAUDI ARABIA 0 0 0 0 1 1
(Foreign) SGX SINGAPORE 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 403 510 534 561 455 2463
(ALL) ALL All Regions, U.S. and Foreign 786 887 924 939 763 4299


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

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


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