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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 381, Electrical Audio Signal Processing Systems and Devices

( 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 44 33 54 52 49 232
(U.S.) MA MASSACHUSETTS 7 11 7 19 7 51
(U.S.) IL ILLINOIS 8 6 10 14 3 41
(U.S.) TX TEXAS 6 7 10 9 9 41
(U.S.) MI MICHIGAN 5 4 8 8 13 38
(U.S.) FL FLORIDA 13 3 8 7 4 35
(U.S.) NJ NEW JERSEY 2 4 6 11 6 29
(U.S.) IN INDIANA 3 7 3 10 3 26
(U.S.) MN MINNESOTA 3 8 4 10 1 26
(U.S.) UT UTAH 5 7 5 5 2 24
(U.S.) CO COLORADO 3 8 2 4 3 20
(U.S.) PA PENNSYLVANIA 4 4 7 2 2 19
(U.S.) AZ ARIZONA 7 1 3 4 2 17
(U.S.) CT CONNECTICUT 5 1 7 4 0 17
(U.S.) NY NEW YORK 2 6 3 2 2 15
(U.S.) OR OREGON 4 3 6 2 0 15
(U.S.) VA VIRGINIA 0 3 2 4 6 15
(U.S.) MD MARYLAND 1 4 2 5 2 14
(U.S.) IA IOWA 0 1 2 5 5 13
(U.S.) WA WASHINGTON 4 1 2 2 4 13
(U.S.) OH OHIO 1 1 2 1 4 9
(U.S.) LA LOUISIANA 0 4 1 1 2 8
(U.S.) NC NORTH CAROLINA 0 2 1 2 2 7
(U.S.) NH NEW HAMPSHIRE 0 1 1 4 0 6
(U.S.) TN TENNESSEE 0 3 3 0 0 6
(U.S.) MO MISSOURI 1 0 0 0 4 5
(U.S.) WI WISCONSIN 2 0 3 0 0 5
(U.S.) SC SOUTH CAROLINA 0 2 1 0 1 4
(U.S.) AL ALABAMA 0 1 0 1 1 3
(U.S.) GA GEORGIA 0 1 0 2 0 3
(U.S.) KY KENTUCKY 0 0 0 3 0 3
(U.S.) ME MAINE 1 1 1 0 0 3
(U.S.) MS MISSISSIPPI 0 0 1 2 0 3
(U.S.) NM NEW MEXICO 1 0 0 2 0 3
(U.S.) NV NEVADA 0 0 2 0 1 3
(U.S.) OK OKLAHOMA 0 0 1 1 1 3
(U.S.) ID IDAHO 0 0 1 0 1 2
(U.S.) RI RHODE ISLAND 1 0 1 0 0 2
(U.S.) WV WEST VIRGINIA 0 1 1 0 0 2
(U.S.) AR ARKANSAS 1 0 0 0 0 1
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 1 0 1
(U.S.) DE DELAWARE 0 0 1 0 0 1
(U.S.) HI HAWAII 0 0 0 0 1 1
(U.S.) KS KANSAS 0 0 0 0 1 1
(U.S.) NE NEBRASKA 1 0 0 0 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 135 139 172 200 142 788
(Foreign) JPX JAPAN 46 46 91 127 95 405
(Foreign) TWX TAIWAN 15 27 17 21 27 107
(Foreign) DEX GERMANY 11 22 27 17 17 94
(Foreign) GBX UNITED KINGDOM 25 20 16 17 10 88
(Foreign) KRX SOUTH KOREA 5 11 18 12 4 50
(Foreign) CAX CANADA 8 7 5 14 10 44
(Foreign) DKX DENMARK 2 3 7 22 10 44
(Foreign) CHX SWITZERLAND 4 5 8 13 7 37
(Foreign) NLX NETHERLANDS 6 4 3 10 14 37
(Foreign) ATX AUSTRIA 1 5 9 5 3 23
(Foreign) FRX FRANCE 5 5 3 5 5 23
(Foreign) FIX FINLAND 4 5 3 6 4 22
(Foreign) AUX AUSTRALIA 2 3 3 8 2 18
(Foreign) SEX SWEDEN 0 4 2 3 6 15
(Foreign) ILX ISRAEL 2 6 2 1 1 12
(Foreign) CNX CHINA P.REP. 0 2 2 2 2 8
(Foreign) NOX NORWAY 1 0 3 3 1 8
(Foreign) BEX BELGIUM 0 1 2 2 1 6
(Foreign) HKX CHINA,HONG KONG S.A.R. 2 1 2 0 1 6
(Foreign) ITX ITALY 1 2 0 2 0 5
(Foreign) SGX SINGAPORE 0 1 1 0 2 4
(Foreign) GRX GREECE 1 0 0 0 2 3
(Foreign) NZX NEW ZEALAND 0 2 0 0 0 2
(Foreign) BRX BRAZIL 0 0 0 1 0 1
(Foreign) CLX CHILE 0 0 0 1 0 1
(Foreign) ESX SPAIN 0 0 0 0 1 1
(Foreign) IEX IRELAND 0 0 1 0 0 1
(Foreign) MXX MEXICO 0 0 0 0 1 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 141 182 226 292 226 1067
(ALL) ALL All Regions, U.S. and Foreign 276 321 398 492 368 1855


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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