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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 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 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 49 44 33 54 52 232
(U.S.) MA MASSACHUSETTS 11 7 11 7 19 55
(U.S.) IL ILLINOIS 15 8 6 10 14 53
(U.S.) FL FLORIDA 12 13 3 8 7 43
(U.S.) TX TEXAS 11 6 7 10 9 43
(U.S.) NJ NEW JERSEY 13 2 4 6 11 36
(U.S.) MI MICHIGAN 4 5 4 8 8 29
(U.S.) MN MINNESOTA 3 3 8 4 10 28
(U.S.) CO COLORADO 10 3 8 2 4 27
(U.S.) UT UTAH 5 5 7 5 5 27
(U.S.) IN INDIANA 1 3 7 3 10 24
(U.S.) CT CONNECTICUT 4 5 1 7 4 21
(U.S.) NY NEW YORK 7 2 6 3 2 20
(U.S.) AZ ARIZONA 4 7 1 3 4 19
(U.S.) PA PENNSYLVANIA 2 4 4 7 2 19
(U.S.) OR OREGON 3 4 3 6 2 18
(U.S.) VA VIRGINIA 8 0 3 2 4 17
(U.S.) MD MARYLAND 1 1 4 2 5 13
(U.S.) WA WASHINGTON 3 4 1 2 2 12
(U.S.) IA IOWA 2 0 1 2 5 10
(U.S.) NH NEW HAMPSHIRE 3 0 1 1 4 9
(U.S.) TN TENNESSEE 2 0 3 3 0 8
(U.S.) OH OHIO 2 1 1 2 1 7
(U.S.) LA LOUISIANA 0 0 4 1 1 6
(U.S.) MS MISSISSIPPI 3 0 0 1 2 6
(U.S.) NC NORTH CAROLINA 1 0 2 1 2 6
(U.S.) WI WISCONSIN 1 2 0 3 0 6
(U.S.) KY KENTUCKY 1 0 0 0 3 4
(U.S.) ME MAINE 1 1 1 1 0 4
(U.S.) NM NEW MEXICO 1 1 0 0 2 4
(U.S.) AL ALABAMA 1 0 1 0 1 3
(U.S.) GA GEORGIA 0 0 1 0 2 3
(U.S.) SC SOUTH CAROLINA 0 0 2 1 0 3
(U.S.) MO MISSOURI 1 1 0 0 0 2
(U.S.) NV NEVADA 0 0 0 2 0 2
(U.S.) OK OKLAHOMA 0 0 0 1 1 2
(U.S.) RI RHODE ISLAND 0 1 0 1 0 2
(U.S.) WV WEST VIRGINIA 0 0 1 1 0 2
(U.S.) AR ARKANSAS 0 1 0 0 0 1
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 0 1 1
(U.S.) DE DELAWARE 0 0 0 1 0 1
(U.S.) ID IDAHO 0 0 0 1 0 1
(U.S.) KS KANSAS 1 0 0 0 0 1
(U.S.) NE NEBRASKA 0 1 0 0 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 186 135 139 172 200 832
(Foreign) JPX JAPAN 79 46 46 91 127 389
(Foreign) DEX GERMANY 29 11 22 27 17 106
(Foreign) TWX TAIWAN 10 15 27 17 21 90
(Foreign) GBX UNITED KINGDOM 11 25 20 16 17 89
(Foreign) KRX SOUTH KOREA 8 5 11 18 12 54
(Foreign) CAX CANADA 8 8 7 5 14 42
(Foreign) DKX DENMARK 5 2 3 7 22 39
(Foreign) CHX SWITZERLAND 4 4 5 8 13 34
(Foreign) NLX NETHERLANDS 6 6 4 3 10 29
(Foreign) ATX AUSTRIA 4 1 5 9 5 24
(Foreign) FIX FINLAND 2 4 5 3 6 20
(Foreign) FRX FRANCE 2 5 5 3 5 20
(Foreign) AUX AUSTRALIA 2 2 3 3 8 18
(Foreign) ILX ISRAEL 0 2 6 2 1 11
(Foreign) SEX SWEDEN 1 0 4 2 3 10
(Foreign) NOX NORWAY 0 1 0 3 3 7
(Foreign) BEX BELGIUM 1 0 1 2 2 6
(Foreign) CNX CHINA P.REP. 0 0 2 2 2 6
(Foreign) ITX ITALY 1 1 2 0 2 6
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 2 1 2 0 5
(Foreign) NZX NEW ZEALAND 1 0 2 0 0 3
(Foreign) SGX SINGAPORE 1 0 1 1 0 3
(Foreign) BRX BRAZIL 0 0 0 0 1 1
(Foreign) CLX CHILE 0 0 0 0 1 1
(Foreign) GRX GREECE 0 1 0 0 0 1
(Foreign) IEX IRELAND 0 0 0 1 0 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 175 141 182 226 292 1016
(ALL) ALL All Regions, U.S. and Foreign 361 276 321 398 492 1848


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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