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

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

Count of 2004 - 2008 Utility Patent Grants,
As Distributed 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 a 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 either by year of patent grant or by year of patent application.
(U.S. or Foreign) Code State-Territory or Country 2004 2005 2006 2007 2008 Total
(U.S.) CA CALIFORNIA 52 49 77 73 59 310
(U.S.) MA MASSACHUSETTS 19 7 10 13 14 63
(U.S.) IL ILLINOIS 14 3 21 15 7 60
(U.S.) NJ NEW JERSEY 11 6 21 12 5 55
(U.S.) MI MICHIGAN 8 13 18 6 8 53
(U.S.) WA WASHINGTON 2 4 19 13 9 47
(U.S.) FL FLORIDA 7 4 16 8 5 40
(U.S.) TX TEXAS 9 9 10 6 5 39
(U.S.) IN INDIANA 10 3 8 9 5 35
(U.S.) MN MINNESOTA 10 1 4 9 10 34
(U.S.) CO COLORADO 4 3 5 3 11 26
(U.S.) VA VIRGINIA 4 6 6 6 4 26
(U.S.) NY NEW YORK 2 2 6 8 7 25
(U.S.) MD MARYLAND 5 2 5 5 2 19
(U.S.) OH OHIO 1 4 1 5 6 17
(U.S.) UT UTAH 5 2 3 4 3 17
(U.S.) AZ ARIZONA 4 2 3 3 3 15
(U.S.) IA IOWA 5 5 0 3 1 14
(U.S.) PA PENNSYLVANIA 2 2 2 4 2 12
(U.S.) CT CONNECTICUT 4 0 2 3 2 11
(U.S.) NH NEW HAMPSHIRE 4 0 3 2 2 11
(U.S.) MS MISSISSIPPI 2 0 1 5 2 10
(U.S.) NC NORTH CAROLINA 2 2 4 0 2 10
(U.S.) MO MISSOURI 0 4 3 1 1 9
(U.S.) NV NEVADA 0 1 3 4 1 9
(U.S.) GA GEORGIA 2 0 3 1 1 7
(U.S.) OR OREGON 2 0 1 4 0 7
(U.S.) TN TENNESSEE 0 0 1 2 3 6
(U.S.) KY KENTUCKY 3 0 2 0 0 5
(U.S.) LA LOUISIANA 1 2 1 0 1 5
(U.S.) OK OKLAHOMA 1 1 3 0 0 5
(U.S.) AL ALABAMA 1 1 1 0 1 4
(U.S.) KS KANSAS 0 1 1 1 1 4
(U.S.) NM NEW MEXICO 2 0 1 0 0 3
(U.S.) WI WISCONSIN 0 0 2 0 1 3
(U.S.) ID IDAHO 0 1 0 0 1 2
(U.S.) RI RHODE ISLAND 0 0 1 1 0 2
(U.S.) SD SOUTH DAKOTA 1 0 0 1 0 2
(U.S.) DC DISTRICT OF COLUMBIA 1 0 0 0 0 1
(U.S.) HI HAWAII 0 1 0 0 0 1
(U.S.) ME MAINE 0 0 0 1 0 1
(U.S.) NE NEBRASKA 0 0 0 0 1 1
(U.S.) SC SOUTH CAROLINA 0 1 0 0 0 1
(U.S.) VT VERMONT 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 200 142 268 231 187 1028
(Foreign) JPX JAPAN 127 95 138 97 101 558
(Foreign) DEX GERMANY 17 17 36 46 40 156
(Foreign) TWX TAIWAN 21 27 22 23 16 109
(Foreign) DKX DENMARK 22 10 23 18 20 93
(Foreign) GBX UNITED KINGDOM 17 10 21 21 7 76
(Foreign) CHX SWITZERLAND 13 7 18 17 19 74
(Foreign) CAX CANADA 14 10 20 10 16 70
(Foreign) NLX NETHERLANDS 10 14 19 11 9 63
(Foreign) KRX KOREA, SOUTH 12 4 12 9 15 52
(Foreign) SEX SWEDEN 3 6 10 5 8 32
(Foreign) FRX FRANCE 5 5 3 8 4 25
(Foreign) ATX AUSTRIA 5 3 6 5 1 20
(Foreign) AUX AUSTRALIA 8 2 4 4 1 19
(Foreign) FIX FINLAND 6 4 2 2 5 19
(Foreign) BEX BELGIUM 2 1 4 3 2 12
(Foreign) SGX SINGAPORE 0 2 2 2 4 10
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 2 2 0 2 2 8
(Foreign) ILX ISRAEL 1 1 1 1 3 7
(Foreign) ITX ITALY 2 0 4 0 1 7
(Foreign) NOX NORWAY 3 1 2 0 1 7
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 1 1 0 2 4
(Foreign) NZX NEW ZEALAND 0 0 1 2 0 3
(Foreign) ARX ARGENTINA 0 0 1 1 0 2
(Foreign) ESX SPAIN 0 1 1 0 0 2
(Foreign) GRX GREECE 0 2 0 0 0 2
(Foreign) MYX MALAYSIA 0 0 2 0 0 2
(Foreign) PTX PORTUGAL 0 0 2 0 0 2
(Foreign) BRX BRAZIL 1 0 0 0 0 1
(Foreign) CLX CHILE 1 0 0 0 0 1
(Foreign) INX INDIA 0 0 0 0 1 1
(Foreign) MXX MEXICO 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 292 226 355 287 278 1438
(ALL) ALL All Regions, U.S. and Foreign 492 368 623 518 465 2466


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

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


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