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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 123, Internal-Combustion Engines

( 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.) MI MICHIGAN 203 199 235 233 214 1084
(U.S.) IL ILLINOIS 76 68 76 68 54 342
(U.S.) WI WISCONSIN 36 41 44 30 32 183
(U.S.) NY NEW YORK 51 40 31 29 21 172
(U.S.) CA CALIFORNIA 32 31 33 28 29 153
(U.S.) IN INDIANA 35 22 15 23 14 109
(U.S.) TX TEXAS 8 12 23 18 11 72
(U.S.) FL FLORIDA 15 18 13 13 9 68
(U.S.) MA MASSACHUSETTS 8 10 15 13 16 62
(U.S.) PA PENNSYLVANIA 8 10 12 7 13 50
(U.S.) CT CONNECTICUT 8 13 7 8 6 42
(U.S.) OH OHIO 10 5 10 8 9 42
(U.S.) CO COLORADO 6 7 6 8 11 38
(U.S.) VA VIRGINIA 9 9 5 5 4 32
(U.S.) OR OREGON 6 4 2 7 12 31
(U.S.) NJ NEW JERSEY 9 6 4 3 6 28
(U.S.) WA WASHINGTON 8 1 5 6 7 27
(U.S.) MN MINNESOTA 3 8 6 4 5 26
(U.S.) SC SOUTH CAROLINA 5 6 6 3 5 25
(U.S.) GA GEORGIA 1 7 4 7 5 24
(U.S.) NC NORTH CAROLINA 3 5 4 5 7 24
(U.S.) TN TENNESSEE 3 2 6 2 10 23
(U.S.) AZ ARIZONA 5 3 5 3 3 19
(U.S.) IA IOWA 1 4 6 4 2 17
(U.S.) KS KANSAS 3 2 6 3 3 17
(U.S.) MO MISSOURI 4 4 5 0 4 17
(U.S.) UT UTAH 2 4 2 3 3 14
(U.S.) AL ALABAMA 3 1 2 1 5 12
(U.S.) MD MARYLAND 2 2 4 1 2 11
(U.S.) OK OKLAHOMA 2 2 2 2 2 10
(U.S.) KY KENTUCKY 1 2 1 5 0 9
(U.S.) LA LOUISIANA 2 1 1 0 5 9
(U.S.) NV NEVADA 2 3 1 1 2 9
(U.S.) AR ARKANSAS 0 0 4 2 2 8
(U.S.) ID IDAHO 0 1 4 2 0 7
(U.S.) NE NEBRASKA 1 3 2 0 1 7
(U.S.) MT MONTANA 1 0 3 0 1 5
(U.S.) NM NEW MEXICO 1 2 1 1 0 5
(U.S.) ME MAINE 0 1 1 0 1 3
(U.S.) MS MISSISSIPPI 1 0 1 1 0 3
(U.S.) PR PUERTO RICO 2 1 0 0 0 3
(U.S.) RI RHODE ISLAND 0 2 0 1 0 3
(U.S.) WV WEST VIRGINIA 0 2 1 0 0 3
(U.S.) WY WYOMING 0 1 0 1 1 3
(U.S.) AK ALASKA 0 1 0 0 1 2
(U.S.) HI HAWAII 1 0 1 0 0 2
(U.S.) US U.S. UNSPECIFIED REGION 0 0 0 0 1 1
(U.S.) VT VERMONT 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 577 566 615 560 539 2857
(Foreign) JPX JAPAN 570 558 694 614 545 2981
(Foreign) DEX GERMANY 301 269 258 232 224 1284
(Foreign) CAX CANADA 27 37 41 35 19 159
(Foreign) GBX UNITED KINGDOM 31 31 32 29 31 154
(Foreign) KRX KOREA, SOUTH 26 30 29 16 21 122
(Foreign) FRX FRANCE 21 18 25 31 18 113
(Foreign) ITX ITALY 23 12 33 26 18 112
(Foreign) SEX SWEDEN 22 25 27 19 17 110
(Foreign) ATX AUSTRIA 29 20 21 17 19 106
(Foreign) TWX TAIWAN 10 10 11 11 10 52
(Foreign) AUX AUSTRALIA 12 16 11 6 4 49
(Foreign) CHX SWITZERLAND 3 4 5 6 1 19
(Foreign) FIX FINLAND 0 6 5 5 2 18
(Foreign) INX INDIA 0 0 3 3 2 8
(Foreign) NZX NEW ZEALAND 0 1 2 4 1 8
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 1 0 1 5 7
(Foreign) BEX BELGIUM 0 0 2 0 4 6
(Foreign) ILX ISRAEL 0 1 1 1 3 6
(Foreign) ESX SPAIN 1 0 0 2 2 5
(Foreign) TRX TURKEY 0 1 1 1 2 5
(Foreign) BRX BRAZIL 0 2 1 0 1 4
(Foreign) DKX DENMARK 1 1 0 1 1 4
(Foreign) LIX LIECHTENSTEIN 0 0 3 0 1 4
(Foreign) MYX MALAYSIA 2 0 1 1 0 4
(Foreign) RSX SERBIA 0 0 0 2 2 4
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 1 3 4
(Foreign) ARX ARGENTINA 1 0 0 1 1 3
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 1 0 0 1 3
(Foreign) HUX HUNGARY 0 1 1 1 0 3
(Foreign) KWX KUWAIT 2 1 0 0 0 3
(Foreign) NLX NETHERLANDS 0 2 1 0 0 3
(Foreign) THX THAILAND 0 1 2 0 0 3
(Foreign) UAX UKRAINE 0 0 2 1 0 3
(Foreign) BGX BULGARIA 0 0 0 1 1 2
(Foreign) GRX GREECE 0 1 0 0 1 2
(Foreign) IDX INDONESIA 0 2 0 0 0 2
(Foreign) MXX MEXICO 1 0 0 1 0 2
(Foreign) NOX NORWAY 0 1 1 0 0 2
(Foreign) PLX POLAND 0 1 0 0 1 2
(Foreign) GTX GUATEMALA 0 0 0 0 1 1
(Foreign) HRX CROATIA 0 1 0 0 0 1
(Foreign) LUX LUXEMBOURG 0 0 0 0 1 1
(Foreign) PEX PERU 1 0 0 0 0 1
(Foreign) PTX PORTUGAL 1 0 0 0 0 1
(Foreign) SIX SLOVENIA 0 0 0 0 1 1
(Foreign) TTX TRINIDAD AND TOBAGO 0 0 1 0 0 1
(Foreign) UYX URUGUAY 0 0 1 0 0 1
(Foreign) YUX YUGOSLAVIA / SERBIA-MONTENEGRO 0 1 0 0 0 1
(Foreign) ZAX SOUTH AFRICA 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 1087 1056 1215 1069 964 5391
(ALL) ALL All Regions, U.S. and Foreign 1664 1622 1830 1629 1503 8248


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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