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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2009 - 2013 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 by year of patent grant.
(U.S. or Foreign) Code State-Territory or Country 2009 2010 2011 2012 2013 Total
(U.S.) MI MICHIGAN 173 211 199 248 250 1081
(U.S.) CA CALIFORNIA 29 40 36 20 50 175
(U.S.) IL ILLINOIS 34 32 31 34 33 164
(U.S.) WI WISCONSIN 18 18 11 16 23 86
(U.S.) IN INDIANA 25 14 15 15 14 83
(U.S.) NY NEW YORK 14 15 9 14 18 70
(U.S.) FL FLORIDA 14 14 13 11 16 68
(U.S.) TX TEXAS 13 13 9 12 13 60
(U.S.) OH OHIO 11 14 8 11 13 57
(U.S.) CO COLORADO 7 12 9 5 10 43
(U.S.) MA MASSACHUSETTS 6 14 7 8 8 43
(U.S.) CT CONNECTICUT 9 8 7 4 6 34
(U.S.) NC NORTH CAROLINA 5 8 10 4 7 34
(U.S.) WA WASHINGTON 2 6 11 5 9 33
(U.S.) PA PENNSYLVANIA 10 8 2 4 6 30
(U.S.) MN MINNESOTA 3 4 8 6 8 29
(U.S.) IA IOWA 10 3 4 4 7 28
(U.S.) AZ ARIZONA 3 2 1 9 11 26
(U.S.) VA VIRGINIA 3 7 4 4 7 25
(U.S.) NJ NEW JERSEY 3 3 3 7 4 20
(U.S.) OR OREGON 5 3 2 5 4 19
(U.S.) SC SOUTH CAROLINA 7 3 3 3 3 19
(U.S.) TN TENNESSEE 3 3 3 5 5 19
(U.S.) OK OKLAHOMA 4 3 6 2 3 18
(U.S.) MO MISSOURI 3 4 3 1 3 14
(U.S.) GA GEORGIA 2 4 1 3 2 12
(U.S.) KS KANSAS 1 2 2 2 4 11
(U.S.) UT UTAH 1 2 2 4 2 11
(U.S.) AL ALABAMA 1 5 3 0 0 9
(U.S.) MD MARYLAND 1 1 2 3 1 8
(U.S.) NV NEVADA 1 3 2 1 1 8
(U.S.) MT MONTANA 1 0 3 1 1 6
(U.S.) ID IDAHO 3 1 0 1 0 5
(U.S.) KY KENTUCKY 4 1 0 0 0 5
(U.S.) NM NEW MEXICO 0 0 2 1 2 5
(U.S.) LA LOUISIANA 0 4 0 0 0 4
(U.S.) AK ALASKA 2 0 0 0 1 3
(U.S.) AR ARKANSAS 0 0 0 2 1 3
(U.S.) ME MAINE 0 1 0 2 0 3
(U.S.) WV WEST VIRGINIA 0 1 1 1 0 3
(U.S.) MS MISSISSIPPI 0 0 0 2 0 2
(U.S.) VT VERMONT 0 0 2 0 0 2
(U.S.) DE DELAWARE 0 0 0 1 0 1
(U.S.) ND NORTH DAKOTA 0 0 0 0 1 1
(U.S.) PR PUERTO RICO 0 0 0 0 1 1
(U.S.) RI RHODE ISLAND 0 0 0 1 0 1
(U.S.) WY WYOMING 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 432 487 434 482 548 2383
 
(Foreign) JPX JAPAN 393 402 343 373 360 1871
(Foreign) DEX GERMANY 159 177 160 197 230 923
(Foreign) KRX KOREA, SOUTH 14 25 50 50 54 193
(Foreign) FRX FRANCE 20 32 23 22 32 129
(Foreign) GBX UNITED KINGDOM 19 40 17 25 21 122
(Foreign) CAX CANADA 21 14 22 19 21 97
(Foreign) ITX ITALY 14 21 25 19 17 96
(Foreign) SEX SWEDEN 18 17 14 15 15 79
(Foreign) ATX AUSTRIA 11 16 5 11 15 58
(Foreign) TWX TAIWAN 7 5 5 7 6 30
(Foreign) AUX AUSTRALIA 5 4 0 5 4 18
(Foreign) CHX SWITZERLAND 2 3 2 4 5 16
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 2 1 4 5 4 16
(Foreign) INX INDIA 1 3 3 3 0 10
(Foreign) LUX LUXEMBOURG 1 1 2 1 5 10
(Foreign) FIX FINLAND 2 3 2 2 0 9
(Foreign) GRX GREECE 0 2 2 5 0 9
(Foreign) BRX BRAZIL 1 0 2 3 2 8
(Foreign) ILX ISRAEL 1 3 0 2 2 8
(Foreign) ESX SPAIN 0 2 2 0 2 6
(Foreign) NLX NETHERLANDS 1 3 0 1 1 6
(Foreign) BEX BELGIUM 2 0 2 0 0 4
(Foreign) BGX BULGARIA 0 3 0 0 0 3
(Foreign) DKX DENMARK 0 2 0 1 0 3
(Foreign) HKX CHINA, HONG KONG S.A.R. 0 0 0 2 1 3
(Foreign) HUX HUNGARY 1 1 0 0 1 3
(Foreign) NOX NORWAY 1 1 1 0 0 3
(Foreign) NZX NEW ZEALAND 0 2 1 0 0 3
(Foreign) PLX POLAND 0 0 0 2 1 3
(Foreign) SGX SINGAPORE 0 2 1 0 0 3
(Foreign) TRX TURKEY 1 2 0 0 0 3
(Foreign) UAX UKRAINE 1 0 0 1 1 3
(Foreign) ZAX SOUTH AFRICA 0 0 1 1 1 3
(Foreign) BSX THE BAHAMAS 0 0 2 0 0 2
(Foreign) HRX CROATIA 1 0 1 0 0 2
(Foreign) MXX MEXICO 0 1 0 1 0 2
(Foreign) PHX PHILIPPINES 0 0 1 0 1 2
(Foreign) RUX RUSSIAN FEDERATION 0 0 1 1 0 2
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) COX COLOMBIA 1 0 0 0 0 1
(Foreign) CZX CZECH REPUBLIC 0 0 0 0 1 1
(Foreign) IRX IRAN 0 0 0 0 1 1
(Foreign) KWX KUWAIT 1 0 0 0 0 1
(Foreign) KYX CAYMAN ISLANDS 0 0 0 0 1 1
(Foreign) MYX MALAYSIA 1 0 0 0 0 1
(Foreign) TTX TRINIDAD AND TOBAGO 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 703 788 695 778 805 3769
 
(ALL) ALL All Regions, U.S. and Foreign 1135 1275 1129 1260 1353 6152



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