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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 2011 - 2015 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 351, Optics: Eye Examining, Vision Testing and Correcting

( 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 2011 2012 2013 2014 2015 Total
(U.S.) CA CALIFORNIA 84 61 85 107 100 437
(U.S.) FL FLORIDA 18 14 10 27 52 121
(U.S.) NY NEW YORK 16 17 14 17 14 78
(U.S.) VA VIRGINIA 14 10 12 14 13 63
(U.S.) MA MASSACHUSETTS 9 8 11 12 13 53
(U.S.) TX TEXAS 9 9 10 10 12 50
(U.S.) OR OREGON 9 10 6 11 6 42
(U.S.) GA GEORGIA 7 4 7 12 8 38
(U.S.) WA WASHINGTON 5 6 7 9 8 35
(U.S.) NC NORTH CAROLINA 1 2 7 10 5 25
(U.S.) PA PENNSYLVANIA 5 6 2 5 7 25
(U.S.) AZ ARIZONA 8 3 4 7 2 24
(U.S.) IL ILLINOIS 5 3 5 3 4 20
(U.S.) CO COLORADO 1 1 9 5 4 20
(U.S.) OH OHIO 3 5 5 3 3 19
(U.S.) NM NEW MEXICO 6 2 3 4 4 19
(U.S.) MD MARYLAND 2 3 2 5 2 14
(U.S.) MO MISSOURI 2 1 3 3 4 13
(U.S.) NJ NEW JERSEY 1 6 2 2 1 12
(U.S.) UT UTAH 4 1 0 2 3 10
(U.S.) TN TENNESSEE 2 2 2 2 2 10
(U.S.) IN INDIANA 0 2 1 3 3 9
(U.S.) WI WISCONSIN 5 1 0 1 1 8
(U.S.) MN MINNESOTA 0 2 2 1 2 7
(U.S.) NV NEVADA 1 0 0 5 0 6
(U.S.) IA IOWA 2 1 1 0 2 6
(U.S.) KS KANSAS 1 2 2 1 0 6
(U.S.) MI MICHIGAN 2 1 0 2 0 5
(U.S.) CT CONNECTICUT 1 1 2 1 0 5
(U.S.) OK OKLAHOMA 2 1 0 1 0 4
(U.S.) NH NEW HAMPSHIRE 1 1 1 1 0 4
(U.S.) SD SOUTH DAKOTA 1 1 0 2 0 4
(U.S.) ID IDAHO 0 1 1 0 1 3
(U.S.) VT VERMONT 0 0 2 0 1 3
(U.S.) RI RHODE ISLAND 0 2 0 0 1 3
(U.S.) NE NEBRASKA 1 0 0 0 1 2
(U.S.) HI HAWAII 0 0 0 2 0 2
(U.S.) KY KENTUCKY 1 0 0 1 0 2
(U.S.) WV WEST VIRGINIA 0 2 0 0 0 2
(U.S.) WY WYOMING 0 1 1 0 0 2
(U.S.) AL ALABAMA 0 1 1 0 0 2
(U.S.) DC DISTRICT OF COLUMBIA 1 1 0 0 0 2
(U.S.) MS MISSISSIPPI 0 0 0 0 1 1
(U.S.) MT MONTANA 0 0 0 0 1 1
(U.S.) AR ARKANSAS 1 0 0 0 0 1
(U.S.) PR PUERTO RICO 1 0 0 0 0 1
(U.S.) ME MAINE 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 233 195 220 291 281 1220
 
(Foreign) JPX JAPAN 74 68 80 107 129 458
(Foreign) DEX GERMANY 24 25 36 35 45 165
(Foreign) FRX FRANCE 24 31 28 39 17 139
(Foreign) TWX TAIWAN 15 14 18 23 28 98
(Foreign) AUX AUSTRALIA 12 6 4 11 9 42
(Foreign) CAX CANADA 11 11 5 7 5 39
(Foreign) GBX UNITED KINGDOM 6 8 4 9 11 38
(Foreign) NLX NETHERLANDS 6 3 8 7 5 29
(Foreign) ITX ITALY 7 4 5 5 7 28
(Foreign) ILX ISRAEL 5 7 2 5 7 26
(Foreign) CHX SWITZERLAND 6 3 4 3 2 18
(Foreign) KRX KOREA, SOUTH 1 2 7 4 4 18
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 4 5 1 5 2 17
(Foreign) ESX SPAIN 3 1 4 5 2 15
(Foreign) HKX CHINA, HONG KONG S.A.R. 2 4 4 1 2 13
(Foreign) ATX AUSTRIA 2 0 2 2 3 9
(Foreign) SEX SWEDEN 4 1 2 1 1 9
(Foreign) DKX DENMARK 1 1 1 3 2 8
(Foreign) SGX SINGAPORE 2 1 0 1 1 5
(Foreign) IEX IRELAND 2 0 1 0 1 4
(Foreign) FIX FINLAND 1 0 1 0 2 4
(Foreign) PLX POLAND 1 0 0 0 2 3
(Foreign) NZX NEW ZEALAND 1 0 0 0 1 2
(Foreign) RUX RUSSIAN FEDERATION 1 1 0 0 0 2
(Foreign) MXX MEXICO 1 0 0 1 0 2
(Foreign) MYX MALAYSIA 0 0 0 2 0 2
(Foreign) LIX LIECHTENSTEIN 0 0 1 0 0 1
(Foreign) INX INDIA 1 0 0 0 0 1
(Foreign) BRX BRAZIL 1 0 0 0 0 1
(Foreign) THX THAILAND 0 0 0 0 1 1
(Foreign) CLX CHILE 0 0 0 0 1 1
(Foreign) MOX CHINA, MACAU S.A.R. 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 218 196 218 276 291 1199
 
(ALL) ALL All Regions, U.S. and Foreign 451 391 438 567 572 2419



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