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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 1998 - 2002 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 378, X-Ray or Gamma Ray Systems or 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 1998 1999 2000 2001 2002 Total
(U.S.) WI WISCONSIN 26 18 37 82 95 258
(U.S.) CA CALIFORNIA 37 22 36 51 43 189
(U.S.) MA MASSACHUSETTS 26 26 27 34 33 146
(U.S.) NY NEW YORK 16 22 23 29 41 131
(U.S.) IL ILLINOIS 9 13 15 13 18 68
(U.S.) NJ NEW JERSEY 9 17 14 13 9 62
(U.S.) OH OHIO 7 5 19 9 10 50
(U.S.) UT UTAH 3 4 9 6 14 36
(U.S.) TX TEXAS 6 2 4 4 3 19
(U.S.) FL FLORIDA 2 4 2 2 6 16
(U.S.) MD MARYLAND 2 3 2 6 3 16
(U.S.) MI MICHIGAN 5 2 5 1 3 16
(U.S.) PA PENNSYLVANIA 6 0 2 5 2 15
(U.S.) CO COLORADO 0 2 4 5 3 14
(U.S.) NC NORTH CAROLINA 0 2 3 3 6 14
(U.S.) MN MINNESOTA 2 0 4 2 4 12
(U.S.) TN TENNESSEE 0 0 0 6 5 11
(U.S.) VA VIRGINIA 1 3 1 3 3 11
(U.S.) CT CONNECTICUT 2 1 4 2 0 9
(U.S.) MO MISSOURI 0 1 1 0 4 6
(U.S.) NM NEW MEXICO 0 2 2 1 0 5
(U.S.) DE DELAWARE 1 0 1 0 2 4
(U.S.) NH NEW HAMPSHIRE 2 2 0 0 0 4
(U.S.) AL ALABAMA 0 0 2 0 1 3
(U.S.) AZ ARIZONA 1 1 0 0 1 3
(U.S.) HI HAWAII 1 2 0 0 0 3
(U.S.) IN INDIANA 1 0 1 0 1 3
(U.S.) SC SOUTH CAROLINA 1 0 0 0 2 3
(U.S.) VT VERMONT 0 0 1 2 0 3
(U.S.) KY KENTUCKY 0 0 1 1 0 2
(U.S.) OK OKLAHOMA 1 0 0 0 1 2
(U.S.) OR OREGON 0 1 1 0 0 2
(U.S.) WA WASHINGTON 0 0 1 0 1 2
(U.S.) GA GEORGIA 0 0 0 1 0 1
(U.S.) IA IOWA 0 0 1 0 0 1
(U.S.) KS KANSAS 0 0 1 0 0 1
(U.S.) LA LOUISIANA 0 0 0 1 0 1
(U.S.) ME MAINE 0 0 0 1 0 1
(U.S.) NV NEVADA 0 0 0 0 1 1
(U.S.) RI RHODE ISLAND 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 167 155 224 284 315 1145
(Foreign) JPX JAPAN 52 43 60 92 112 359
(Foreign) DEX GERMANY 47 43 51 67 84 292
(Foreign) NLX NETHERLANDS 8 7 11 28 25 79
(Foreign) FRX FRANCE 5 2 5 16 12 40
(Foreign) SEX SWEDEN 6 4 6 7 6 29
(Foreign) ILX ISRAEL 2 2 4 11 9 28
(Foreign) GBX UNITED KINGDOM 4 1 4 6 7 22
(Foreign) CAX CANADA 2 2 2 6 6 18
(Foreign) KRX SOUTH KOREA 2 3 0 3 8 16
(Foreign) FIX FINLAND 6 0 3 3 3 15
(Foreign) AUX AUSTRALIA 3 0 3 2 2 10
(Foreign) ITX ITALY 3 2 2 1 1 9
(Foreign) BEX BELGIUM 1 0 1 2 3 7
(Foreign) CNX CHINA P.REP. 2 0 0 1 2 5
(Foreign) CHX SWITZERLAND 0 1 1 1 1 4
(Foreign) DKX DENMARK 0 1 2 0 1 4
(Foreign) RUX RUSSIAN FEDERATION 2 0 1 0 1 4
(Foreign) ROX ROMANIA 1 1 0 0 0 2
(Foreign) TWX TAIWAN 1 0 0 1 0 2
(Foreign) ARX ARGENTINA 1 0 0 0 0 1
(Foreign) HUX HUNGARY 0 0 0 1 0 1
(Foreign) NOX NORWAY 0 0 0 1 0 1
(Foreign) SGX SINGAPORE 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 148 112 156 250 283 949
(ALL) ALL All Regions, U.S. and Foreign 315 267 380 534 598 2094


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email: oeip@uspto.gov

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