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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 330, Amplifiers

( 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.) CA CALIFORNIA 45 65 84 85 102 381
(U.S.) TX TEXAS 14 17 22 28 34 115
(U.S.) AZ ARIZONA 22 19 18 18 31 108
(U.S.) NJ NEW JERSEY 5 15 21 13 14 68
(U.S.) IL ILLINOIS 7 19 9 14 2 51
(U.S.) NC NORTH CAROLINA 2 1 10 19 11 43
(U.S.) MA MASSACHUSETTS 11 4 6 5 15 41
(U.S.) OR OREGON 3 6 6 6 15 36
(U.S.) NY NEW YORK 9 4 6 4 12 35
(U.S.) PA PENNSYLVANIA 3 8 14 7 3 35
(U.S.) FL FLORIDA 4 6 5 5 11 31
(U.S.) CO COLORADO 2 2 4 7 5 20
(U.S.) GA GEORGIA 4 0 4 4 3 15
(U.S.) MN MINNESOTA 1 2 3 5 4 15
(U.S.) WA WASHINGTON 1 6 3 2 1 13
(U.S.) MD MARYLAND 1 3 2 2 1 9
(U.S.) MI MICHIGAN 0 2 1 0 5 8
(U.S.) NH NEW HAMPSHIRE 0 0 2 4 2 8
(U.S.) OH OHIO 0 1 1 1 5 8
(U.S.) VT VERMONT 2 0 2 1 2 7
(U.S.) IN INDIANA 1 1 1 3 0 6
(U.S.) VA VIRGINIA 0 3 1 2 0 6
(U.S.) IA IOWA 1 0 0 2 2 5
(U.S.) MS MISSISSIPPI 1 0 0 2 2 5
(U.S.) TN TENNESSEE 1 1 1 2 0 5
(U.S.) MO MISSOURI 1 0 2 1 0 4
(U.S.) AL ALABAMA 0 1 0 0 2 3
(U.S.) NM NEW MEXICO 0 1 0 0 2 3
(U.S.) UT UTAH 1 0 0 1 1 3
(U.S.) CT CONNECTICUT 0 0 1 0 1 2
(U.S.) RI RHODE ISLAND 0 1 1 0 0 2
(U.S.) ID IDAHO 0 0 0 1 0 1
(U.S.) ME MAINE 0 0 1 0 0 1
(U.S.) WV WEST VIRGINIA 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 142 188 232 244 288 1094
(Foreign) JPX JAPAN 66 83 93 98 89 429
(Foreign) DEX GERMANY 7 13 17 16 7 60
(Foreign) CAX CANADA 6 6 13 16 7 48
(Foreign) FRX FRANCE 3 13 9 13 10 48
(Foreign) NLX NETHERLANDS 5 10 10 4 15 44
(Foreign) ITX ITALY 7 5 5 14 12 43
(Foreign) KRX SOUTH KOREA 5 8 14 7 8 42
(Foreign) GBX UNITED KINGDOM 7 9 4 4 13 37
(Foreign) TWX TAIWAN 1 4 2 4 11 22
(Foreign) SEX SWEDEN 2 5 6 4 4 21
(Foreign) FIX FINLAND 2 2 3 6 4 17
(Foreign) SGX SINGAPORE 2 2 4 4 1 13
(Foreign) ILX ISRAEL 5 0 2 1 4 12
(Foreign) BEX BELGIUM 1 2 2 3 2 10
(Foreign) CHX SWITZERLAND 3 0 3 2 0 8
(Foreign) AUX AUSTRALIA 1 2 1 1 0 5
(Foreign) NOX NORWAY 0 0 1 3 1 5
(Foreign) DKX DENMARK 0 0 0 1 1 2
(Foreign) ATX AUSTRIA 0 1 0 0 0 1
(Foreign) GRX GREECE 0 0 1 0 0 1
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 0 0 1 0 1
(Foreign) IEX IRELAND 0 0 0 0 1 1
(Foreign) KNX SAINT KITTS AND NEVIS 1 0 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 1 0 0 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 124 165 191 203 190 873
(ALL) ALL All Regions, U.S. and Foreign 266 353 423 447 478 1967


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