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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 1963 - 2004 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 331, Oscillators

( 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 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 12 14 34 29 39 41 21 28 37 21 24 19 24 15 25 15 7 6 10 9 6 15 11 27 30 18 23 9 30 28 25 31 19 24 29 34 27 55 56 41 65 79 1112
(U.S.) NJ NEW JERSEY 11 21 29 27 19 19 17 24 43 22 16 24 16 13 11 8 4 10 13 6 2 14 11 12 5 0 3 6 4 7 3 5 6 12 5 5 3 2 10 3 3 4 478
(U.S.) NY NEW YORK 11 22 23 27 20 25 11 12 29 15 14 14 8 4 6 5 4 1 8 4 1 7 5 7 3 3 5 2 6 3 5 2 3 3 4 2 3 1 3 2 6 2 341
(U.S.) TX TEXAS 1 3 7 0 5 6 2 2 2 3 2 0 2 3 2 5 5 1 3 4 3 6 8 4 5 11 10 9 3 10 7 7 16 9 6 13 22 18 18 18 18 19 298
(U.S.) MA MASSACHUSETTS 8 8 5 18 16 10 9 16 8 3 9 4 7 3 8 7 5 3 1 5 1 10 7 12 6 2 5 5 5 6 3 1 6 3 1 2 2 2 5 2 3 5 247
(U.S.) IL ILLINOIS 5 6 8 13 6 9 8 5 8 5 6 5 3 6 7 3 1 4 7 7 1 4 12 7 6 4 2 4 8 8 3 2 5 7 6 12 8 3 2 1 9 5 241
(U.S.) AZ ARIZONA 0 1 1 5 1 3 2 0 3 9 3 6 5 2 10 6 4 2 2 4 5 1 4 11 2 9 8 5 5 17 6 9 4 4 5 4 5 11 6 2 2 6 200
(U.S.) MD MARYLAND 4 10 13 21 8 8 3 6 13 7 6 7 12 6 2 5 4 3 3 7 2 4 3 8 7 0 6 1 3 1 0 2 0 1 2 2 1 0 2 0 2 0 195
(U.S.) PA PENNSYLVANIA 3 6 9 11 9 5 4 6 6 2 7 6 2 5 6 5 2 3 4 0 3 2 4 3 3 0 3 2 7 1 5 6 5 3 5 1 2 6 8 5 13 4 192
(U.S.) FL FLORIDA 0 2 7 10 6 3 1 5 9 6 3 3 5 3 1 6 1 2 3 2 4 5 5 4 3 0 2 17 4 4 4 6 3 6 6 9 6 2 4 2 3 5 182
(U.S.) MN MINNESOTA 3 2 6 4 4 1 2 2 3 1 0 3 3 0 2 1 0 0 0 1 1 1 1 2 2 3 2 2 1 1 1 1 1 1 2 5 3 2 6 4 6 4 90
(U.S.) WA WASHINGTON 0 0 0 2 0 0 0 2 1 1 3 1 3 0 0 3 0 0 1 4 2 0 1 4 0 1 3 3 4 6 1 1 4 3 2 2 3 2 6 2 9 7 87
(U.S.) CO COLORADO 0 0 0 2 1 3 0 1 2 3 1 2 2 0 0 1 1 0 2 2 0 1 2 4 2 1 2 1 0 2 2 6 6 6 5 2 4 4 4 2 3 4 86
(U.S.) IN INDIANA 1 0 4 6 7 2 5 3 3 2 0 1 3 1 0 1 1 1 2 0 2 1 1 3 1 3 3 2 3 2 1 1 2 1 2 1 0 0 3 2 1 0 78
(U.S.) OR OREGON 0 0 1 0 1 0 0 0 2 1 0 0 0 1 0 0 0 1 0 2 0 0 4 2 3 2 4 1 1 0 0 1 1 2 3 5 3 5 2 7 7 6 68
(U.S.) OH OHIO 1 4 5 7 6 9 3 1 5 2 1 1 4 2 0 0 0 0 1 1 1 1 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 1 2 0 1 0 62
(U.S.) IA IOWA 0 0 7 5 2 0 3 1 2 2 1 1 0 1 3 1 0 1 1 0 2 1 2 1 0 1 4 2 1 0 0 1 3 0 1 1 1 0 0 3 4 2 61
(U.S.) VA VIRGINIA 0 2 2 5 3 4 0 2 2 1 0 1 1 2 0 3 0 0 1 2 2 4 5 2 1 1 1 1 0 1 0 0 1 0 0 0 0 0 0 1 2 0 53
(U.S.) CT CONNECTICUT 2 4 4 3 4 3 3 0 1 4 2 2 0 0 0 1 3 2 2 2 0 1 2 1 2 1 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 51
(U.S.) NC NORTH CAROLINA 1 0 0 0 1 2 1 1 2 0 0 1 0 0 0 0 0 0 0 0 0 1 1 2 0 1 1 0 0 0 0 0 1 0 0 2 2 4 5 5 6 6 46
(U.S.) NH NEW HAMPSHIRE 0 0 2 2 2 2 1 1 0 0 1 2 1 0 1 1 0 0 0 1 0 0 2 0 2 1 2 2 1 0 0 0 0 0 0 0 0 1 0 0 1 4 33
(U.S.) VT VERMONT 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 7 6 5 0 1 1 1 5 1 32
(U.S.) MI MICHIGAN 0 0 3 2 2 2 0 0 4 0 1 1 0 1 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 2 2 0 2 1 0 0 0 0 28
(U.S.) ID IDAHO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 3 0 4 2 2 2 0 4 21
(U.S.) NM NEW MEXICO 0 0 0 0 1 0 2 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 1 1 2 0 0 0 1 0 2 1 0 0 3 1 0 1 0 1 1 21
(U.S.) KY KENTUCKY 0 0 1 0 0 1 1 1 3 1 0 0 2 1 0 0 0 1 0 0 1 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 17
(U.S.) WI WISCONSIN 1 0 0 0 0 1 1 0 1 0 1 0 3 0 0 0 0 4 0 0 0 1 2 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 17
(U.S.) DC DISTRICT OF COLUMBIA 1 1 1 4 2 0 2 0 4 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
(U.S.) OK OKLAHOMA 0 1 0 1 1 0 1 0 1 3 2 2 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
(U.S.) UT UTAH 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 1 1 0 0 0 0 0 0 1 0 1 3 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 13
(U.S.) ME MAINE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 1 0 0 0 1 0 2 1 1 2 12
(U.S.) AL ALABAMA 0 0 0 0 0 0 1 0 0 1 0 3 1 2 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 11
(U.S.) GA GEORGIA 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 2 1 0 0 0 0 1 0 2 10
(U.S.) KS KANSAS 0 0 0 0 0 1 0 0 1 0 0 1 2 0 0 0 0 0 0 2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 9
(U.S.) TN TENNESSEE 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 8
(U.S.) MO MISSOURI 0 0 1 0 2 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
(U.S.) RI RHODE ISLAND 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1 7
(U.S.) NV NEVADA 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 6
(U.S.) NE NEBRASKA 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
(U.S.) SD SOUTH DAKOTA 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
(U.S.) DE DELAWARE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) HI HAWAII 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) AR ARKANSAS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) MS MISSISSIPPI 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) MT MONTANA 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) PR PUERTO RICO 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) SC SOUTH CAROLINA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) WY WYOMING 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.)   -- Subtotal -- 66 107 175 206 169 162 106 120 200 116 106 115 111 71 85 81 45 47 66 68 40 82 97 123 88 67 93 78 89 103 67 89 91 98 97 112 103 124 149 109 171 174 4466
(Foreign) JPX JAPAN 1 1 1 6 10 2 5 7 24 23 20 19 18 18 26 20 13 16 14 22 18 17 27 39 29 26 29 29 33 42 38 37 48 44 36 63 66 68 75 65 81 94 1270
(Foreign) DEX GERMANY 2 2 3 8 13 6 8 7 8 11 16 15 13 5 4 8 3 9 4 4 5 2 14 11 6 4 14 6 14 10 6 5 5 3 5 9 10 7 10 6 23 18 342
(Foreign) GBX UNITED KINGDOM 5 3 10 7 10 13 9 9 8 6 4 5 4 6 5 9 3 2 2 8 4 5 6 10 7 4 11 8 7 6 1 2 3 1 5 1 4 13 7 6 9 5 253
(Foreign) FRX FRANCE 0 2 3 4 9 7 4 6 11 7 2 7 7 3 6 8 4 3 11 6 4 6 9 13 11 8 12 5 7 2 3 7 4 4 4 4 4 11 6 5 7 5 251
(Foreign) NLX NETHERLANDS 1 5 12 3 6 1 6 1 3 5 2 2 2 0 2 1 0 0 1 0 3 0 1 5 2 5 5 8 4 6 3 2 5 2 2 4 1 7 3 1 5 5 132
(Foreign) CAX CANADA 2 1 0 5 1 1 0 1 3 2 2 2 2 0 4 0 1 0 1 3 0 1 2 0 4 2 2 3 0 4 0 5 3 4 4 5 3 1 11 7 5 8 105
(Foreign) CHX SWITZERLAND 0 0 2 2 3 1 2 4 6 2 2 5 2 1 4 2 0 2 1 4 3 2 3 1 1 0 1 6 1 0 0 1 3 0 2 2 3 1 3 0 2 3 83
(Foreign) KRX SOUTH KOREA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 3 6 10 6 9 6 9 7 11 71
(Foreign) ITX ITALY 1 0 0 0 0 1 0 1 2 2 1 0 4 1 1 1 1 2 5 3 0 2 2 2 4 2 2 3 1 2 2 2 1 1 4 1 2 3 2 2 2 2 70
(Foreign) SEX SWEDEN 0 0 2 2 5 2 0 1 1 1 1 0 1 0 3 1 0 0 1 0 0 0 0 2 2 0 1 1 2 3 2 3 0 5 2 3 4 6 6 2 2 1 68
(Foreign) TWX TAIWAN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 5 3 9 7 2 6 15 51
(Foreign) FIX FINLAND 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 4 0 1 3 1 0 5 5 1 3 1 7 3 35
(Foreign) ILX ISRAEL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 2 0 0 0 2 2 2 0 3 1 3 2 4 2 4 1 32
(Foreign) ATX AUSTRIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 1 0 0 0 1 0 1 0 0 0 1 0 0 4 12
(Foreign) SGX SINGAPORE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 0 3 2 2 11
(Foreign) AUX AUSTRALIA 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 0 0 0 0 1 0 1 0 0 1 2 9
(Foreign) MYX MALAYSIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 0 1 0 0 6
(Foreign) SUX U.S.S.R. 0 0 0 0 1 0 0 0 2 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
(Foreign) BEX BELGIUM 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 5
(Foreign) DKX DENMARK 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 5
(Foreign) ZAX SOUTH AFRICA 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 5
(Foreign) ESX SPAIN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 1 0 0 0 4
(Foreign) IEX IRELAND 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 0 4
(Foreign) HUX HUNGARY 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3
(Foreign) INX INDIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 3
(Foreign) CNX CHINA P.REP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2
(Foreign) CSX CZECHOSLOVAKIA 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 2
(Foreign) NOX NORWAY 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) NZX NEW ZEALAND 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 2
(Foreign) PLX POLAND 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2
(Foreign) BRX BRAZIL 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) EGX EGYPT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
(Foreign) GRX GREECE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
(Foreign) UAX UKRAINE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
(Foreign) YUX YUGOSLAVIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign)   -- Subtotal -- 13 14 33 38 58 38 35 37 68 60 52 56 55 34 56 51 26 35 40 50 37 36 65 86 69 55 79 72 72 83 59 69 81 71 79 116 117 143 149 114 172 182 2855
(ALL) ALL All Regions, U.S. and Foreign 79 121 208 244 227 200 141 157 268 176 158 171 166 105 141 132 71 82 106 118 77 118 162 209 157 122 172 150 161 186 126 158 172 169 176 228 220 267 298 223 343 356 7321


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