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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 326, Electronic Digital Logic Circuitry

( 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 5 3 9 9 7 6 8 8 23 15 12 8 5 14 17 9 4 9 9 7 5 13 23 26 45 43 45 48 69 67 70 88 112 122 111 110 144 197 223 195 165 196 2304
(U.S.) TX TEXAS 0 1 0 0 1 1 0 4 8 5 2 2 1 3 4 1 4 2 5 6 5 13 9 15 13 8 21 20 33 33 15 29 36 48 26 33 25 42 44 31 33 35 617
(U.S.) NY NEW YORK 13 11 24 12 4 8 4 12 7 11 12 8 7 11 14 10 1 3 7 5 7 6 12 8 12 6 9 8 5 10 9 12 3 12 3 7 8 14 12 20 6 6 379
(U.S.) NJ NEW JERSEY 7 5 13 17 7 7 15 13 5 7 6 6 4 4 5 3 2 5 5 11 2 12 3 5 9 4 3 1 1 4 1 1 10 5 3 1 1 4 1 1 2 1 222
(U.S.) AZ ARIZONA 0 0 0 2 2 1 3 5 2 3 2 3 4 9 0 3 5 1 0 2 5 6 4 5 10 6 9 9 15 10 4 8 12 5 6 5 6 7 4 9 6 4 202
(U.S.) PA PENNSYLVANIA 3 5 17 14 4 3 4 5 6 5 3 6 3 4 1 2 1 0 2 2 7 1 5 6 3 3 5 4 5 7 2 5 9 8 1 3 7 11 3 5 2 2 194
(U.S.) OR OREGON 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 1 8 4 2 4 3 3 6 3 5 6 6 14 17 39 35 28 189
(U.S.) CO COLORADO 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 1 0 1 1 1 1 3 3 3 1 6 4 2 11 8 8 3 5 11 11 7 16 22 19 152
(U.S.) MN MINNESOTA 1 3 1 5 2 4 5 1 1 0 1 0 0 2 5 0 3 0 0 1 0 0 2 3 3 7 10 3 2 4 0 4 2 0 6 9 10 10 16 14 5 5 150
(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 1 1 2 0 0 0 6 2 7 7 13 2 5 6 6 11 12 18 15 12 10 136
(U.S.) MA MASSACHUSETTS 1 4 2 2 1 1 4 5 5 3 3 2 1 2 2 0 1 1 2 1 2 3 0 1 6 2 8 6 4 3 2 6 4 4 1 6 1 5 3 6 6 2 124
(U.S.) VT VERMONT 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 0 0 1 0 0 2 1 1 3 2 2 1 1 1 3 1 0 2 8 14 9 7 10 6 13 7 3 103
(U.S.) ME MAINE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 0 0 1 5 1 0 7 12 9 10 4 4 0 0 0 0 2 4 0 2 1 67
(U.S.) FL FLORIDA 0 0 2 1 0 1 1 0 1 1 1 0 0 0 0 0 1 0 1 1 2 2 4 6 9 2 4 2 3 3 1 0 0 2 1 3 1 2 1 1 0 0 60
(U.S.) MD MARYLAND 2 2 4 5 2 1 2 1 2 0 1 0 0 0 1 3 1 1 0 0 1 0 1 0 1 0 0 2 0 1 0 0 0 1 1 1 0 0 2 1 0 3 43
(U.S.) NM NEW MEXICO 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 0 0 0 2 4 3 3 2 2 8 4 5 3 38
(U.S.) IL ILLINOIS 0 1 2 0 0 0 0 0 3 2 1 4 1 2 2 1 0 0 0 0 1 0 0 0 0 1 3 0 0 0 0 0 1 3 3 1 2 0 1 0 1 1 37
(U.S.) NC NORTH CAROLINA 0 0 0 0 0 0 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2 3 1 2 0 3 1 0 1 1 3 4 2 5 3 37
(U.S.) VA VIRGINIA 0 0 0 1 0 0 1 2 0 1 1 2 0 0 1 1 1 0 0 1 1 0 1 0 1 0 0 2 1 4 1 0 1 0 0 0 0 1 1 0 5 2 33
(U.S.) WA WASHINGTON 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 1 1 1 3 2 1 3 2 1 0 1 0 1 1 2 6 4 31
(U.S.) UT UTAH 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 2 3 1 2 3 1 0 2 1 1 1 0 0 1 1 0 2 0 0 1 25
(U.S.) CT CONNECTICUT 1 0 0 1 0 1 0 1 0 1 1 0 0 1 0 0 0 1 1 0 1 1 1 1 1 0 0 0 0 1 0 0 0 2 0 0 0 1 1 0 1 0 20
(U.S.) NH NEW HAMPSHIRE 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 0 0 0 0 1 0 2 0 0 0 1 1 3 3 2 19
(U.S.) MI MICHIGAN 0 0 1 0 0 0 0 0 0 1 3 1 0 0 0 0 0 0 1 0 0 0 0 1 1 0 1 0 0 0 0 0 0 1 1 0 1 1 1 1 0 0 16
(U.S.) MS MISSISSIPPI 0 0 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 0 0 2 1 4 1 2 4 0 0 16
(U.S.) OH OHIO 0 0 0 2 1 2 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 2 0 16
(U.S.) IN INDIANA 0 0 0 0 0 0 0 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 1 0 0 0 0 0 0 2 0 0 0 2 1 13
(U.S.) WI WISCONSIN 0 0 0 0 0 0 0 2 0 0 1 0 0 0 2 0 0 0 0 1 0 0 0 0 1 0 0 1 0 1 2 0 1 0 0 0 0 0 0 0 0 1 13
(U.S.) IA IOWA 0 0 0 0 0 0 0 0 3 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 1 2 3 11
(U.S.) GA GEORGIA 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 1 2 1 0 0 5
(U.S.) AL ALABAMA 0 0 0 0 0 0 0 0 0 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 0 0 2 4
(U.S.) MO MISSOURI 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 0 4
(U.S.) TN TENNESSEE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(U.S.) KS KANSAS 0 2 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 3
(U.S.) OK OKLAHOMA 0 0 1 0 0 0 0 0 0 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 3
(U.S.) RI RHODE ISLAND 0 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 1 1 3
(U.S.) NV NEVADA 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 0 0 0 2
(U.S.) DC DISTRICT OF COLUMBIA 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 0 0 0 0 0 0 0 0 1
(U.S.) DE DELAWARE 0 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
(U.S.) KY KENTUCKY 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
(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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 34 37 79 71 32 38 50 66 71 57 54 43 26 52 55 34 24 24 37 42 43 66 74 91 131 99 137 130 168 181 134 189 222 246 196 215 251 353 387 384 337 339 5299
(Foreign) JPX JAPAN 1 1 2 1 0 0 3 5 9 7 8 6 13 11 11 15 1 8 19 15 16 31 38 39 55 61 68 62 103 102 83 76 79 76 73 58 62 90 111 114 59 100 1692
(Foreign) DEX GERMANY 1 1 0 1 1 0 1 2 9 7 6 3 5 2 8 3 4 0 5 2 4 5 6 5 4 6 10 3 8 7 2 3 15 4 4 4 5 13 9 16 17 20 231
(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 1 1 7 14 8 3 4 7 12 9 13 8 16 26 16 18 18 181
(Foreign) GBX UNITED KINGDOM 1 0 3 4 1 1 2 2 4 1 0 0 0 1 5 3 4 3 2 2 1 1 0 1 1 3 2 2 2 3 1 0 7 7 5 9 9 9 9 14 16 12 153
(Foreign) FRX FRANCE 0 0 0 0 1 1 3 1 1 0 1 1 1 1 3 1 1 1 2 2 1 3 3 3 9 4 7 6 7 8 2 6 6 2 5 3 2 9 5 8 10 6 136
(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 1 0 2 1 0 2 8 6 7 7 12 8 12 11 17 94
(Foreign) CAX CANADA 0 0 0 0 1 1 0 1 0 1 2 1 0 0 0 1 0 1 0 0 1 1 0 0 3 2 1 2 3 1 3 3 3 5 0 3 1 6 5 5 6 9 72
(Foreign) ITX ITALY 0 0 2 0 0 1 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 1 1 0 1 4 1 2 3 4 1 2 1 1 4 3 7 5 5 6 3 61
(Foreign) NLX NETHERLANDS 0 1 0 1 0 0 1 1 1 0 0 1 1 0 1 0 2 1 1 1 2 1 0 4 7 0 2 6 1 3 0 0 2 1 1 1 0 2 1 1 1 1 50
(Foreign) ILX ISRAEL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 1 0 1 1 2 0 1 2 5 3 8 2 1 3 5 38
(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 2 2 2 1 1 2 1 5 3 19
(Foreign) SEX SWEDEN 0 0 0 0 0 0 0 0 0 0 0 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 4 6 2 0 1 17
(Foreign) CHX SWITZERLAND 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 1 1 10
(Foreign) ATX AUSTRIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 1 0 0 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 7
(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 0 0 1 1 1 2 2 7
(Foreign) AUX AUSTRALIA 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 1 0 1 1 0 0 0 1 0 1 0 0 6
(Foreign) BEX BELGIUM 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 1 0 0 0 1 0 2 0 0 1 6
(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 1 0 0 2 1 0 2 6
(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 0 0 0 0 0 0 3 2 5
(Foreign) SUX U.S.S.R. 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 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 4
(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 1 0 0 0 0 0 0 0 0 0 0 1 0 1 3
(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 0 0 0 0 0 1 0 1 0 2
(Foreign) DKX DENMARK 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 0 0 0 0 0 0 0 0 1
(Foreign) GRX GREECE 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 0 0 0 0 0 0 0 0 1
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) VEX VENEZUELA 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 0 0 0 0 0 0 1
(Foreign) ZAX SOUTH AFRICA 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
(Foreign)   -- Subtotal -- 3 3 7 8 4 4 10 14 24 18 18 14 21 15 30 25 14 14 31 23 26 42 48 57 81 78 96 91 141 140 101 95 127 121 108 111 105 179 195 200 159 204 2805
(ALL) ALL All Regions, U.S. and Foreign 37 40 86 79 36 42 60 80 95 75 72 57 47 67 85 59 38 38 68 65 69 108 122 148 212 177 233 221 309 321 235 284 349 367 304 326 356 532 582 584 496 543 8104


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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