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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 375, Pulse or Digital Communications

( 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 10 7 12 8 14 15 11 14 18 18 18 12 15 14 20 6 19 17 17 10 19 19 24 28 23 55 49 58 54 55 78 99 112 119 166 187 205 232 268 279 328 2737
(U.S.) NJ NEW JERSEY 4 14 15 6 6 15 15 22 35 28 27 7 14 17 15 9 5 9 13 11 16 16 17 22 19 18 28 22 26 39 27 38 39 38 45 53 59 89 75 87 91 76 1227
(U.S.) NY NEW YORK 5 3 8 4 8 14 14 13 21 10 12 10 8 9 8 3 1 4 5 6 3 10 10 9 8 9 12 9 12 17 23 20 18 31 34 45 41 49 43 47 48 60 724
(U.S.) TX TEXAS 1 2 1 3 1 1 1 2 1 3 0 5 3 2 0 4 2 5 4 3 5 12 8 6 10 7 9 6 17 10 9 8 14 33 42 46 53 72 69 68 67 75 690
(U.S.) IL ILLINOIS 1 0 2 1 2 3 2 2 4 7 5 8 3 6 4 3 3 6 3 3 9 4 1 8 12 6 7 9 11 27 39 24 29 40 38 66 39 27 27 30 31 40 592
(U.S.) FL FLORIDA 0 2 7 1 2 2 3 3 5 2 4 7 4 6 6 7 6 5 4 9 7 10 17 13 16 9 14 9 11 10 18 22 26 29 35 32 28 27 27 29 38 27 539
(U.S.) MA MASSACHUSETTS 0 0 2 1 4 6 3 3 10 9 7 8 7 8 14 5 2 3 4 8 2 11 10 14 19 11 13 15 16 17 16 29 21 14 13 25 19 30 18 22 24 28 491
(U.S.) MD MARYLAND 1 2 3 2 2 3 3 4 7 6 8 10 2 6 3 5 3 3 4 3 4 10 10 5 2 3 6 8 9 4 6 9 6 16 11 12 18 14 14 18 16 19 300
(U.S.) NC NORTH CAROLINA 0 0 0 1 0 0 1 0 2 2 1 0 1 1 1 0 0 0 2 0 2 0 1 5 1 0 0 2 3 3 3 4 6 13 7 25 28 25 27 33 38 44 282
(U.S.) PA PENNSYLVANIA 1 1 1 2 3 0 2 2 1 4 0 5 6 1 1 1 0 0 1 4 2 3 4 2 5 8 5 4 6 2 1 12 12 18 8 15 8 20 13 17 31 24 256
(U.S.) AZ ARIZONA 0 0 1 0 2 0 0 2 2 3 2 1 1 0 3 1 0 3 1 1 2 8 6 10 1 10 3 3 2 7 10 3 10 10 10 18 19 27 14 9 20 18 243
(U.S.) CO COLORADO 0 0 0 0 0 1 0 2 0 3 2 1 0 0 1 1 1 0 0 0 0 1 2 1 0 1 2 1 5 2 7 11 6 7 17 19 16 18 12 14 8 16 178
(U.S.) OR OREGON 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 1 2 1 1 2 2 0 1 3 4 13 11 11 10 12 11 25 24 17 16 170
(U.S.) WA WASHINGTON 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 1 1 0 1 1 0 1 0 3 2 1 4 3 3 2 5 6 1 4 3 5 21 9 12 22 11 17 142
(U.S.) VA VIRGINIA 0 0 0 1 0 1 1 3 0 2 2 0 0 2 2 1 2 1 2 4 3 3 3 3 3 2 2 4 5 6 5 2 3 5 5 7 7 7 8 7 13 9 136
(U.S.) CT CONNECTICUT 1 2 1 2 1 0 0 2 2 2 2 3 0 1 3 1 0 1 1 1 3 1 1 2 5 2 7 1 2 2 3 6 2 4 1 6 6 3 6 4 18 6 117
(U.S.) IN INDIANA 0 0 0 0 0 0 1 0 1 0 0 0 1 2 0 0 0 2 0 1 0 1 3 2 1 2 2 2 0 1 2 2 2 7 6 11 13 7 8 6 10 11 107
(U.S.) UT UTAH 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 2 2 0 1 4 2 5 7 9 8 5 2 5 6 6 5 7 7 8 4 5 3 107
(U.S.) OH OHIO 0 0 1 0 1 1 1 0 1 0 3 0 2 2 3 2 2 2 2 1 0 0 1 2 1 3 3 1 4 1 1 4 3 8 6 5 10 4 6 8 6 3 104
(U.S.) MN MINNESOTA 0 0 1 1 1 0 1 1 2 1 1 0 0 2 1 2 1 1 2 1 1 1 0 2 0 2 4 3 0 1 3 3 11 5 3 4 4 6 7 6 11 6 102
(U.S.) AL ALABAMA 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 3 1 3 5 3 2 1 3 6 5 8 9 7 8 2 3 5 7 10 95
(U.S.) GA GEORGIA 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 2 0 1 1 2 5 3 5 7 1 3 1 5 2 4 3 7 3 8 4 5 3 77
(U.S.) IA IOWA 0 1 0 0 1 0 0 1 1 0 4 0 1 0 0 0 1 0 0 0 0 1 1 4 0 0 3 2 1 0 1 5 6 4 1 6 6 3 3 3 2 6 68
(U.S.) MI MICHIGAN 0 0 0 1 0 0 1 0 3 3 1 0 1 0 0 0 0 0 2 0 3 1 0 1 3 2 2 0 2 2 1 2 4 2 1 3 2 1 6 1 1 2 54
(U.S.) NH NEW HAMPSHIRE 0 1 0 0 0 0 0 1 1 1 0 0 0 0 0 1 2 1 1 0 2 1 1 4 4 7 3 1 1 2 3 1 0 1 0 0 0 0 0 2 2 2 46
(U.S.) WI WISCONSIN 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 2 1 0 2 0 1 0 0 0 0 0 1 1 2 2 5 2 2 24
(U.S.) LA LOUISIANA 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 0 0 0 3 1 2 1 0 1 2 5 2 0 1 1 0 21
(U.S.) TN TENNESSEE 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 1 0 0 0 0 0 0 2 0 0 1 3 10 3 21
(U.S.) VT VERMONT 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 0 0 0 0 2 3 0 1 1 1 2 3 1 1 0 1 19
(U.S.) OK OKLAHOMA 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 1 1 0 0 2 1 0 0 0 1 0 0 0 3 0 0 0 0 2 1 0 1 1 17
(U.S.) ID IDAHO 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 1 1 1 1 1 1 0 0 0 1 5 1 2 16
(U.S.) DC DISTRICT OF COLUMBIA 0 1 0 0 1 1 0 1 2 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 1 0 2 0 0 0 2 12
(U.S.) KS KANSAS 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 0 2 0 1 0 1 0 0 1 0 0 0 3 0 2 12
(U.S.) KY KENTUCKY 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 1 1 0 2 1 1 1 1 0 12
(U.S.) NM NEW MEXICO 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 0 0 0 1 0 0 1 0 2 1 0 1 1 0 1 10
(U.S.) MT MONTANA 0 0 0 0 0 0 0 0 0 0 0 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 1 1 1 0 2 1 9
(U.S.) NV NEVADA 0 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 1 0 1 0 0 0 0 0 1 1 0 1 1 8
(U.S.) AR ARKANSAS 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 1 0 0 0 0 0 0 0 1 0 1 1 1 6
(U.S.) MO MISSOURI 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 6
(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 0 0 0 0 0 0 1 0 0 1 0 2 0 0 1 1 0 6
(U.S.) NE NEBRASKA 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 0 5
(U.S.) HI HAWAII 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 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 4
(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 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 3
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
(U.S.) ME MAINE 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 1 0 0 0 2
(U.S.) WY WYOMING 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 1 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) MS MISSISSIPPI 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 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 0 0 0 0 0 0 0 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 1
(U.S.)   -- Subtotal -- 19 40 50 39 45 63 66 76 117 109 102 86 66 82 81 69 40 68 71 77 79 118 117 156 154 141 201 174 217 227 260 310 354 432 441 610 632 681 683 764 820 866 9803
(Foreign) JPX JAPAN 2 1 0 1 3 2 3 3 13 7 19 13 10 12 20 15 11 14 12 24 13 31 30 47 76 66 111 76 111 137 128 159 191 220 228 306 296 346 321 317 340 355 4090
(Foreign) FRX FRANCE 1 1 0 0 4 5 4 2 6 4 8 9 11 6 8 8 7 11 12 15 14 12 17 21 21 20 21 23 30 26 29 35 32 39 30 42 33 27 31 46 51 54 776
(Foreign) DEX GERMANY 1 1 0 3 3 2 2 0 2 5 8 6 6 11 6 6 8 10 10 11 9 7 12 12 20 20 33 17 17 20 22 23 22 20 20 33 35 40 38 52 62 49 684
(Foreign) KRX SOUTH KOREA 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 0 5 4 8 12 19 45 43 80 77 76 88 68 58 74 659
(Foreign) GBX UNITED KINGDOM 0 2 5 3 3 0 3 6 11 4 4 6 7 5 9 5 0 8 7 4 9 10 12 12 9 8 20 18 26 15 16 11 11 16 20 40 24 34 28 29 37 27 524
(Foreign) CAX CANADA 0 0 1 0 1 0 2 3 1 0 1 1 2 2 4 2 0 1 1 1 3 2 11 6 8 7 8 7 5 12 13 9 13 13 17 33 23 21 36 25 29 41 365
(Foreign) NLX NETHERLANDS 0 0 0 2 6 3 0 5 5 5 8 6 1 5 6 8 0 7 4 5 4 6 8 8 9 2 16 9 7 5 6 12 17 13 11 17 26 11 13 17 16 15 324
(Foreign) SEX SWEDEN 0 3 1 1 1 0 2 0 1 3 1 2 2 3 1 0 3 1 2 3 2 1 0 1 3 1 2 5 3 7 8 7 10 14 15 13 22 22 28 33 25 28 280
(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 2 2 1 0 0 5 2 4 7 5 6 18 16 14 10 20 41 39 192
(Foreign) ILX ISRAEL 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 1 3 1 0 2 5 4 7 12 10 9 12 13 18 24 31 33 188
(Foreign) ITX ITALY 0 0 1 0 0 0 1 0 3 1 2 1 1 0 4 2 1 1 3 3 2 0 3 6 4 1 3 5 3 2 5 8 2 5 5 7 7 6 8 8 8 7 129
(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 1 0 1 0 2 0 1 1 9 5 7 11 11 13 16 9 9 22 118
(Foreign) CHX SWITZERLAND 0 0 1 1 0 0 0 3 3 2 2 4 3 2 2 2 1 1 0 0 0 5 4 1 5 6 7 2 4 2 4 2 5 0 5 2 2 3 3 6 9 10 114
(Foreign) BEX BELGIUM 0 0 0 0 1 0 0 1 1 0 0 0 2 0 0 1 0 0 1 2 1 0 0 1 0 0 1 1 0 1 1 5 4 3 4 6 5 6 3 3 5 4 63
(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 1 1 1 3 0 3 1 2 2 6 6 8 34
(Foreign) AUX AUSTRALIA 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 1 0 2 2 2 2 1 0 2 0 1 0 2 1 3 5 2 28
(Foreign) ISX ICELAND 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 1 1 0 1 4 5 6 3 2 1 25
(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 0 0 0 0 0 0 1 1 1 0 1 0 0 1 6 2 3 16
(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 1 0 1 0 0 0 1 0 1 10 14
(Foreign) DKX DENMARK 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 1 0 0 0 0 0 1 3 3 0 2 0 3 14
(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 1 1 0 0 0 0 0 1 1 1 3 1 1 1 1 1 13
(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 2 1 0 1 0 1 1 0 1 2 0 2 1 12
(Foreign) NOX NORWAY 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 2 0 0 0 0 1 0 0 1 1 0 0 1 1 12
(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 2 1 1 4 1 2 11
(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 3 0 0 0 0 0 1 0 0 2 2 8
(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 1 0 0 0 0 0 0 0 0 0 0 1 1 1 2 6
(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 1 0 0 0 1 0 0 0 1 0 1 1 0 1 0 0 0 0 6
(Foreign) PLX POLAND 0 0 0 0 0 0 0 0 0 0 0 0 0 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 3
(Foreign) BRX BRAZIL 0 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 0 0 0 0 0 0 0 0 0 2
(Foreign) PTX PORTUGAL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 0 0 2
(Foreign) BOX BOLIVIA 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) KWX KUWAIT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(Foreign) LKX SRI LANKA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(Foreign) LUX LUXEMBOURG 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) SIX SLOVENIA 0 0 0 0 0 0 0 0 0 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 1
(Foreign) SUX U.S.S.R. 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 0 1
(Foreign) UGX UGANDA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(Foreign) ZAX SOUTH AFRICA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(Foreign)   -- Subtotal -- 4 8 9 11 22 12 17 24 46 32 53 49 47 47 60 49 31 55 53 70 57 76 98 116 159 138 229 168 218 243 252 298 356 420 425 627 603 651 663 683 745 796 8720
(ALL) ALL All Regions, U.S. and Foreign 23 48 59 50 67 75 83 100 163 141 155 135 113 129 141 118 71 123 124 147 136 194 215 272 313 279 430 342 435 470 512 608 710 852 866 1237 1235 1332 1346 1447 1565 1662 18523


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