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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 370, Multiplex 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 2 1 2 2 2 3 5 9 9 5 16 23 16 10 20 14 7 6 15 11 12 18 17 34 35 30 36 30 35 49 62 99 143 124 163 232 328 344 428 446 611 3459
(U.S.) NJ NEW JERSEY 13 9 15 9 25 10 25 27 21 20 28 12 13 9 10 12 6 15 16 12 12 21 36 20 19 34 22 28 33 37 29 47 55 50 55 65 92 121 114 154 171 187 1709
(U.S.) TX TEXAS 3 0 1 1 0 0 1 2 2 3 0 2 4 4 3 5 0 7 2 5 12 6 10 15 10 5 11 14 11 10 13 22 18 31 30 62 86 118 122 135 151 182 1119
(U.S.) IL ILLINOIS 0 4 1 3 3 1 4 2 5 7 7 7 8 3 10 5 10 10 10 4 11 21 35 17 30 20 25 24 19 25 37 50 49 62 46 47 75 82 70 58 67 99 1073
(U.S.) MA MASSACHUSETTS 2 0 0 3 1 1 0 3 2 5 5 8 0 3 3 4 3 3 5 2 5 5 8 7 17 9 10 12 9 18 20 32 58 38 32 41 64 64 98 76 118 100 894
(U.S.) NY NEW YORK 11 10 6 9 13 5 7 9 10 13 15 9 7 7 7 3 3 8 1 5 5 4 12 0 21 12 9 7 9 8 20 29 23 24 14 20 29 49 39 53 37 82 664
(U.S.) NC NORTH CAROLINA 0 0 0 0 0 0 1 0 1 2 4 1 6 2 4 0 0 0 0 3 3 2 2 11 3 2 3 5 13 8 18 21 12 26 20 30 38 43 57 50 69 68 528
(U.S.) CO COLORADO 0 0 0 0 0 1 0 0 3 3 4 7 5 7 2 0 4 4 2 0 4 2 8 3 5 4 2 7 8 4 10 11 13 13 17 33 33 38 36 32 39 36 400
(U.S.) FL FLORIDA 0 1 3 3 2 0 0 0 1 1 2 6 4 2 5 2 1 3 0 2 4 4 9 6 4 7 9 12 8 13 8 19 16 19 18 25 15 38 29 26 32 37 396
(U.S.) MD MARYLAND 1 0 2 2 4 3 4 10 2 5 5 9 6 7 4 4 3 4 4 13 5 1 7 4 5 5 5 6 2 7 6 10 5 13 15 25 14 13 19 18 16 28 321
(U.S.) VA VIRGINIA 0 0 2 1 0 0 0 0 4 3 0 4 2 2 1 1 2 2 3 1 1 3 2 1 1 3 5 4 7 5 10 8 17 11 16 21 10 24 16 25 26 20 264
(U.S.) AZ ARIZONA 0 0 0 0 0 1 0 1 0 0 1 1 1 1 1 2 2 1 0 0 9 8 10 5 6 11 5 4 2 2 3 4 8 9 14 17 15 18 17 21 15 22 237
(U.S.) PA PENNSYLVANIA 1 1 0 0 1 1 2 2 2 0 1 3 5 2 4 3 1 0 2 1 1 2 0 0 1 2 6 10 2 2 1 5 12 11 11 5 12 16 21 26 14 22 214
(U.S.) WA WASHINGTON 1 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 1 2 1 0 1 0 0 1 0 0 1 2 3 0 1 1 3 10 13 12 16 23 24 19 34 172
(U.S.) MN MINNESOTA 0 0 0 0 0 0 1 1 1 1 2 1 0 2 2 1 0 3 0 1 1 1 2 3 5 4 1 2 2 1 0 5 6 13 12 19 11 12 14 12 16 13 171
(U.S.) CT CONNECTICUT 0 0 0 0 0 0 1 1 0 1 4 2 2 1 1 4 4 4 2 3 4 11 2 14 14 8 5 3 1 5 6 4 6 6 5 6 4 5 6 5 13 7 170
(U.S.) OR OREGON 0 0 0 0 0 0 2 0 0 0 2 0 0 0 0 1 0 1 1 0 0 0 0 1 1 0 3 4 2 2 1 4 7 11 7 7 7 11 13 16 30 35 169
(U.S.) GA GEORGIA 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 3 4 1 6 0 2 1 2 2 7 7 7 7 10 12 20 13 19 22 149
(U.S.) NH NEW HAMPSHIRE 0 0 0 0 1 0 0 0 1 1 0 3 1 0 0 0 0 1 2 0 0 1 3 2 0 3 1 4 4 0 3 4 9 4 7 13 7 18 6 7 16 16 138
(U.S.) OH OHIO 1 1 0 2 0 1 4 0 3 1 1 2 3 0 2 2 1 3 2 2 1 3 8 3 3 3 3 0 1 0 1 1 1 1 1 2 3 7 8 2 3 9 95
(U.S.) AL ALABAMA 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 3 1 1 1 4 2 4 6 7 9 6 5 13 10 5 81
(U.S.) UT UTAH 0 0 0 0 0 0 0 0 0 1 0 0 1 0 6 1 0 0 0 0 0 0 1 0 3 1 0 0 1 2 0 3 0 4 1 3 5 9 5 3 8 15 73
(U.S.) IA IOWA 0 0 0 0 1 0 0 0 0 0 3 1 1 1 1 1 2 1 1 0 2 0 1 0 0 0 0 3 0 1 1 2 0 2 5 7 7 4 2 9 5 5 69
(U.S.) MI MICHIGAN 0 0 0 0 0 0 1 0 0 1 0 3 0 0 0 1 0 1 1 1 1 0 3 0 2 3 1 4 2 0 1 2 6 3 2 3 3 7 3 4 1 3 63
(U.S.) IN INDIANA 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 0 1 1 0 1 0 0 1 2 1 2 1 1 4 3 5 2 7 10 8 54
(U.S.) MO MISSOURI 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 0 0 1 0 0 1 2 1 1 0 4 1 5 2 0 1 4 4 2 3 5 10 50
(U.S.) KS KANSAS 0 0 0 0 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 1 1 1 1 7 5 9 8 11 45
(U.S.) ID IDAHO 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 1 1 2 0 5 6 3 2 8 30
(U.S.) WI WISCONSIN 0 0 0 0 0 1 0 0 1 0 2 1 0 0 1 0 1 0 2 0 0 0 0 1 2 0 0 1 0 0 4 1 2 0 1 0 0 2 2 0 0 2 27
(U.S.) NV NEVADA 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 2 0 0 1 0 1 0 3 0 0 0 1 0 2 0 0 2 4 1 0 0 21
(U.S.) OK OKLAHOMA 0 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 2 0 0 0 0 0 0 0 1 2 0 1 13
(U.S.) MS MISSISSIPPI 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 1 6 1 1 0 0 1 0 11
(U.S.) RI RHODE ISLAND 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 2 0 0 0 0 0 1 2 0 0 0 0 1 0 0 2 11
(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 0 0 1 0 0 0 0 1 0 0 0 0 0 0 4 3 1 0 1 11
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 0 0 1 0 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 10
(U.S.) ME MAINE 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 2 0 0 3 1 0 0 1 2 10
(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 0 2 1 1 0 0 0 0 0 0 1 0 0 1 0 1 0 8
(U.S.) TN TENNESSEE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 7
(U.S.) AK ALASKA 0 0 0 0 0 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 3 0 2 6
(U.S.) KY KENTUCKY 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 6
(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 1 0 0 0 1 0 1 0 1 0 1 1 0 0 6
(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 0 1 0 0 1 1 2 0 5
(U.S.) WV WEST VIRGINIA 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 2 0 1 0 0 5
(U.S.) HI HAWAII 0 0 0 0 0 0 0 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 0 0 0 3
(U.S.) LA LOUISIANA 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 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 3
(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 1 0 0 0 0 0 0 1 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 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
(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 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
(U.S.) WY WYOMING 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 -- 38 28 31 36 53 29 57 66 70 81 92 102 94 70 78 76 61 82 67 72 95 111 180 135 199 175 171 198 178 194 253 356 445 520 485 659 807 1093 1117 1243 1372 1706 12975
(Foreign) JPX JAPAN 1 2 5 6 5 2 17 7 16 14 10 12 7 6 14 12 10 13 11 18 19 16 39 48 76 76 99 93 92 107 132 203 210 229 191 274 297 291 303 389 444 383 4199
(Foreign) DEX GERMANY 0 1 4 15 6 5 10 14 6 11 12 11 19 13 24 9 14 13 12 17 16 14 10 12 12 22 32 32 14 22 30 37 37 40 41 32 52 40 70 46 95 88 1010
(Foreign) FRX FRANCE 1 2 0 4 3 1 3 6 11 14 10 11 24 18 17 20 16 8 18 20 23 9 25 23 14 18 29 24 14 22 31 31 31 49 37 37 37 51 53 58 65 54 942
(Foreign) GBX UNITED KINGDOM 7 2 5 10 7 5 7 5 14 6 10 2 10 7 4 3 1 3 8 4 8 3 9 20 17 22 18 15 9 24 14 31 40 38 24 31 54 61 73 77 85 98 891
(Foreign) CAX CANADA 2 0 0 0 0 0 0 0 2 6 3 2 0 4 6 5 1 6 5 11 6 8 13 14 11 11 9 12 16 16 10 9 14 29 27 31 63 71 88 95 117 151 874
(Foreign) SEX SWEDEN 4 1 3 1 1 1 1 0 1 1 2 4 4 4 5 8 1 0 3 1 1 0 7 4 5 3 4 5 2 3 8 14 20 32 19 41 38 63 49 70 91 64 589
(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 1 0 0 1 0 0 0 4 1 3 3 3 20 19 36 46 53 63 104 105 108 570
(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 1 0 0 0 0 2 0 3 6 9 17 15 29 42 32 41 40 86 94 417
(Foreign) ILX ISRAEL 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 2 1 0 1 1 1 1 4 3 6 7 10 12 11 20 16 26 37 40 48 249
(Foreign) NLX NETHERLANDS 2 1 0 1 1 0 2 2 4 4 1 2 2 1 1 3 1 0 2 4 2 5 8 4 5 5 14 8 5 6 6 13 21 19 10 12 13 8 7 9 9 15 238
(Foreign) ITX ITALY 0 0 0 0 0 0 0 4 4 3 13 4 4 5 9 5 3 2 2 10 9 5 9 4 2 3 3 6 4 2 5 3 0 3 5 3 3 5 2 7 8 13 172
(Foreign) BEX BELGIUM 0 3 6 1 1 0 1 3 0 1 0 0 0 0 0 0 0 0 3 0 0 0 2 0 4 0 5 3 5 4 10 6 11 13 3 8 4 7 9 8 10 19 150
(Foreign) CHX SWITZERLAND 0 0 0 0 0 0 0 0 3 6 0 5 0 2 2 5 1 0 0 1 2 4 2 1 0 0 3 1 1 7 6 11 4 2 5 6 7 9 6 8 3 12 125
(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 3 5 3 3 4 9 10 5 14 8 16 80
(Foreign) AUX AUSTRALIA 0 0 0 0 0 0 0 0 0 2 0 0 1 2 0 2 1 0 1 0 0 0 1 0 2 0 1 0 2 2 3 1 1 4 2 1 2 1 4 4 4 7 51
(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 1 0 0 0 0 1 0 2 0 0 1 2 3 4 5 7 12 38
(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 1 2 0 3 2 4 7 3 5 27
(Foreign) DKX DENMARK 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 1 0 0 1 0 0 1 1 0 0 2 1 0 2 7 3 22
(Foreign) NOX NORWAY 0 0 0 0 0 0 0 1 1 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 1 4 3 6 22
(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 1 1 0 0 0 1 0 1 0 3 0 5 1 1 1 1 2 3 21
(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 1 2 1 1 0 0 0 0 1 0 1 1 1 0 2 1 14
(Foreign) HUX HUNGARY 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 6 1 14
(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 1 0 0 1 0 0 0 1 0 0 0 2 3 6 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 1 0 0 0 0 0 0 0 0 0 0 1 2 1 0 2 2 9
(Foreign) CNX CHINA P.REP. 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 0 2 0 3 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 0 0 0 1 0 0 0 0 0 0 0 1 0 0 1 0 1 0 4
(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 1 0 1 1 0 0 0 0 0 3
(Foreign) SAX SAUDI ARABIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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) ISX ICELAND 0 0 0 0 0 0 0 0 0 0 0 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 0 0 2
(Foreign) MXX MEXICO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(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 0 0 1 0 1 0 2
(Foreign) BRX BRAZIL 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
(Foreign) MAX MOROCCO 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 0 0 0 0 0 0 1
(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 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
(Foreign) NGX NIGERIA 0 0 0 0 0 0 0 0 0 0 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
(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 1 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 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
(Foreign)   -- Subtotal -- 17 12 24 38 24 14 42 42 62 69 61 54 71 65 83 72 49 46 65 87 87 65 128 134 150 166 220 204 173 223 266 379 416 514 417 567 700 730 815 990 1211 1214 10766
(ALL) ALL All Regions, U.S. and Foreign 55 40 55 74 77 43 99 108 132 150 153 156 165 135 161 148 110 128 132 159 182 176 308 269 349 341 391 402 351 417 519 735 861 1034 902 1226 1507 1823 1932 2233 2583 2920 23741


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