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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 1963 - 2005 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 477, Interrelated Power Delivery Controls, Including Engine Control

( 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 )

This table displays U.S. states and countries and their counts of utility patents; 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 2005 Total
(U.S.) MI MICHIGAN 26 12 11 19 19 19 9 8 13 7 17 10 5 3 1 6 2 1 5 5 7 14 14 8 12 10 17 18 22 23 16 14 26 20 15 17 18 32 24 28 21 19 26 619
(U.S.) IL ILLINOIS 2 14 4 6 1 8 3 1 2 2 8 8 5 0 4 6 0 7 0 4 3 3 2 3 6 1 2 3 3 3 1 2 1 5 1 4 3 4 2 5 4 0 3 149
(U.S.) IN INDIANA 5 7 5 8 4 5 2 1 5 5 9 4 3 1 3 6 0 0 3 1 0 1 0 1 2 0 3 0 5 0 1 3 5 6 2 6 3 6 5 9 8 2 1 146
(U.S.) WI WISCONSIN 3 3 6 4 2 0 0 4 1 1 2 1 0 3 2 5 0 3 3 0 1 5 2 5 1 1 2 0 0 2 1 0 1 1 2 1 1 0 0 0 1 0 1 71
(U.S.) OH OHIO 1 3 6 1 0 0 2 1 1 3 2 4 4 0 1 2 2 1 4 2 0 2 0 0 1 0 0 0 4 1 0 0 2 1 0 0 0 3 4 1 1 3 0 63
(U.S.) CA CALIFORNIA 0 4 5 1 4 2 1 0 3 2 3 3 1 0 1 0 2 0 2 1 0 2 2 1 3 0 1 0 1 1 0 0 0 0 0 1 1 2 1 0 2 2 2 57
(U.S.) NY NEW YORK 2 3 3 2 7 0 1 1 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 1 1 3 1 0 0 0 1 0 1 0 0 0 0 0 0 33
(U.S.) FL FLORIDA 1 0 2 1 1 0 0 0 1 0 1 0 1 0 0 0 0 0 1 2 1 1 0 1 0 1 1 2 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 21
(U.S.) PA PENNSYLVANIA 0 1 2 1 2 1 0 1 1 1 2 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2 1 20
(U.S.) MA MASSACHUSETTS 0 2 1 1 1 1 1 0 1 0 0 1 1 0 1 2 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 18
(U.S.) MD MARYLAND 1 1 0 2 0 1 0 0 0 0 1 0 2 0 1 0 0 0 0 0 0 0 1 1 2 0 0 1 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 17
(U.S.) IA IOWA 0 0 0 0 1 0 0 0 1 0 1 0 0 0 0 1 0 0 1 0 1 0 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 2 1 0 3 0 0 16
(U.S.) CT CONNECTICUT 2 0 1 0 0 0 0 1 0 2 3 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
(U.S.) TX TEXAS 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 0 1 0 10
(U.S.) NC NORTH 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 1 1 1 2 1 1 0 0 0 1 8
(U.S.) AZ ARIZONA 2 0 0 0 0 0 0 0 1 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
(U.S.) MN MINNESOTA 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 7
(U.S.) KS KANSAS 1 0 0 1 1 0 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 0 0 0 0 0 0 0 1 0 0 0 0 6
(U.S.) NJ NEW JERSEY 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 2 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 6
(U.S.) TN TENNESSEE 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 6
(U.S.) OR OREGON 0 0 0 0 0 1 0 0 0 1 0 1 0 1 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 5
(U.S.) WA WASHINGTON 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
(U.S.) CO COLORADO 0 0 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 1 0 0 0 0 1 0 0 0 0 0 4
(U.S.) GA GEORGIA 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 1 0 0 0 0 0 0 0 0 0 0 1 0 0 4
(U.S.) NE NEBRASKA 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 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 4
(U.S.) NM NEW MEXICO 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 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(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 2 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 3
(U.S.) OK OKLAHOMA 0 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 0 0 0 1 0 0 0 0 0 0 0 3
(U.S.) VA VIRGINIA 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 0 0 0 0 0 0 0 0 3
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 0 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 0 0 0 0 0 0 0 0 0 0 2
(U.S.) LA LOUISIANA 0 0 1 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 2
(U.S.) MO MISSOURI 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 0 0 2
(U.S.) ND NORTH DAKOTA 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 0 0 2
(U.S.) SC SOUTH CAROLINA 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 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) AR ARKANSAS 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 0 0 1
(U.S.) HI HAWAII 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 0 0 1
(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 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
(U.S.) MT MONTANA 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 0 1
(U.S.) NH NEW HAMPSHIRE 0 0 0 0 0 0 0 0 0 0 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.) RI RHODE ISLAND 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 0 1
(U.S.) WV WEST VIRGINIA 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 0 0 1
(U.S.) WY WYOMING 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 0 1
(U.S.)   -- Subtotal -- 47 51 47 49 43 39 22 23 38 26 51 35 23 12 14 31 6 14 24 17 17 31 24 25 28 18 29 28 40 34 23 21 40 38 25 32 31 53 42 43 44 29 38 1345
(Foreign) JPX JAPAN 0 0 1 0 2 3 4 8 24 31 35 10 19 10 24 20 22 17 26 27 22 48 53 83 116 110 113 81 148 132 66 54 68 69 112 128 117 103 68 82 102 87 87 2332
(Foreign) DEX GERMANY 7 4 7 3 3 4 7 6 6 2 9 13 4 6 7 6 0 10 13 12 11 12 14 10 9 7 11 13 11 9 4 6 18 20 14 20 27 35 25 33 42 28 34 542
(Foreign) GBX UNITED KINGDOM 0 2 4 1 3 1 4 3 3 2 5 1 1 1 2 2 1 5 2 1 5 5 4 2 4 0 2 1 3 0 1 0 6 3 6 3 3 3 2 2 1 1 1 102
(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 1 0 0 0 0 0 1 0 0 0 0 6 16 15 22 3 5 11 11 7 2 100
(Foreign) FRX FRANCE 1 2 2 3 8 7 0 4 1 2 3 4 2 1 4 3 1 2 4 1 1 1 1 3 4 0 0 1 1 0 0 0 3 0 1 0 0 3 0 2 1 0 0 77
(Foreign) CAX CANADA 1 1 2 0 1 1 1 0 0 1 0 0 1 0 0 1 0 1 1 1 0 3 2 1 1 2 0 0 2 1 1 1 0 0 0 0 1 0 1 0 1 0 0 30
(Foreign) SEX SWEDEN 1 0 1 0 2 0 0 0 0 0 0 0 3 0 2 1 0 1 0 2 1 0 0 1 1 0 0 0 0 0 1 0 0 1 1 0 1 0 0 2 3 1 1 27
(Foreign) ITX ITALY 0 0 1 1 0 1 0 1 0 0 0 1 0 1 0 0 1 0 2 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 1 0 0 1 1 3 2 0 20
(Foreign) NLX NETHERLANDS 1 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 1 0 1 0 1 1 1 1 1 2 1 1 0 0 1 1 0 20
(Foreign) TWX TAIWAN 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 1 0 0 0 0 1 4 1 1 0 0 0 0 2 1 1 15
(Foreign) ATX AUSTRIA 1 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 0 0 0 1 0 0 2 0 0 0 1 0 2 9
(Foreign) BEX BELGIUM 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 2 0 2 1 0 0 0 1 2 9
(Foreign) CHX SWITZERLAND 1 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 1 0 9
(Foreign) ESX SPAIN 0 0 1 0 2 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 0 0 1 0 0 0 0 1 0 0 7
(Foreign) HUX HUNGARY 0 0 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 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
(Foreign) CSX CZECHOSLOVAKIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(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 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 3
(Foreign) NOX NORWAY 0 0 0 0 0 0 0 0 0 0 0 0 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 0 3
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 2 0 0 0 0 2
(Foreign) ZAX SOUTH AFRICA 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 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) ARX ARGENTINA 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 0 0 1
(Foreign) DKX DENMARK 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 0 1
(Foreign) ILX ISRAEL 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 0 1
(Foreign) INX INDIA 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 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
(Foreign) SKX SLOVAKIA 0 0 0 0 0 0 0 0 0 0 0 0 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) SUX U.S.S.R. 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 0 1
(Foreign)   -- Subtotal -- 13 9 20 8 21 19 17 24 37 40 52 29 30 19 39 33 25 38 49 47 42 70 79 101 137 120 130 100 169 143 74 62 98 106 156 171 179 149 104 133 171 133 131 3327
(ALL) ALL All Regions, U.S. and Foreign 60 60 67 57 64 58 39 47 75 66 103 64 53 31 53 64 31 52 73 64 59 101 103 126 165 138 159 128 209 177 97 83 138 144 181 203 210 202 146 176 215 162 169 4672


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