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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 409, Gear Cutting, Milling, or Planing

( 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.) MI MICHIGAN 8 8 11 12 6 7 11 7 9 10 5 9 10 6 4 6 3 5 8 1 3 4 7 9 6 11 6 10 4 6 8 11 11 2 9 5 2 6 4 6 2 3 281
(U.S.) CA CALIFORNIA 0 10 18 10 7 6 7 13 5 8 7 7 7 4 2 5 3 3 5 5 2 4 6 6 9 3 10 4 5 4 4 5 5 5 3 4 3 4 1 2 0 0 221
(U.S.) OH OHIO 4 15 26 14 3 6 11 7 6 7 4 8 3 0 2 1 3 1 0 1 1 3 2 4 9 2 6 4 5 2 2 4 0 2 5 2 3 3 1 0 0 3 185
(U.S.) NY NEW YORK 6 7 10 12 4 4 4 10 10 4 5 7 1 4 2 0 1 5 3 1 1 1 4 1 3 3 1 0 5 5 2 2 1 2 2 5 6 4 4 1 0 0 153
(U.S.) IL ILLINOIS 9 8 8 6 3 5 6 2 4 5 1 10 3 6 4 2 2 4 3 2 2 6 2 7 4 4 1 1 0 1 2 3 1 5 1 5 3 6 0 2 0 3 152
(U.S.) WI WISCONSIN 0 4 6 9 5 2 7 6 6 2 7 3 0 1 0 1 1 3 4 0 2 1 2 6 1 1 1 4 4 0 0 2 2 3 1 2 1 1 1 3 0 0 105
(U.S.) PA PENNSYLVANIA 0 6 3 5 4 3 4 5 5 2 3 4 1 2 3 2 2 2 2 2 4 1 1 1 3 3 6 4 4 2 1 1 0 0 2 1 2 2 0 1 4 1 104
(U.S.) CT CONNECTICUT 1 5 7 8 3 3 1 2 5 5 4 5 3 4 0 1 2 0 1 1 0 1 2 1 4 0 1 2 0 1 1 1 2 0 1 0 3 3 2 2 3 1 92
(U.S.) MA MASSACHUSETTS 4 4 1 2 1 1 10 4 5 3 3 1 3 3 3 1 1 0 0 2 0 1 1 0 0 1 1 1 0 2 0 0 1 3 2 1 3 1 1 3 2 0 76
(U.S.) NJ NEW JERSEY 4 4 4 3 3 1 5 0 2 1 4 2 1 0 4 0 1 0 1 0 0 2 1 1 2 3 0 1 1 0 0 0 0 0 2 1 0 0 0 1 0 0 55
(U.S.) TX TEXAS 3 0 1 1 1 2 2 1 2 1 0 0 2 2 0 1 1 0 2 0 1 0 2 6 1 3 1 2 1 1 2 2 0 2 0 1 3 2 1 1 0 0 54
(U.S.) NC NORTH CAROLINA 1 1 1 2 0 0 0 0 1 0 0 0 1 0 2 0 1 3 0 1 1 1 0 0 0 2 1 1 1 2 3 0 1 0 4 4 2 1 0 1 5 4 48
(U.S.) MN MINNESOTA 1 5 0 1 0 0 3 1 1 1 0 0 0 0 0 0 0 0 1 1 0 1 2 1 1 3 0 0 0 0 1 2 1 2 2 1 4 3 0 1 0 2 42
(U.S.) IN INDIANA 2 1 1 3 0 1 3 1 0 1 0 1 1 0 0 1 0 2 1 0 1 1 0 0 0 0 1 1 0 1 0 1 3 1 2 2 0 2 1 3 1 1 41
(U.S.) FL FLORIDA 0 2 1 1 1 0 1 1 1 1 1 0 0 1 1 2 0 0 0 2 1 0 1 2 1 1 0 2 0 0 1 0 1 1 4 1 0 0 0 2 1 2 37
(U.S.) MD MARYLAND 1 1 3 1 1 0 1 1 1 0 2 0 2 0 0 0 0 0 0 2 1 0 0 0 2 1 0 0 1 0 1 0 1 2 0 2 0 2 2 2 1 1 35
(U.S.) WA WASHINGTON 0 1 1 1 0 0 0 0 1 1 1 0 1 1 0 0 0 0 1 0 2 0 2 2 2 1 0 3 0 0 2 0 0 0 0 1 1 1 0 1 2 2 31
(U.S.) SC SOUTH CAROLINA 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 3 3 3 0 0 2 1 3 4 1 2 0 1 28
(U.S.) AZ ARIZONA 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 2 2 0 1 0 0 0 1 1 1 1 0 3 0 1 1 2 4 1 2 27
(U.S.) TN TENNESSEE 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 1 3 0 0 1 2 6 2 1 1 0 23
(U.S.) VA VIRGINIA 1 1 0 0 0 0 0 1 2 0 0 3 0 1 0 1 0 1 0 0 0 1 0 0 1 1 1 1 0 1 1 0 1 0 1 0 0 0 0 0 0 0 20
(U.S.) MO MISSOURI 0 0 2 1 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 3 1 1 2 0 3 0 1 1 0 0 0 0 0 0 0 0 1 0 0 19
(U.S.) CO COLORADO 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 2 0 0 0 1 2 0 0 1 1 1 2 0 1 0 1 17
(U.S.) GA GEORGIA 0 0 0 0 1 0 0 1 1 0 0 0 2 0 0 1 0 0 1 0 1 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 2 1 0 14
(U.S.) OR OREGON 0 0 0 1 0 0 3 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 2 0 14
(U.S.) IA IOWA 0 0 0 0 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 0 0 1 0 0 0 0 0 0 0 1 2 1 0 0 13
(U.S.) KS KANSAS 0 0 0 2 0 0 0 0 0 0 0 0 1 1 1 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 13
(U.S.) UT UTAH 0 1 0 0 2 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 2 0 0 0 0 0 0 12
(U.S.) AL ALABAMA 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 1 0 0 0 0 9
(U.S.) VT VERMONT 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 1 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
(U.S.) OK OKLAHOMA 1 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
(U.S.) LA LOUISIANA 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 1 0 0 0 1 0 0 0 1 0 0 1 1 0 0 0 6
(U.S.) AR ARKANSAS 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 1 0 0 0 0 1 0 1 0 0 0 5
(U.S.) KY KENTUCKY 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 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 5
(U.S.) NH NEW HAMPSHIRE 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 1 1 0 1 1 0 0 0 5
(U.S.) NM NEW MEXICO 0 0 1 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 1 0 0 0 1 0 0 0 0 0 0 0 5
(U.S.) ME MAINE 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 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 4
(U.S.) RI RHODE ISLAND 1 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 0 0 0 0 0 0 0 4
(U.S.) NE NEBRASKA 0 0 0 0 2 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 3
(U.S.) DE DELAWARE 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 0 0 0 0 0 0 2
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(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 0 0 0 0 0 0 0 0 0 0 1 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 1
(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 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
(U.S.) ND NORTH DAKOTA 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.) NV NEVADA 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 0 0 0 1
(U.S.) PR PUERTO RICO 0 0 0 0 0 0 0 0 0 0 0 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.) SD SOUTH DAKOTA 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.) 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 1 0 0 0 0 0 0 0 1
(U.S.)   -- Subtotal -- 49 86 107 96 50 44 85 66 76 53 51 64 44 37 31 28 25 31 34 24 24 28 42 58 57 53 42 45 33 38 40 45 36 32 54 47 45 60 29 45 26 27 1987
(Foreign) DEX GERMANY 10 15 29 22 13 11 9 9 14 13 7 11 14 4 10 12 9 6 12 6 7 6 17 22 17 22 26 19 12 14 10 8 9 9 12 19 19 11 13 19 26 15 568
(Foreign) JPX JAPAN 1 2 2 0 0 1 1 1 1 3 4 7 2 2 3 4 0 2 4 3 2 9 9 17 25 15 15 22 27 20 11 18 12 11 14 24 27 20 22 15 19 22 419
(Foreign) FRX FRANCE 0 0 2 10 2 4 3 5 3 2 6 5 1 3 3 3 0 4 1 1 2 2 3 3 5 3 6 4 7 2 2 3 2 3 1 0 2 4 3 5 2 3 125
(Foreign) GBX UNITED KINGDOM 2 5 9 11 1 4 4 7 6 5 3 5 4 2 4 1 2 3 2 0 1 1 1 1 3 1 5 1 1 2 5 1 1 3 1 1 2 1 1 0 0 2 115
(Foreign) CHX SWITZERLAND 3 2 3 2 1 4 1 5 6 5 3 3 2 1 2 2 1 4 3 4 0 0 2 2 4 4 4 6 2 2 3 0 1 0 0 1 1 2 3 1 2 3 100
(Foreign) ITX ITALY 1 2 0 2 2 3 3 2 4 3 1 2 1 1 0 1 0 3 1 2 1 0 3 2 3 5 5 1 3 1 5 5 2 3 2 3 2 4 1 4 5 0 94
(Foreign) SEX SWEDEN 0 1 1 0 3 1 0 0 1 1 0 0 0 0 1 0 0 0 1 2 0 0 2 0 1 2 4 2 2 1 1 2 2 0 3 2 4 3 5 7 5 6 66
(Foreign) CAX CANADA 0 2 2 2 0 1 2 1 0 0 2 1 0 0 2 0 1 2 1 0 1 1 2 3 1 0 0 0 2 2 1 0 0 1 1 3 4 2 0 0 2 1 46
(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 2 0 1 0 1 3 2 2 1 3 1 2 2 3 3 5 5 4 4 44
(Foreign) ATX AUSTRIA 0 0 1 0 0 0 1 0 0 1 1 0 1 1 1 0 1 1 3 1 4 2 2 4 2 1 3 0 0 1 0 0 1 0 0 0 2 1 1 1 0 0 38
(Foreign) SUX U.S.S.R. 0 0 0 0 0 0 0 1 4 3 2 8 1 1 3 2 1 2 2 0 1 1 1 1 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 37
(Foreign) AUX AUSTRALIA 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 1 2 0 0 0 0 1 0 1 3 0 0 0 1 1 3 3 0 1 1 22
(Foreign) NLX NETHERLANDS 0 0 0 0 0 0 1 0 1 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 1 0 2 0 0 0 0 0 0 11
(Foreign) ILX ISRAEL 0 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 1 2 0 0 1 1 2 0 10
(Foreign) KRX SOUTH KOREA 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 0 0 0 1 0 0 1 2 1 1 1 1 0 10
(Foreign) CSX CZECHOSLOVAKIA 0 2 0 0 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 0 0 0 0 0 0 0 0 5
(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 1 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 4
(Foreign) HUX HUNGARY 0 1 0 1 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 0 0 0 0 0 4
(Foreign) NOX NORWAY 0 0 1 0 0 0 0 0 0 0 1 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 4
(Foreign) BEX BELGIUM 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 0 0 0 0 0 0 0 0 1 0 0 0 0 0 3
(Foreign) BRX BRAZIL 1 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 0 0 3
(Foreign) ESX SPAIN 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 1 0 0 0 0 0 0 0 0 0 1 0 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 0 1 1 0 2
(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 0 0 0 0 0 2 0 0 0 2
(Foreign) BGX BULGARIA 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) 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 0 0 0 0 1 0 1
(Foreign) INX INDIA 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
(Foreign) LIX LIECHTENSTEIN 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) MXX 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 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) PHX PHILIPPINES 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) ROX ROMANIA 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 0 0 0 1
(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 1 0 0 0 0 0 0 0 0 0 0 1
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) UZX UZBEKISTAN 0 0 0 0 0 0 0 0 0 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)   -- Subtotal -- 18 33 52 53 23 29 26 31 43 37 32 44 27 15 30 25 17 28 30 19 19 22 45 60 62 56 70 60 64 49 42 42 35 33 37 61 72 55 61 61 71 57 1746
(ALL) ALL All Regions, U.S. and Foreign 67 119 159 149 73 73 111 97 119 90 83 108 71 52 61 53 42 59 64 43 43 50 87 118 119 109 112 105 97 87 82 87 71 65 91 108 117 115 90 106 97 84 3733


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