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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 464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts

( 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 15 9 5 16 18 13 11 8 11 6 3 7 4 2 4 6 6 6 8 5 4 7 9 3 6 6 9 4 5 9 12 8 3 6 7 13 9 13 22 15 19 28 380
(U.S.) OH OHIO 10 9 9 6 11 9 7 1 0 0 2 8 3 5 4 2 1 5 3 2 1 3 9 5 4 2 5 1 2 4 3 8 4 2 15 6 7 7 6 8 2 3 204
(U.S.) IL ILLINOIS 7 4 10 9 3 6 13 8 4 8 4 3 4 3 2 2 3 4 2 6 3 1 3 0 3 4 6 3 5 1 2 0 0 1 1 0 1 2 2 1 0 3 147
(U.S.) PA PENNSYLVANIA 4 6 17 9 9 6 6 3 3 5 3 5 1 1 2 0 2 5 0 2 5 2 0 4 1 1 3 1 2 2 2 1 1 3 2 5 3 2 4 0 0 0 133
(U.S.) NY NEW YORK 9 5 6 9 5 6 8 7 3 0 1 7 1 3 5 3 2 2 2 0 2 1 0 2 2 1 1 1 1 2 1 3 1 1 3 0 3 3 1 1 2 0 116
(U.S.) CA CALIFORNIA 7 3 4 3 5 6 6 2 4 4 3 2 6 1 2 4 3 5 4 5 0 3 2 0 1 0 1 1 1 1 0 3 1 1 3 3 2 5 4 2 0 0 113
(U.S.) IN INDIANA 1 3 2 4 6 6 5 2 4 2 3 2 3 0 2 1 2 0 3 3 2 4 6 1 2 1 1 0 2 0 0 3 1 0 1 2 1 1 3 0 1 0 86
(U.S.) TX TEXAS 1 3 2 6 3 1 3 2 2 2 2 1 5 0 3 2 2 3 5 2 2 2 0 0 2 2 2 0 1 0 1 4 1 3 3 4 1 0 2 0 0 1 81
(U.S.) MD MARYLAND 2 0 1 2 3 6 2 0 7 2 3 2 2 5 4 1 2 2 1 2 1 6 0 0 1 0 0 1 1 1 0 1 1 1 0 0 0 0 1 0 1 1 66
(U.S.) CT CONNECTICUT 1 2 3 2 2 1 1 3 3 2 3 1 0 2 1 2 1 2 0 1 2 2 1 5 1 0 2 0 1 0 0 2 1 2 1 2 0 2 2 1 3 2 65
(U.S.) WI WISCONSIN 7 2 1 3 0 2 1 3 0 1 2 1 1 0 2 2 0 1 1 1 2 1 1 0 2 2 3 2 0 0 1 2 0 1 2 2 0 3 4 1 1 0 61
(U.S.) NJ NEW JERSEY 1 1 5 5 3 3 1 2 5 4 1 1 3 0 0 1 1 2 1 0 4 2 1 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 1 2 0 0 53
(U.S.) MA MASSACHUSETTS 4 1 3 3 1 3 3 1 4 5 1 3 0 0 0 2 0 2 1 1 1 1 2 1 0 1 1 2 0 0 0 0 0 1 0 0 0 0 1 0 0 0 49
(U.S.) IA IOWA 0 2 0 1 4 0 2 4 0 0 0 3 2 1 1 2 0 0 0 0 0 0 0 0 3 0 1 0 0 1 0 0 0 0 0 1 0 1 0 0 1 0 30
(U.S.) MN MINNESOTA 1 0 1 1 1 4 1 1 0 1 1 1 0 0 0 0 1 1 0 1 1 0 1 0 1 0 0 0 0 0 2 1 2 0 0 0 0 1 0 1 1 0 27
(U.S.) CO COLORADO 0 0 0 0 0 2 0 0 1 0 1 2 0 2 2 1 1 0 2 1 0 0 0 0 0 0 0 0 0 1 0 1 2 0 0 1 0 2 1 0 1 1 25
(U.S.) FL FLORIDA 0 0 0 1 0 0 0 0 1 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 2 0 0 1 0 1 0 1 2 1 0 0 0 0 2 1 1 1 18
(U.S.) MO MISSOURI 0 0 0 0 2 1 0 0 0 0 0 0 2 0 1 1 1 0 1 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 1 0 2 0 0 0 16
(U.S.) WA WASHINGTON 1 0 0 0 0 0 0 0 1 0 0 2 0 1 2 0 0 1 0 1 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 1 1 0 1 16
(U.S.) NC NORTH CAROLINA 0 0 1 0 0 1 0 0 1 0 0 0 2 0 0 1 1 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 2 0 0 0 1 1 1 15
(U.S.) LA LOUISIANA 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 1 0 0 1 0 0 1 1 0 0 0 1 0 2 1 14
(U.S.) SC SOUTH CAROLINA 1 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 1 0 0 1 1 0 0 2 0 0 0 0 0 0 0 0 1 0 2 1 1 0 0 0 14
(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 0 0 3 0 2 0 1 0 1 0 2 0 0 1 0 0 0 1 0 11
(U.S.) DE DELAWARE 0 1 0 0 0 0 4 0 0 1 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 10
(U.S.) OK OKLAHOMA 1 0 1 2 1 0 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 1 0 0 0 1 0 1 0 0 0 10
(U.S.) KS KANSAS 0 0 1 0 0 0 0 1 0 1 0 0 2 0 0 2 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 9
(U.S.) NE NEBRASKA 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 8
(U.S.) AZ ARIZONA 0 0 2 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 3 7
(U.S.) VA VIRGINIA 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 0 0 7
(U.S.) GA GEORGIA 0 0 0 0 0 1 1 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 1 1 0 0 0 6
(U.S.) OR OREGON 0 0 1 0 0 0 2 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 0 1 0 0 6
(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 3 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 5
(U.S.) NH NEW HAMPSHIRE 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 5
(U.S.) AR ARKANSAS 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 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(U.S.) KY KENTUCKY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 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 4
(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 1 0 3 0 0 0 0 0 0 0 0 0 4
(U.S.) SD SOUTH DAKOTA 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 0 1 1 0 0 4
(U.S.) UT UTAH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(U.S.) ME MAINE 0 0 0 0 1 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 0 0 0 0 0 0 3
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 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 0 0 0 0 0 0 0 0 0 0 2
(U.S.) ID IDAHO 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.) NV NEVADA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
(U.S.) HI HAWAII 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.) 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 1 0 0 0 0 0 0 0 0 0 0 0 0 1
(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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
(U.S.) NM NEW MEXICO 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.)   -- Subtotal -- 73 54 77 83 78 78 79 49 55 47 35 52 42 30 42 40 29 42 38 35 36 38 37 22 32 30 41 24 23 25 27 40 27 30 40 44 34 45 68 40 37 48 1846
(Foreign) DEX GERMANY 13 7 5 9 6 11 10 7 13 14 10 23 15 13 14 20 10 18 19 21 20 26 27 18 20 18 21 19 18 13 23 27 22 27 29 27 26 24 62 35 20 28 808
(Foreign) JPX JAPAN 0 0 0 1 1 0 1 2 8 7 4 5 6 4 10 7 9 10 6 7 6 7 14 18 14 20 9 16 12 13 14 13 6 15 25 35 27 18 57 38 24 32 521
(Foreign) FRX FRANCE 0 3 4 4 7 6 8 3 4 1 11 12 4 7 5 4 3 6 7 6 3 11 16 12 12 5 7 11 7 11 9 7 6 8 7 18 5 5 12 7 2 1 287
(Foreign) GBX UNITED KINGDOM 14 5 6 6 7 5 6 7 4 13 9 4 7 4 0 4 0 6 3 2 4 4 4 2 2 2 2 1 1 2 4 4 2 2 3 4 2 3 5 9 0 2 176
(Foreign) ITX ITALY 3 0 2 4 3 1 1 0 1 3 2 1 2 2 2 0 0 0 1 0 0 2 2 0 3 1 0 0 0 2 1 0 2 0 0 0 2 4 8 2 2 0 59
(Foreign) SEX SWEDEN 0 1 1 0 0 0 1 1 0 3 0 0 2 3 2 0 1 0 0 1 0 1 3 0 2 6 2 1 0 1 1 0 2 0 0 1 0 2 0 0 0 1 39
(Foreign) CAX CANADA 0 0 0 2 2 0 0 0 2 1 0 2 0 0 1 0 1 1 0 0 0 1 0 2 0 2 0 2 1 1 3 0 2 0 0 0 1 0 2 1 0 4 34
(Foreign) CHX SWITZERLAND 0 0 0 2 2 0 2 0 1 0 0 1 0 2 1 0 0 2 0 0 0 0 0 2 0 0 1 1 0 0 1 1 0 0 0 0 1 0 1 1 2 0 24
(Foreign) NLX NETHERLANDS 0 1 0 0 0 1 0 0 0 0 1 0 1 3 0 0 0 2 3 4 0 0 1 0 0 0 0 1 2 2 0 0 0 1 0 0 0 0 0 0 0 0 23
(Foreign) ATX AUSTRIA 0 0 0 0 0 1 0 0 1 0 1 0 0 1 0 1 0 0 1 1 0 1 0 1 0 1 1 0 0 0 0 2 1 0 0 0 0 2 4 0 1 0 21
(Foreign) AUX AUSTRALIA 0 1 0 1 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 1 0 1 0 1 0 0 0 0 11
(Foreign) TWX TAIWAN 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 1 0 0 0 2 1 3 1 11
(Foreign) ESX SPAIN 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 1 0 0 0 0 0 1 2 0 0 0 0 0 1 7
(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 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 3 1 7
(Foreign) SUX U.S.S.R. 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 1 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 6
(Foreign) ILX ISRAEL 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 1 0 1 0 0 0 4
(Foreign) LIX LIECHTENSTEIN 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 0 0 0 0 2 4
(Foreign) MXX MEXICO 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 1 3
(Foreign) ROX ROMANIA 0 0 0 0 0 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 1 0 0 0 0 0 0 3
(Foreign) ZAX SOUTH AFRICA 0 0 1 0 0 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 0 0 0 0 0 0 0 0 3
(Foreign) BEX BELGIUM 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 1 0 0 0 2
(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 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 2
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2
(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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 2
(Foreign) NOX NORWAY 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 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) PLX POLAND 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 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) ARX ARGENTINA 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) BSX THE BAHAMAS 0 0 0 0 0 0 0 0 0 0 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) HUX HUNGARY 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) IEX IRELAND 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) 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 0 0 0 0 0 0 0 0 1 1
(Foreign) IRX IRAN 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 0 1
(Foreign) PAX PANAMA 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 0 0 1
(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 0 0 1 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 0 0 1 0 0 0 0 0 0 0 0 1
(Foreign)   -- Subtotal -- 30 18 20 31 29 26 30 23 36 42 41 49 41 41 35 38 24 45 42 43 33 54 68 55 54 57 44 52 42 46 56 58 43 55 69 90 65 59 159 95 59 75 2072
(ALL) ALL All Regions, U.S. and Foreign 103 72 97 114 107 104 109 72 91 89 76 101 83 71 77 78 53 87 80 78 69 92 105 77 86 87 85 76 65 71 83 98 70 85 109 134 99 104 227 135 96 123 3918


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