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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 1998 - 2002 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 335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets

( 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 1998 1999 2000 2001 2002 Total
(U.S.) PA PENNSYLVANIA 10 8 14 30 14 76
(U.S.) CT CONNECTICUT 5 9 5 20 21 60
(U.S.) NY NEW YORK 11 11 13 16 8 59
(U.S.) CA CALIFORNIA 5 11 11 7 6 40
(U.S.) IL ILLINOIS 9 10 4 4 1 28
(U.S.) WI WISCONSIN 1 7 3 8 6 25
(U.S.) AZ ARIZONA 1 4 4 1 5 15
(U.S.) GA GEORGIA 1 4 1 5 4 15
(U.S.) SC SOUTH CAROLINA 1 4 7 0 1 13
(U.S.) VA VIRGINIA 1 0 8 2 2 13
(U.S.) NJ NEW JERSEY 1 5 3 2 1 12
(U.S.) IA IOWA 3 4 1 2 1 11
(U.S.) NH NEW HAMPSHIRE 1 4 2 2 1 10
(U.S.) MA MASSACHUSETTS 3 4 0 1 1 9
(U.S.) TX TEXAS 1 3 2 0 3 9
(U.S.) IN INDIANA 2 4 1 0 1 8
(U.S.) MI MICHIGAN 2 4 1 1 0 8
(U.S.) MD MARYLAND 0 0 3 3 1 7
(U.S.) NV NEVADA 1 4 0 1 1 7
(U.S.) OH OHIO 1 2 3 1 0 7
(U.S.) WA WASHINGTON 0 4 1 1 0 6
(U.S.) MN MINNESOTA 2 1 1 1 0 5
(U.S.) OR OREGON 1 1 1 1 1 5
(U.S.) KY KENTUCKY 0 0 0 3 1 4
(U.S.) NC NORTH CAROLINA 0 1 1 0 2 4
(U.S.) NM NEW MEXICO 2 0 0 0 1 3
(U.S.) RI RHODE ISLAND 0 0 2 1 0 3
(U.S.) TN TENNESSEE 1 1 1 0 0 3
(U.S.) AL ALABAMA 0 0 0 1 1 2
(U.S.) FL FLORIDA 0 1 0 0 1 2
(U.S.) MO MISSOURI 0 1 0 0 1 2
(U.S.) UT UTAH 0 1 0 0 1 2
(U.S.) CO COLORADO 0 0 0 1 0 1
(U.S.) DE DELAWARE 1 0 0 0 0 1
(U.S.) ID IDAHO 1 0 0 0 0 1
(U.S.) OK OKLAHOMA 0 1 0 0 0 1
(U.S.) PR PUERTO RICO 0 0 0 1 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 68 114 93 117 87 479
(Foreign) JPX JAPAN 25 38 33 33 53 182
(Foreign) DEX GERMANY 12 27 27 41 20 127
(Foreign) FRX FRANCE 4 17 11 11 8 51
(Foreign) GBX UNITED KINGDOM 1 7 3 5 5 21
(Foreign) CHX SWITZERLAND 1 4 5 2 3 15
(Foreign) TWX TAIWAN 2 0 4 3 4 13
(Foreign) KRX SOUTH KOREA 3 2 1 2 3 11
(Foreign) ATX AUSTRIA 3 3 3 1 0 10
(Foreign) ILX ISRAEL 0 1 5 1 2 9
(Foreign) ITX ITALY 1 2 1 1 2 7
(Foreign) NLX NETHERLANDS 1 2 1 1 2 7
(Foreign) FIX FINLAND 0 1 0 1 4 6
(Foreign) AUX AUSTRALIA 1 0 2 0 1 4
(Foreign) SEX SWEDEN 1 0 0 0 3 4
(Foreign) CAX CANADA 0 1 1 0 0 2
(Foreign) DKX DENMARK 0 0 0 1 1 2
(Foreign) ANX NETH. ANTILLES 0 0 1 0 0 1
(Foreign) BEX BELGIUM 0 0 1 0 0 1
(Foreign) CNX CHINA P.REP. 0 0 0 0 1 1
(Foreign) ESX SPAIN 0 0 0 0 1 1
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 1 0 0 0 1
(Foreign) INX INDIA 0 0 0 0 1 1
(Foreign) NZX NEW ZEALAND 0 0 0 1 0 1
(Foreign) PTX PORTUGAL 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 55 106 99 105 114 479
(ALL) ALL All Regions, U.S. and Foreign 123 220 192 222 201 958


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Office of Electronic Information Products - PTMD
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Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
email: oeip@uspto.gov

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