U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

Patenting By Geographic Region (State and Country), Breakout By Organization
Count of 1997 - 2001 Utility Patent Grants By Calendar Year of Grant

[Explanation of Data]

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Originating From

IOWA

(patent origin is determined by the residence of the first-named inventor)
 
First-Named Assignee 1997 1998 1999 2000 2001 Total
~Individually Owned Patent 91 129 134 117 124 595
PIONEER HI-BRED INTERNATIONAL, INC. 11 47 55 39 57 209
IOWA STATE UNIVERSITY RESEARCH FOUNDATION INC. 30 51 38 33 24 176
DEERE + COMPANY 20 29 29 23 59 160
UNIVERSITY OF IOWA RESEARCH FOUNDATION 13 24 28 13 38 116
NORAND CORPORATION 24 24 26 3 0 77
STINE SEED FARM, INC. 0 5 14 10 47 76
MAYTAG CORPORATION 13 12 21 16 12 74
ROCKWELL COLLINS, INC. 0 0 2 22 44 68
ROCKWELL INTERNATIONAL CORPORATION 12 17 33 3 0 65
INTERMEC IP CORP. 0 0 13 25 13 51
FISHER CONTROLS INTERNATIONAL, INC. 6 7 10 16 9 48
GATEWAY 2000, INC. 1 8 12 11 16 48
SQUARE D COMPANY 5 15 13 4 9 46
ROCKWELL SCIENCE CENTER, LLC 1 1 19 8 4 33
TOWNSEND ENGINEERING COMPANY 2 6 8 7 8 31
HOLDEN'S FOUNDATION SEEDS, INC. 4 7 6 3 9 29
CEDARAPIDS, INC. 6 4 5 10 2 27
MCI COMMUNICATIONS CORP. 3 9 8 2 5 27
CASE CORPORATION 1 2 10 4 7 24
VERMEER MANUFACTURING COMPANY 3 6 3 5 7 24
LISLE CORPORATION 3 2 3 5 8 21
ASGROW SEED COMPANY 4 6 2 3 4 19
DEKALB GENETICS CORPORATION 0 2 8 6 3 19
SAUER, INC. 4 2 4 5 3 18
AMANA COMPANY L.P. 0 2 6 7 2 17
LITTON SYSTEMS INC. 1 5 6 3 2 17
MUSCO CORPORATION 4 4 4 2 3 17
BARNSTEAD THERMOLYNE CORPORATION 0 5 4 2 3 14
COMPRESSOR CONTROLS CORP. 4 2 4 1 3 14
RITE-HITE HOLDING CORPORATION 0 0 3 5 5 13
UNITED STATES OF AMERICA, DEPARTMENT OF AGRICULTURE 2 3 3 3 2 13
NATIONAL COMPUTER SYSTEMS, INC. 1 5 0 2 4 12
PELLA CORPORATION 3 1 5 0 3 12
SAUER-DANFOSS INC. 0 0 0 0 12 12
HON INDUSTRIES INC. 3 8 0 0 0 11
KEMIN INDUSTRIES, INC. 3 3 0 2 3 11
LINKUSA CORPORATION 5 2 3 1 0 11
E. I. DU PONT DE NEMOURS AND COMPANY 0 2 2 3 3 10
MIDWEST OILSEEDS, INC. 0 7 3 0 0 10
AMERICAN HOME PRODUCTS CORPORATION 1 5 3 0 0 9
BERKLEY, INC. 0 3 3 3 0 9
GRAIN PROCESSING CORPORATION 0 1 2 4 2 9
EMCO ENTERPRISES, INC. 1 2 1 1 3 8
MODERN MUZZLE LOADING, INC. 4 2 2 0 0 8
MONSANTO CORPORATION 0 0 8 0 0 8
NONVOLATILE ELECTRONICS, INCORPORATED 1 2 3 1 1 8
CYCLE COUNTRY ACCESSORIES CORP. 1 2 1 0 3 7
DETHMERS MANUFACTURING COMPANY, INC. 0 1 3 2 1 7
GENESIS SYSTEMS GROUP, LTD. 0 1 0 2 4 7
HACH COMPANY 3 2 2 0 0 7
IPSCO ENTERPRISES, INC. 1 2 3 0 1 7
SCHAFER SYSTEMS INC. 1 0 2 1 3 7
SUKUP MANUFACTURING COMPANY 2 2 1 1 1 7
AMSC SUBSIDIARY CORPORATION 0 0 5 1 0 6
ENGINEERED PRODUCTS COMPANY 0 2 0 0 4 6
GILLETTE CANADA INC. 1 2 1 1 1 6
GITS MANUFACTURING COMPANY 0 3 0 2 1 6
HUNTER'S SPECIALTIES, INC. 0 0 0 3 3 6
HWH CORPORATION 0 1 2 2 1 6
JAM'N FITNESS CORP. 1 0 2 1 2 6
KINZE MANUFACTURING, INC. 3 1 0 1 1 6
LINK MFG., LTD. 0 0 2 1 3 6
SKYJACK EQUIPMENT INC. 0 2 3 1 0 6
WATERLOO INDUSTRIES 0 2 3 1 0 6
WHITE CONSOLIDATED INDUSTRIES, INC. 0 4 1 0 1 6
ZENCO (NO. 4) LIMITED 6 0 0 0 0 6
ZENECA LIMITED 0 2 1 0 3 6
AMERICAN SPORTS INTERNATIONAL, LTD. 0 0 2 2 1 5
CONEXANT SYSTEMS, INC. 0 0 0 2 3 5
ETREMA PRODUCTS, INC. 0 0 1 2 2 5
GARY W. CLEM, INC. 1 0 0 0 4 5
HUMAN GENE THERAPY RESEARCH INSTITUTE 0 2 2 0 1 5
INTERMEC TECHNOLOGIES CORPORATION 0 0 4 1 0 5
KANN MANUFACTURING CORPORATION 1 2 1 0 1 5
KNESS MANUFACTURING CO., INC. 0 0 2 1 2 5
NORAND TECHNOLOGY CORPORATION 1 4 0 0 0 5
PUTCO, INC. 2 1 0 1 1 5
SEARS MANUFACTURING COMPANY 1 2 2 0 0 5
SOUTHEASTERN TRADING, LLP 0 0 2 3 0 5
TRI/MARK CORPORATION 1 0 1 0 3 5
U.S. MANUFACTURING INC. 0 0 0 3 2 5
UNIVERSITY OF NORTHERN IOWA FOUNDATION 1 0 3 1 0 5
WINEGARD COMPANY 1 0 1 1 2 5



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Last Modified: April 9, 2002