The following is from January 2001 and contains some errors due to corporate mergers, and may not be completely up to date. If you know of a more updated list please email us at info at vitw dot org

Number of DU patents / Patent Owners

19 WESTINGHOUSE ELECTRIC CORP
17 HITACHI LTD
17 US ARMY
14 US ENERGY
14 COMMISSARIAT ENERGIE ATOMIQUE
13 TOKIO SHIBAURA ELECTRIC CO
11 STARMET CORP
9 OLIN CORP
8 FRAMATOME & CIE
7 RHEINMETALL GMBH
7 REMET CORP
6 SCHLUMBERGER TECHNOLOGY CORP
6 ELLIOTT GUY R B
6 JERSEY NUCLEAR AVCO ISOTOPES
6 MARWICK EDWARD F
5 SIEMENS AG
5 FRAMATOME SA
5 SCHNEIDER USA INC
4 WESTERN ATLAS INT INC
4 BRITISH NUCLEAR FUELS PLC
4 GEN ELECTRIC
4 NUCLEAR METALS INC
4 PRIMEX TECHNOLOGIES INC
4 UNIV TEXAS
4 US OF AMERICA AS REPRESENTED B

3 ATOMIC ENERGY AUTHORITY UK
3 LOCAL MED INC
3 MARTIN MARIETTA CORP
3 MARTIN MARIETTA ENERGY SYSTEM
3 MOLTEN METAL TECH INC
3 PACIFIC ARMATECHNICA CORP
3 PACIFIC NUCLEAR FUELS INC
3 PROGENICS CORP
3 ROCKWELL INTERNATIONAL CORP
3 SYNCOR INT CORP
3 UNIV DUKE
3 US NAVY
2 ACUSHNET CO
2 ATOMIC PRODUCTS CROP
2 BAILEY GEOFFREY HORROCKS
2 CAMECO CORP
2 CHRISTENSEN INC
2 COGEMA
2 CONBUSTION ENG
2 DIEHL GMBH & CO
2 DORYOKURO KAKUNENRYO
2 ELECTRIC POWER RES INST
2 ENGINEERING DYNAMICS CORP
2 EXXON RESEARCH ENGINEERING CO
2 FISKER & NIELSEN AS
2 FORD AEROSPACE & COMMUNICATION
2 FREEPORT MINERALS CO
2 GIAT IND SA
2 GILCHRIST PAUL
2 GOLFOLOGY INC
2 KARLSRUHE FORSKHZENT
2 LOCKHEED CORP
2 MASSACHUSETTS INST TECHNLOGY
2 M4 ENVIRONMENTAL L P
2 NEWTON SCENT INC
2 NIPPON MEDICAL & CHEMICAL INST
2 NUKEM GMMMBH
2 RAYTHEON CO
2 RENSSELAER POLYTECH INST
2 SAFETY SHOT LP
2 SCIENCE APPLIC INT CORP
2 SIEMENS POWER CORP
2 SIMPLOT CO J R
2 SOUTHWEST RES INST
2 TTHERMAL TECHNOLOGY INC
2 THIOKOL MORTON INC
2 TRACOR AEROSPACE INC
2 ULTRAMET
2 UNIV OHIO
2 US AIR FORCE
2 WESTINGHOUSE SAVANNAH RIVER CO
1 WHITEHEAD COLIN
1 ABKOWITZ STANLEY
1 ABKOWITZ SUSAN M
1 ADVANCED RECOVERY SYS INC
1 AERONAUTICAL RESOURCE ASSOCIAT
1 AGIP NUCLEARE SPA
1 AHNER STEFAN
1 ALLIED CHEM
1 AMERICAN SCIENCE & ENG INC
1 AMERSHAM CORP
1 ASAHI CHEMICAL IND
1 ATEA
1 ATLANTIC RICHFIELD CO
1 ATLAS POWDER CO
1 ATOMIC ENERGY OF CANADA LTD
1 ATOMIC ENERGY
1 BAKER HUGHES INC
1 BATTELLE MEMORIAL INSTITUTE
1 BEAL HAROLD F
1 BECHTEL BWXT IDARO LLC
1 BETHLEHEM STEEL CORP
1 BIONIX DEV CORP
1 BITAKARAMIRE PETER K
1 BRAHM BROWN
1 BRAHM LERCY D
1 BROOKHAVEN SCIENCE ASS LLC
1 BROTZEN FRANZ R
1 BROWN FRANK C
1 BUC STEVEN M
1 BUSS DAVID B
1 CABOT CORP
1 CALLAWAY GOLF CO
1 CAMECO
1 CANADIAN PATENTS DEV
1 CARBOLOY INC
1 CAROLINA POWER AND LIGHT COMPA
1 CARTERCOPTERS L L C
1 CARTERCOPTERS LLC
1 CENTRAL RES INST ELECT
1 CGR MEV SOC
1 CHEM NUCLEAR SYSTEM INC
1 CHEMTREE CORP
1 CHESAPEAKE COMPOSITES CORP
1 CHRIST RICHARD
1 CIARLONE DAVID F
1 CIME BOCUZE
1 COLE MICHAEL
1 COMMW EDISON CO
1 COMPANIE GENERALE DES MATIERES
1 COMURHEX
1 COX TERENCE MARTIN
1 DAIMLER BENS AEROSPACE AG
1 DALPTA CATALYST PRODUCTS INC
1 DASTUR ARDESHIR R
1 DAVIS ROCK
1 DAVY INT OIL & CHEMI
1 DAY JOHN J
1 DEDRICH MARK R
1 DEFENSE TECHNOLOGY INTERNATION
1 DESAUTE PASCAL
1 DORION IRENE
1 DOTY SCIENT INC
1 DOW CHEMICAL CO
1 DRESSER IND
1 DROBYSHEVSKY JURY VASILIEVICH
1 DU PONT
1 DU PONT MARCK PHARMA
1 DUFRANE KENNETH H
1 DUNNE BRIAN B
1 DYNAMET TECHNOLOGY INC
1 E Z EM INC
1 EG & G IDAHO INC
1 ELECTRICITE DE FRANCE
1 ENERTEC
1 ERGENICS INC
1 FAIRCHILD INDUSTRIES
1 FANSTEEL INC
1 FELDMANN FRITZ K
1 FLATAU ABRAHAM
1 FRAGEMA FRAMATOME & COGEMA
1 FRANCE ETAT
1 FRANCE TELECOM
1 FUTURTEC AG
1 GALLAGHER FRANCIS E
1 GARDNER RICHARD RAYMOND
1 GARZAROLLI FRIEDRICH
1 GAUSSENS GILBERT
1 GAUSSENS GILBERT YVES
1 GEN ATOMICS
1 GENE TRAK SYSTEMS
1 GERSTENMAYER JEAN LOUIS
1 GLOBUS ALFRED R
1 GOLDMAN ABRAHAM
1 GRAY STAR INC
1 GREGSON PAUL RAYMOND
1 GTE BROD CORP
1 GULF NUCLEAR INC
1 HALEY & WELLER LTD
1 HARE JOHN THOMAS
1 HARSHAW CHEM CORP
1 HASSALL JAMES D
1 HENNION CLAUDE
1 HESCO INC
1 HESKETH KEVIN WYNN
1 HEUSSI HAROLD
1 HONEYWELL INC
1 HOOPER ROBERT C
1 IC TECHNOLOGIES
1 INDUSTRIAL MATERIALS TECH
1 ITI GROUP
1 ITI GROUP LLC
1 JAPAN ATOMIC ENERGY RES INST
1 JUHL NIS H
1 KEMP CORP
1 KERR MC GEE CHEM CORP
1 KINGSLEY KEVIN R
1 KLEIN DIETER
1 KLINE & WALKER LLC
1 KMS FUSION INC
1 KOREA ATOMIC ENERGY RES
1 KRAFTWERK UNION AG
1 KRISPEL FRANZ
1 LINICK JAMES M
1 LITTON SYSTEMS INC
1 LOCKHEED IDAHO TECHNOLOGIES CO
1 LTV AEROSPACE & DEFENCE
1 MAGNAFLUX CORP
1 MAITREJEAN SERGE
1 MAUSER WERKE OBERNDORF
1 MCCOLLOUGH WILLIAM J
1 MITSUBISHI ELECTRIC CORP
1 MITSUBISHI MATERIALS CORP
1 MOBIL OIL CORP
1 MOXTEK INC
1 NASA
1 NAWAWI KHALED
1 NIHON MEDIPHYSICS CO LTD
1 NISSHIN STEEL CO LTD
1 NUCLEAR ASSURANCE CORP
1 NUCON SYSTEMS INC
1 NUKLEAR SERVICE GMBH GNS
1 NUTECH INC
1 OCCIDENTAL PETROL CO
1 PHILIPS CORP
1 PICKER INT INC
1 PUECHL KARL H
1 R & D ASS
1 RAYLMAN RAYMOND R
1 RECON OPTICAL INC
1 REESE STANTON L
1 RESEARCH CORP
1 RHEOX INC
1 RHONE POULENC IND
1 RUHMANN HEINRICH
1 SALVA FEDOR M
1 SARGENT & LUNDY LLC
1 SCHLUMBERGER LTD
1 SCHMAKER BRUCE E
1 SCHWARTZ LAURENT
1 SCIENT ECOLOGY GROUP
1 SCIENT ECOLOGY GROUP INC
1 SCIENT MEASUREMENT SYSTEMS INC
1 SCIMED LIFE SYSTEMS INC
1 SECR DEFENCE BRIT
1 SEIBOLD ANGELIKA
1 SEQUOYAH FUELS CORP
1 SHERRITT GORDON MINES LTD
1 SOLON TECHNOLOGIES INC
1 SPS TECHNOLOGIES
1 SSSROSTTLIK PETER
1 STADLER HANSJOERG
1 STARFIRE ELECTRONIC DEV & MARK
1 STOLBOV SERGEI NIKOLAEVICH
1 SUMITOMO HEAVY INDUSTRIES
1 TECHNOLOGY APPLIC SERVICES
1 TECHNOLOGY FOR ENERGY CORP
1 THOMAS GWILYM MICHAEL
1 TOSHIBA KAWASAKI KK
1 TOURO COLLEGE
1 TRANSCO PROD INC
1 U S OF AMERICA TVA
1 UNITED KINGDOM GOVERNMENT
1 UNITED TECHNOLOGIES CORP
1 UNITIKA LTD
1 UNIV NEW MEXICO
1 URANEZ EXPLORATION & MINING L
1 US FO AMERICA AS REPRESENTED B
1 US HEALTH
1 US INTERIOR
1 USTAV JADERNEHO VYZKUMU
1 VALUE TECH ENG INC
1 VOEST ALPINE AG
1 VON LAAR KLAUS
1 WAHL RICHARD L
1 WALKER RICHARD C
1 WALSH JOHN M
1 WASS MALCOLM LAING
1 WEBSTER DUNCAN ALFRED
1 WEGMANN & CO GMBH
1 WETHRAUCH PAUL F
1 WEINERT FRIEDERICH
1 WEIR DONALD
1 WILSON THOMAS A
1 WITTS DAVID JOHN
1 WOOTEN RONALD L
1 XRF CORP
1 ZAPFEE CARL
1 ZIMMER WALTER

From:
Famiglia Cristiana, Italy Uranium: U238 U235 Patent