EXHIBIT 21.1 SUBSIDIARIES OF AGILENT TECHNOLOGIES, INC. OCTOBER 2001 ORGANIZED UNDER THE LAWS OF ----------------- U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES, INC. Agilent Technologies World Trade, Inc. Delaware Agilent LED International California Agilent Real Estate, Inc. Delaware American Holographic Inc. Delaware ATN Microwave, Inc. Massachusetts J&W Holding Corporation California LA Facilities, LLC Delaware Microsensor Technology, Inc. California Objective Systems Integrators, Inc. Delaware Qos-Effective Systems Ltd. New Hampshire Quasar Acquisition Corp. California Redswitch, Inc. Delaware Rockland Technologies, Inc. Delaware Safco Technologies, Inc. Illinois Scope Communications, Inc. Delaware Versatest, Inc. California Telegra Corporation California U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES WORLD TRADE, INC. Agilent Technologies Inter-Americas, Inc. Delaware U.S. SUBSIDIARIES OF OBJECTIVE SYSTEMS INTEGRATORS, INC. Objective Systems Integrators Services, Inc. Delaware U.S. SUBSIDIARY OF LUMILEDS LIGHTING INTERNATIONAL B.V. LumiLeds Lighting US LLC Delaware NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES, INC. Agilent Technologies Brasil Ltda. Brazil SC3 Holding Aktiebolag Sweden Agilent Technologies (International) Private Limited India NON-U.S. SUBSIDIARY OF AGILENT LED INTERNATIONAL LumiLEDS Lighting International B.V. Netherlands U.S. SUBSIDIARY OF J&W HOLDING CORPORATION J&W Scientific Incorporated Delaware U.S. SUBSIDIARY OF SAFCO TECHNOLOGIES, INC. Safco Technologies International, Inc. Delaware NON-U.S. SUBSIDIARY OF OBJECTIVE SYSTEMS INTEGRATORS, INC. Objective Systems Integrators, PTY LTD Australia Objective Systems Integrators, Pte Ltd Singapore Objective Systems Integrators B.V. The Netherlands Objective Systems Integrators, S.A. de C.V. Mexico NON-U.S. SUBSIDIARIES OF LUMILEDS LIGHTING INTERNATIONAL B.V. LumiLeds Lighting Deutschland GmbH Germany LumiLeds Lighting Italia S.r.L. Italy LumiLeds Lighting Netherlands B.V. Netherlands LumiLeds Lighting (Malaysia) Sdn. Bhd. Malaysia NON-U.S. SUBSIDIARY OF J&W SCIENTIFIC INCORPORATED J&W Scientific Products GmbH Germany NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES WORLD TRADE, INC. Agilent Technologies Australia Pty Ltd Australia Agilent Technologies (Barbados) Limited Barbados Agilent Tecnologias Chile Limitada Chile Agilent Technologies Colombia Ltda. Colombia Agilent Tecnologias de Costa Rica S.A. Costa Rica Agilent Technologies Hong Kong Limited Hong Kong Agilent Technologies Sales (Malaysia) Sdn. Bhd. Malaysia Agilent Technologies New Zealand Limited New Zealand Agilent Technologies Europe B.V. Netherlands Agilent Technologies Polska Sp.z.o.o. Poland Agilent Technologies Portugal, Unipessoal Limitada Portugal Agilent Technologies LLC Russia Agilent Technologies Taiwan Ltd. Taiwan Agilent Technologies (Thailand) Limited Thailand Agilent Technologies de Venezuela, S.R.L Venezuela NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES EUROPE B.V. Agilent Technologies Belgium S.A./N.V. Belgium Agilent Technologies Canada Inc. Canada Agilent Technologies Holding France Agilent Technologies UK Limited England & Wales Agilent Technologies India Pvt. Ltd. India Agilent Technologies Ireland Limited Ireland Agilent Technologies Israel Ltd. Israel Agilent Technologies Italia S.p.A. Italy Agilent Technologies Korea Limited Korea Agilent Technologies Microwave Products (M) Sdn. Bhd. Malaysia Agilent Technologies Mauritius Limited Mauritius Agilent Technologies Mexico, S.de R.L. de C.V. Mexico Agilent Technologies International B.V. Netherlands Agilent Technologies Netherlands Investments B.V. Netherlands Agilent Technologies Philippines Corporation Philippines Agilent Technologies Singapore (Sales) Pte Ltd Singapore Agilent Technologies Singapore Vision Operation Pte Ltd Singapore Agilent Technologies Medical Products (Qingdao) Company Limited China Agilent Technologies S.ar.L. Switzerland Agilent Technologies Cervin S.ar.L. Switzerland Agilent Technologies Leman S.ar.L. Switzerland NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES BELGIUM S.A/N.V. Sirius Communications N.V. Belgium NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES INDIA PVT. LTD. Dynamic Digital Technology Private Limited India NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES HOLDING Agilent Technologies France France NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES NETHERLANDS INVESTMENTS B.V. Agilent Technologies Japan, Ltd. Japan Yokogawa Analytical Systems, Inc. Japan Agilent Technologies Netherlands B.V. Netherlands NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES MAURITIUS LIMITED Agilent Technologies Company Limited China Agilent Technologies Software Company Limited China Agilent Technologies Shanghai Analytical Products Co., Ltd. China Agilent Technologies Shanghai Company Limited China NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES LEMAN S.AR.L. Inversiones Agilent Technologies SRL Argentina Agilent Technologies Osterreich GmbH Austria Agilent Technologies Denmark A/S Denmark Agilent Technologies Schweiz AG Switzerland Agilent Technologies Finland Oy Finland NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES CERVIN S.AR.L Agilent Technologies Norway Holding AS Norway Agilent Technologies Holding Spain, S.L. Spain Agilent Technologies Holding Sweden AB Sweden NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES HOLDING SWEDEN AB Agilent Technologies Sweden AB Sweden NON-U.S. SUBSIDIARIES OF INVERSIONES AGILENT TECHNOLOGIES SRL Agilent Technologies Argentina SRL Argentina NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES HOLDING SPAIN, S.L. Agilent Technologies Spain, S.L. Spain NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES S.AR.L. Agilent Technologies Cayman Islands Inc. Cayman Islands Agilent Technologies (Malaysia) Sdn. Bhd. Malaysia NON-U.S. SUBSIDIARIES OF AGILENT TECHNOLOGIES CAYMAN ISLANDS Agilent Technologies Coordination Center S.C./C.V. Belgium Agilent Technologies Singapore Pte. Ltd. Singapore NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES INTERNATIONAL B.V. Agilent Technologies Deutschland Holding GmbH Germany NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES DEUTSCHLAND HOLDING GMBH Agilent Technologies Deutschland GmbH Germany Agilent Technologies Deutschland Alpha GmbH Germany NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES DEUTSCHLAND GMBH Agilent Technologies Deutschland GmbH & Co. Immobilien KG Germany Agilent Technologies Sanigi B.V. Netherlands NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES UK LIMITED Agilent Finance Limited England BT&D Technologies Limited England Libra (Syscom) Limited Scotland NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES NORWAY HOLDING AS Agilent Technologies Norway AS Norway NON-U.S. SUBSIDIARY OF AGILENT TECHNOLOGIES IRELAND LIMITED MVT Ltd. Ireland U.S. SUBSIDIARY OF MVT LTD. MVT, Inc. Delaware NON-U.S. SUBSIDIARY OF MVT LTD. MV Technology Limited Ireland MV Research Limited Ireland MVT (JPY) Limited Japan Grangecard Ireland