Oak Ridge Instant Cancer Research Corp. Inc.
Oakmont Pharmaceuticals Inc.
Oakwood Laboratories LLC
Oasis Biosciences Inc.
Oasmia Pharmaceutical AB
Obagi Medical Products Inc.
Obecure Ltd.
ObeSys Ltd.
ObeTherapy Biotechnology
OBS Medical
Obtech Medical AG
Occam International BV
Occlutech GMBH
Occupational and Medical Innovations Ltd.
Ocean Pharmaceuticals Inc.
Ocean Ridge Biosciences LLC
Oceana Therapeutics Inc.
Oceanix Biosciences Corp.
Ocelus Ltd.
Ocera Therapeutics Inc.
OCG Technology Inc.
Ocimum Biosolutions
Oclassen Pharmaceuticals Inc.
Octagen Corp.
Octamer Inc.
Octapharma AG
OctoPlus NV
OcuCure Therapeutics Inc.
Ocular Research of Boston Inc.
Ocular Sciences Inc.
Ocular Therapeutics Inc.
Ocular Therapeutix Inc.
Ocularis Pharma Inc.
Oculex Pharmaceuticals Inc.
Oculinum Inc.
Oculir Inc.
Oculon Corp.
Oculus Innovative Sciences Inc.
Ocurest Laboratories Inc.
OcuSciences Inc.
OcuSense Inc.
Odin Medical Technologies
Odontex Inc.
Odontis Ltd.
Odyssey Thera Inc.
Officina Farmaceutica Pietro Isnardi & Co.
Ogawa & Co.
Ogenix Corp.
Ohara Pharmaceutical Co. Ltd.
Ohio Imaging
Ohio Medical Instrument Co. Inc.
Ohm Laboratories
Ohmeda
Ohmeda Medical
Ohmeda Medical Systems
Okairos AG
Oktyabr (Leningrad Indl. Chem. & Pharm. Assn.)
Oldelft Benelux
Oligasis Inc.
Oligos Etc.-Oligo Therapeutics Inc.
Oligotrail LLC
Olive Medical Corp.
Olympic Medical Corp.
Olympus Biopharmaceuticals
Olympus Clinical Instruments Division
Olympus Corp.
Olympus Corp. of the Americas
Olympus Diagnostica GMBH
Olympus Medical Systems Corp.
Olympus Optical Co. GMBH
Olympus-Cytori Inc.
OM Pharma
Omega Laboratories
Omega Pharma NV
Omega Pharmaceutical
OmegaGenesis Corp.
Omentec Biosciences Inc.
Omeros Corp.
Omic Biosystems Inc.
Omni Medical Inc.
Omni Nutraceuticals Inc.
Omni Preventive Care
Omnia Res Srl
OmniGuide Inc.
OmniScience Pharmaceuticals Inc.
OmniSonics Medical Technologies Inc.
Omni-Tract Surgical
Omnitron International
Omnitura Therapeutics Inc.
OmniViz Inc.
Omnyx LLC
Omrix Biopharmaceuticals Inc.
Omrix Biopharmaceuticals SA
Omron Healthcare Inc.
Oncalis AG
Oncodigm BioPharma Inc.
Oncogene Science Diagnostics
Oncogenetics Inc.
Oncogenetics Partners
OncoGenex Pharmaceuticals Inc.
OncoGenex Technologies Inc.
OncoLogic Biopharmaceuticals Inc.
Oncologic Inc.
Oncology Sciences Corp.
Oncology Therapeutics Network
Oncolys BioPharma Inc.
Oncolytics Biotech Inc.
OncoMab GMBH
Oncomab Ltd.
OncoMed Pharmaceuticals Inc.
OncoMethylome Sciences SA
Oncometrics Imaging Corp.
Onconix Inc.
Oncor Inc.
Oncore Analytics Inc.
OncorMed Inc.
Oncoscience AG
Oncosense Ltd.
OncoTherapy Science Inc.
Oncothyreon Inc.
Oncovir Inc.
OncoVista Inc.
Ondine Biopharma Corp.
One Cell Systems
Onepharm Research & Development GMBH
Ongard Systems
ONI Medical Systems Inc.
Ono Pharmaceutical Co. Ltd.
On-Q-ity Inc.
Onset Therapeutics
OnSite Rx
On-Site Therapeutics Inc.
Ontogen Corp.
Ontogeny Inc.
Onus Medical Inc.
Onux Medical Inc.
On-X Life Technologies Inc.
Ony Inc.
Onyvax Ltd.
Onyx Pharmaceuticals Inc.
Opal Therapeutics Inc.
Open Biosystems Inc.
Open Monoclonal Technology Inc.
Operon Biotechnologies Inc.
Opexa Pharmaceuticals Inc.
Opexa Therapeutics Inc.
OpGen Inc.
Ophidian Pharmaceuticals Inc.
Ophtec BV
Ophthalmic Imaging Systems Inc.
Ophthalmic Innovations International
Ophthalmic Technologies Inc.
OphthalmoPharma Ltd.
Ophthaltec Ltd.
Ophthonix Inc.
Ophthotech Corp.
OPi Group
OPIH SARL
Opisodia
Opko Health Inc.
OPO Stiftung
Opsona Therapeutics Ltd.
Optek-Quintron Inc.
Opt-e-scrip Inc.
Optex Ophthalmologics Inc.
Optherion Inc.
Optibrium Ltd.
Optical Radiation Corp.
Optical Research Corp.
Optical Ventures Inc.
Opticon Medical Inc.
Optigenex Inc.
Optimata Ltd.
Optimed
Optimed Technologies Inc.
OptiMedica Corp.
Optimedx Inc.
Optimer Pharmaceuticals Inc.
Optimize Inc.
OptiNose AS
Optiscan Biomedical Corp.
Optivair LLC
Optivia Biotechnology Inc.
Opto Circuits Ltd.
Optobionics Corp.
Optomedic Medical Technologies Ltd.
Optonol Ltd.
Optopics Laboratories Corp.
Optos PLC
OpTx Corp.
Opus Diagnostics Inc.
Opus Medical Inc.
OR Concepts Inc.
Ora Innovations Inc.
OraGen Corp.
Oragenics Inc.
Oral Logic
OralScan Laboratories Inc.
Oramed Pharmaceuticals Inc.
OraMetrix Inc.
Orapex Inc.
OraPharma Inc.
Orasi Medical Inc.
Orasomal Technologies Inc.
OraSure Technologies Inc.
Oratec Interventions Inc.
OraTol Ltd.
Oraya Therapeutics Inc.
Orbtek Inc.
Orbus Medical Technologies Inc.
OrbusNeich
Orcapharm GMBH
Orcas Therapeutics Inc.
Orchestra Therapeutics Inc.
Orchid Cellmark Inc.
Orchid Chemicals & Pharmaceuticals Ltd.
Orchid Research Laboratories Ltd.
Orcolite
Orcrist Bio Inc.
Ore Pharmaceuticals Inc.
Orex Computed Radiography Ltd.
Orexigen Therapeutics Inc.
Orexo AB
Organ Assist BV
Organ Inc.
Organ Recovery Systems Inc.
Organix Inc.
Organogenesis Inc.
Organon India
Organon India Ltd.
Organon Ireland Ltd.
Organon NV
Organon Teknika BV
Organon Teknika Corp.
Organon USA Inc.
OrganOx Ltd.
Orgenics Ltd.
Oridion Systems Ltd.
Oridis Biomed GMBH
Oriel Therapeutics Inc.
Oriens Life Sciences Ltd.
Orient Europharma Co. Ltd.
Orient Pharma Co. Ltd.
Oriental Wave Group
Oriental Yeast Co. Ltd.
Oriflame International AB
Origen Therapeutics Inc.
OriGene Technologies Inc.
OriGenix Technologies Inc.
Origin BioMed Inc.
Origin Medsystems Inc.
Originus Inc.
Orion Biomedical Inc.
Orion Corp.
Orion Diagnostica
Orion Genomics LLC
Orion Medical Services
Orion Pharma
Orla Protein Technologies
Ormed GMBH
Oros Instruments
Orphagen Pharmaceuticals Inc.
OrphageniX Inc.
Orphan Australia
Orphan Australia Pty. Ltd.
Orphan Europe SARL
Orphan Medical Inc.
Orphan Therapeutics LLC
Orqis Medical Corp.
Orquest Inc.
OrSense Ltd.
Orsynex Inc.
OrthAlign Inc.
Ortho Biotech Oncology Research & Development
Ortho Biotech Products LP
Ortho Diagnostic Systems Inc.
Ortho Diagnostics Systems KK
Ortho Kinematics Inc.
Ortho Pharmaceutical Corp.
OrthoAccel Technologies Inc.
Ortho-Care Inc.
Orthocare Innovations LLC
Ortho-Clinical Diagnostics Inc.
Ortho-Clinical Diagnostics SPA
Orthocon Inc.
OrthoData Inc.
Orthodyne Inc.
Orthofix Inc.
Orthofix International NV
Orthogen AG
OrthoHelix Surgical Designs Inc.
Ortho-McNeil Inc.
Ortho-McNeil-Janssen Pharmaceuticals Inc.
OrthoMEMS Inc.
Orthomet Inc.
Orthometrix Inc.
Orthomimetics Ltd.
Ortho-Mold Inc.
OrthoNeutrogena
Orthonics Inc.
Orthopaedic Synergy Inc.
Orthopedic Biosystems Ltd.
OrthoRehab Inc.
OrthoScan Inc.
OrthoSensor Inc.
ORTHOsoft Inc.
Ortho-Space Ltd.
Ortho-Tex Inc.
Orthovita Inc.
Oryx Pharmaceuticals Inc.
Osbon Medical Systems Ltd.
Oscient Pharmaceuticals Corp.
Osel Inc.
OSI Eyetech
OSI Pharmaceuticals Inc.
Osiris Therapeutics Inc.
Osmotica Corp.
Osprey Pharmaceutical Co.
Osprey Pharmaceuticals Ltd.
Osprey Pharmaceuticals USA Inc.
Ossur HF
Ost Developpement SA
Osteo AG--see--Howmedica Osteonics
Osteo Sciences Corp.--See Metra Biosystems
OsteoArthritis Sciences Inc.
OsteoBiologics Inc.
OsteoCorp Inc.
OsteoGeneX Inc.
Osteogenics Inc.
Osteoimplant Technology Inc.
Osteologix AS
Osteologix Inc.
Osteometer MediTech Inc.
Osteopharm Ltd.
OsteoScreen Inc.
Osteotech Inc.
Osteo-Technology International Inc.
Ostex International Inc.
Ostial Solutions LLC
Otechestvennye Lekarstva OJSC
Othera Pharmaceuticals Inc.
Othy Inc.
Oticon AS
OtisMed Corp.
Otix Global Inc.
OTL Pharma SA
OtoKinetics Inc.
Otologics LLC
Otonomy Inc.
Otsuka America Pharmaceutical Inc.
Otsuka Pharmaceutical Co. Ltd.
Otsuka Pharmaceutical Dev. & Commercialization
OvaGene Oncology Inc.
Ovalis Inc.
OvaMed Corp. (Merged into BEI MEDICAL)
Ovesco Endoscopy AG
Ovion Inc.
Ovonic Imaging Systems Inc.
Ovulation Tester LLC
Owen-Galderma Laboratories Inc.
Owens & Minor Inc.
Oxagen Ltd.
Ox-B Corp.
Oxford Asymmetry International PLC
Oxford BioMedica PLC
Oxford BioSignals Ltd.
Oxford Biotechnica Ltd.
Oxford BioTherapeutics Ltd.
Oxford Gene Technology Ltd.
Oxford GlycoSciences PLC
Oxford Immunotec Ltd.
Oxford Instruments Medical Ltd.
Oxford Molecular Group PLC
Oxford Molecular Inc.
Oxford NanoLabs Ltd.
Oxford Natural Products
Oxford Pharmaceutical Services Inc.
OxiGene Inc.
Oxiquant Inc.
Oxis International Inc.
Oxoid Ltd.
OxoN Medica Inc.
Oxonica PLC
Oxopharm Inc.
OxThera AB
Oxxius SA
Oxxon Therapeutics Ltd.
Oxygen Biotherapeutics Inc.
OxyNet Inc.
Oy Jurilab Ltd.
Oy Leiras Finland AB
OyaGen Inc.
Ozgene Pty. Ltd.