Inc (Canada) NORTH AMERICAN – North American Aviation Inc (United States) NORTH AMERICAN ROCKWELL – North American Rockwell Corporation (United States) NORTHERN – Northern Aircraft Inc (United States) NORTHROP – Northrop Aircraft Inc (United States); Northrop Corporation (United States) NORTHROP GRUMMAN – Northrop Grumman Corporation (United States) NOSTALGAIR – Nostalgair Inc (United States) NURTANIO – PT Industri Pesawat Terbang Nurtanio (Indonesia) NUSANTARA – PT Industri Pesawat Terbang Nusantara (Indonesia) NUVENTURE – NuVenture Aircraft (United States) NUWACO – NuWaco Aircraft Company Inc (United States) O OAKLAND – Oakland Airmotive Company (United States) OBERLERCHNER – Josef Oberlerchner Holzindustrie (Austria) OGMA – Oficinas Gerais de Material Aeronáutica (Portugal) OLDFIELD – Andrew Oldfield (United States); Barney Oldfield Aircraft Company (United States) OLYMPIC ULTRALIGHTS – Olympic Ultralights LLC (United States) OMAC – OMAC Inc (United States) OMF – Ostmecklenburgische Flugzeugbau GmbH (OMF Aircraft) (Germany) OMNI – Omni Titan Corporation (United States) OMNI-WELD – Omni-Weld Inc (United States) ON MARK – On Mark Engineering Company (United States) O'NEILL – O'Neill Airplane Company (United States) OPTICA – Optica Industries Ltd (United Kingdom) OPTION AIR – Option Air Reno (United States) ORLICAN – Orlican Národní Podnik (Czech Republic) OSKBES-MAI – Otraslevoe Spetsialnoe Konstruktorskoe Byuro Eksperimentalnogo Samolyotostroeniya-Moskovskogo Aviatsionnogo Instituta (Russia) OSPREY – Osprey Aircraft (United States) P PACAERO – PacAero Engineering Corporation (United States) PACI – Philippine Aircraft Company Inc (Philippines) PACIFIC AEROSPACE – Pacific Aerospace Corporation Ltd (New Zealand) PACIFIC AIRMOTIVE – Pacific Airmotive Corporation (United States) PADC – Philippine Aerospace Development Corporation (Philippines) PAI – Pacific Aeronautical Inc (Philippines) PAKISTAN – Pakistan Aeronautical Complex (Pakistan) PANAVIA – Panavia Aircraft GmbH (Germany/United Kingdom/Italy) PANHA – Panha (Iran Helicopter Support and Renewal Company) (Iran) PANZL – Greg Panzl (United States) PAPA 51 – Papa 51 Ltd (United States) PARAMOUNT – Paramount Aircraft Corporation (United States) PARKER – Cal Y.Parker (United States) PARNALL – George Parnall & Company Ltd (United Kingdom) PARRISH – Parrish Aircraft Xperimental Inc (United States) PARTENAIR – Partenair Design Inc (Canada) PARTENAVIA – Partenavia Costruzione Aeronautiche SpA (Italy) PASOTTI – Legnami Pasotti SpA (Italy) PAULISTA – Companhia Aeronáutica Paulista (Brazil) PAWNEE – Pawnee Aviation (United States) PAXMAN'S – Paxman's Northern Lite Aerocraft Inc (Canada) PAYNE – Vernon W.Payne (United States) PAZMANY – Ladislao Pazmany (United States); Pazmany Aircraft Corporation (United States) PCV – Pregiate Costruzioni Volanti (Italy) PEGASE AERO – Pegase Aero Enr (Canada) PENA – Louis Pena (France) PENNEC-LUCAS – Serge Pennec & Paul Lucas