Kallithea Nord Nord N.1700 Northrop Grumman MQ-8 Fire Scout Nova Sp. z.o.o. Nova Coden P Panha Panha 2091 Pawnee Aviation Pawnee Chief Pawnee Warrior Pentecost Pentecost HX-1 Hoppi-Copter Petróczy-Kármán-Žurovec PKZ-1 Philippine Aerospace Development Corporation PADC Hummingbird Phoenix Rotorcraft Phoenix Skyblazer Piasecki Helicopter Piasecki HRP-1 Piasecki PV-2 Piasecki HUP Piasecki H-16 Pathfinder Piasecki H-21 Piasecki 59 Airgeep Piasecki X-49 Piasecki PA-97 Pitcairn Pitcairn PA-18 Pitcairn PA-19 Pitcairn PAA-1 Pitcairn PCA-2 Platt-LePage Aircraft Co Platt-LePage XR-1 PZL PZL W-3 Sokół PZL SM-4 Latka PZL SW-4 PZL Kania R Raven Rotorcraft Raven Explorer I Raven Explorer II Redback Aviation Redback Buzzard Revolution Helicopter Corporation Revolution Mini-500 Robinson Helicopter Robinson R22 Robinson R44 Robinson R66 Rotorcraft Ltd Cierva CR-Twin Rotorschmiede Rotorschmiede VA115 RotorSport UK Ltd RotorSport UK Calidus RotorSport UK MT-03 RotorWay International RotorWay Elite RotorWay Exec 162F RotorWay Scorpion RotorWay A600 Talon RotorWay 300T Eagle Rotorwing-Aero Rotorwing-Aero 3D-RV Russian Gyroplanes Russian Gyroplanes Gyros-1 Farmer Russian Gyroplanes Gyros-2 Smartflier S Santos-Dumont Santos-Dumont helicopter Saunders Saunders Helicogyre Saunders Roe Saro Skeeter Saro P.531 Scheutzow Scheutzow B Schweizer Aircraft Corporation Schweizer 300 Schweizer 330/333 Shaanxi Baojii Special Vehicles Manufacturing Company Shaanxi Baojii Special Vehicles Lie Ying Falcon Shahed Aviation Industries Research Center HESA Shahed 278 HESA Shahed 285 Showers-Aero Showers Skytwister Choppy Sikorsky Aircraft Corporation Vought-Sikorsky VS-300 Sikorsky R-4 Sikorsky R-5 Sikorsky R-6 Sikorsky H-19 (S-55) Sikorsky CH-37 Mojave Sikorsky H-34 (S-58) Sikorsky XH-39 MH-53J Pave Low Sikorsky S-60 Sikorsky UH-3 Sea King Sikorsky S-62 Sikorsky CH-54 Tarhe (S-64) CH-53 Sea Stallion Sikorsky S-67 Sikorsky S-69 Sikorsky S-70 UH-60, HH-60, SH-60 Sikorsky S-72 Sikorsky S-75 Sikorsky S-76 CH-53E Super Stallion Sikorsky S-92 CH-148 Cyclone Sikorsky S-97 Raider RAH-66 Comanche Sikorsky X2 Sikorsky Cypher Silvercraft Italiana Silvercraft SH-4 SKT Swiss Kopter Technology SA SKT Skyrider 06 SkyCruiser Autogyro SkyCruiser Autogyro SkyCruiser SNCAC SNCAC NC.2001 SNCASE SNCASE SE-3110 SNCASO Sud-Ouest Ariel Sud-Ouest Djinn Spitfire Helicopter Company Spitfire Helicopters Spitfire Mk.I Spitfire Helicopters Spitfire Mk.II Tigershark Star Aviation Inc|Star Aviation Star Aviation LoneStar Sport Helicopter Sznycer Sznycer SG-VI-D Sznycer Omega BS-12 T Titanium Auto Gyro Titanium Explorer Transcendental Aircraft Corporation Transcendental 1-G Trendak Trendak Tercel Trixy Aviation Products Trixy G 4-2 R Trixy Liberty Trixy Princess Trixy Trixformer TsAGI TsAGI A-4 Turkish Aerospace Industries TAI/AgustaWestland T-129 TAI T-625 V Vertical Vertical Hummingbird Villamil Villamil Libélula Viblandi Volocopter Volocopter VC2 Volocopter 2X Vortech Vortech A/W 95 Vortech Choppy Vortech G-1 Vortech Hot Rod Vortech Kestrel Jet Vortech Meg-2XH Strap-On Vortech