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Hawk Aircraft Development Corp., Batavia, Ohio, expect 1993 to start producing 'clone of Cessna 172P' at former plant of Ayres.
Hawk Industries Inc. found difficulty in transporting its oil- and water-drilling equipment. In July 1977 design began of Gafhawk 125 turboprop STOL freighter (19 August 1982).
HAWKER BEECHCRAFT At the September 2002 NBAA Convention, held in Orlando, Florida, Raytheon Aircraft announced its intention to revert to separate marketing of its Beech and Hawker lines of private…
Hayden Aircraft Corp. incorporated California 15 January 1955 to build Stout Bushmaster 15-AT 3-engined transport. Ceased operations 1958.
Hayes Aircraft Corp. formed at Birmingham, Alabama, spring 1951. Received numerous USAF and Army support contracts, and also converted 137 B-25s into TB-25s and 130 B-50s into jet-boosted KB-50J tankers.
Florida-based Headberg Aviation had by 1986 sold over 490 sets of plans for Flaglor Sky Scooter.
Heath Airplane Co. of Chicago produced ultralights and aerobatic gliders from 1925, classic Parasol single-seater appearing 1926 ($750, or sold as ready-to-assemble kit $188). Ed Heath built many Parasol variations,…
Helicopter Engineering and Construction Corp. produced prototype Model 100 single-seater for New York Aviation Show 1947. Never certificated.
Albert S. Heinrich designed Heinrich Pursuit, built by Victor Aircraft Corp. 1917 (115 mph on 80 hp).
Heinz Aircraft made several small biplane seaplanes 1924-8 with twin floats directly attached to lower wings.
Member of Jaffe Group, markets Bell 222 and BK 117 re-engined with Allison C30Gs.
Helicopter Engineering Research renamed, still trying 1960-65 to certificate helicopter, now called H-1 Commuter.
Helicopter Engineering Research Corp. formed 1954 by former aeroplane designer Harold E. Emigh. Renamed Helicom 1960.
Helio Aircraft Corp. founded 1948 by Dr L.L. Bollinger of Harvard and Dr O.C. Koppen of MIT to build STOL aircraft. Courier (8 April 1949) led to over 500 Courier…
California company formed 1971 to produce Hiller 12E, initially using previously made (Fairchild) components. Renamed Hiller 1973.
Helton Aircraft Corp. formed Mesa, AZ, 1968 to produce 2 versions of Lark 95 aerobatic 2-seater developed 1965 from Culver Cadet.
HENSLEY AIRCRAFT INC The H-1 Wolf is Hensley's initial offering with final funding for construction and testing of the prototype put in place during 2003.
First flown 1937, Vertaplane was single-seat biplane whose top wing could be 'slipped' in forward flight to autorotate, converting machine into winged autogyro. Reappeared March 1947 as Herrick Convertaplane.
Lawrence K. Heuberger built Doodle Bug light racer 1954, Stinger 2-seat tailless delta 1957, and Sizzler (with canopy starting just behind spinner) 1957.
Higgins Industries of New Orleans, shipbuilder, formed Higgins Aircraft 1942 to build USAAF transports. First contract, for 500 C-76, was cancelled and replaced by contract for 500 C-46; this in…
Company formed early 1919 to produce HM Sportplane, single-seat biplane with 20-hp engine and tail carried on slim boom (2 December 1919).
Keith Hill and Roger Kemman built single-seat helicopter with tilting rotor devoid of cyclic control, completed 1959.
HILLBERG HELICOPTERS Company founded 1990 to provide maintenance and modification services to helicopter operators, and moved into kit experimental fields to help builders. Hillberg has also developed the four-seat 1-04,…
In January 1973 Heliparts renamed itself Hiller Aviation Inc. and expanded to build new UH-12s as well as turbine-engined ET and E4T versions. In 1980 FH-1100 added to product range…
Aircraft Division of Hiller Industries formed by Frank Hiller 1942 to develop small coaxial helicopters, Hx-44 Hillercopter prototype being demonstrated August 1944. UH-4 Commuter followed June 1946, but further work…
Hockaday Aircraft Corp. formed Burbank October 1937 to produce Comet 2-seat cabin monoplane. Devoted capacity to wartime work, resuming construction of Comet April 1944, starting flight test 2 months later.
Hocker Sparrow Hawk ultralight parasol monoplane flown 1930. Resurrected 1958 by Ralph R. Denien, Indianapolis, converted to biplane Hocker-Denien Sparrow Hawk and flown 1961.
Charles D. Hoefelmann, Mineral Wells, TX, produced CH-1 Schatzie single-seat biplane (February 1967).
Edward C. Hoffman produced sporting single-seater 1960 and 2-seat flying-boat 1963.
HONDA R&D AMERICAS INC Honda's first business jet was the MH02, designed and built in the late 1980s/early 1990s with the aid of Mississippi State University. This aircraft (N3079N) first…
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