H. C. F. Porsche
H. C. S. Turbine Co. (a Partnership)
H.a.c. Technologies Pty Ltd.
Haag Rudolf
Hackbarth Eugene R.
Hackett David Elliot
Haft Gerald
Hagen Marcus W.
Hahn Douglas Edward
Haiman John J.
Hall Charles B.
Hall Lewis S.
Hallam Paul Wilson
Hamada Yoshitugu
Hamai Kyugo
Hammick Frederic C.
Han Jeiwon
Hanley George P.
Hans Dieter Paschke
Hans G. Koeberich