Hastings James H.
Hatakeyama Ryoichi
Hatta Katsuhiko
Heinlein Werner
Hellman Fredrik
Hepworth Plastics Limited
Herbert John T.
Higgins Kenneth T.
Hirose Tomoyoshi
Hobas-Engineering AG
Houghton Joseph
Houltz Robert M.
Howard Erik M.
Hsu Mitchell M. C.
Hulsebos Michel Paul
Hussard Michel
Hydrasearch Co. Inc.
Ichimi Hideo
Industrias Neoplast, S.A.
Industriele Onderneming Wavin N.V.