Hagen John Lewis
Hall Jeffrey T.
Halsted Milt J.
Hampton Harold J.
Hankel Willi
Hardware & Systems Patents Limited
Hardware Design Inc.
Hardware Designs Inc.
Harrison Peter J.
Hauer Dick W.
Hauer Richard W.
Hedrick Carl
Heinrich Kipp Werk
Heinrich Kipp Werk Spanntechnik+Normelemente
Heithe Michael E.
Helikon Furniture Company
Hendrick Carl W.
Hendrick Carl Willis
Hennessy Thomas F.
Henson Blaine