Hugley Dale G.
Humblot David
Hydac Technology GmbH
HYDAC Technology GmbH
Hydrotrole Limited
Hypro Corp.
In-Well Technologies Inc.
Ingenieurburo H. Luthin AG
Iowa Industrial Hydraulics, Inc.
Jacobellis A. A.
Jenski, Jr. Gary M.
Johannesson Leif
Kalebich Joseph M.
Kandelman Allen
Katagiri Akira
Katsura Masayoshi
Kawano Hiroshige
Kebukawa Akira
Kemner Ulrich
Killing Bernd