De Poan Pneamatic Corp.
Gallentine William
Kabushikikaisha Takahashi Engineering
Kumai Seizo
Mutschler Gerhard
Oouchi Haruhiko
Orthwein William G.
RME Underground Pty Ltd
Shimada Fubito
Siegenthaler Max
SIG Rocktools AG
Tasaki Yasuo
Undin Hans
Weidmuller Interface GmbH & Co.
Zirn Oliver