Yoshino Ryuji
Yu Chiu-ting
Yu Young Hee
Yu Young-Hee
Yudo Co. Ltd.
Yugen Kaisha Sawafujisekkei
Zahradnik Rudolf
Zakich Paul
Zeev Wertheimer
Zeiger Donald J.
Zeysolff Edmond
Zimmerman Wolfgang
Zingler Arnold
Zoppas Matteo
Zorn Molds
Zuest Randy
Zuraw Michael K.
Zygo Mold Limited
Zygo Mould Limited