Technische Hochschule KoelnNordrhein-Westfalen, Germany
Hubbell Lighting, Inc.South Carolina, United States
Polyaire Pty Ltd.South Australia, Australia
INNCOM International, Inc.Connecticut, United States
Pierburg Luftfahrtgerate Union GmbHGermany
Regipur Polyurethan-Anlagentechnik GmbHGermany
DIENES Apparatebau GmbHHessen, Germany
Eltorque AS
Hitachi Air Conditioning Systems Co., Ltd.Tokyo-to, Japan
Bavaria Digital Technik GmbHBayern, Germany
MAHLE Behr Berga GmbHGermany
Wuhan Xiwen Polytron Technologies, Inc.Hubei Sheng, China