Yamaha Corp.SZ, JP
Sango Co. Ltd.Aichi, Japan
Tellurex Corp.
Phononic, Inc.North Carolina, United States
Greenteg AGZurich, Switzerland
Ferrotec Holdings Corp.
RGS Development BVNoord-Holland, Netherlands
Gentherm, Inc.Michigan, United States
Alphabet Energy, Inc.California, United States
Sango Co. Ltd.Aichi-ken, Japan
Kryotherm AB
Matrix Industries, Inc.California, United States