ENERGY STAR  Partners with Product

Diode manufacturers
Manufacturers listed below produce the diodes used in LED traffic signals

   Domestic

• Agilent Technologies
• American Bright Optoelectronics Corp.
• American Zettler, Inc. (LEDopto)
• AND - Purdy Electronics
• Clairex Technologies, Inc.
• Cree, Inc.
• Elma Electronic Inc.
• Fairchild Semiconductor
• Gilway Technical Lamp
• Infineon - Siemens (Intl. headquarters)
• Kingbright USA (Intl. headquarters)
• Lite-On (Intl. headquarters)
• Lumex (Intl. headquarters)
• Marktech Optoelectronics (Toshiba Partner)
• MCD Electronics
• Nichia America Corp. (Intl. headquarters)
• Panasonic - Matsushita Electronics Corp. (Intl. headquarters)
• Para Light (Intl. headquarters)
• Rohm Electronics (Intl. headquarters)
• Sharp Corp. Electronic Components Group (Intl. headquarters)
• Sun-LED (Intl. headquarters)
• Toshiba (Intl. headquarters)