​​​Every day, we help meet people's needs across all aspects of life.  Our technology is seamlessly integrated into homes and transportation, offices and restaurants, healthcare and aviation, and even Olympic villages and disaster relief sites.  As a member of the global community, our products bring warmth in the cold, coolness in the heat, and light and energy in the darkness.  For half a century, we have stood by people's side -- and we will continue to do so for generations to come.   ​​