Fall River-based Philips Lightolier has increased its LED products to 20% of the company’s sales, making it a leader in renewable lighting technology within 3 years. The chairman of Philips Lighting North America, Zia Eftekhar, said it’s the world’s largest lighting company and credits the success in the LED market to a commitment to research and development of green and renewable product innovation. “I think a combination of making sense financially and supporting a commitment to sustainability gives you a better product. Energy efficiency is p...