CHARLES KOPPELMAN, a songwriter and band member who became one of the music industry’s most powerful executives, building EMI MUSIC PUBLISHING into a market share leader, died FRIDAY at the age of 82. His daughter, JENNY KOPPELMAN HUTT, announced his death on FACEBOOK. “With a very heavy heart, we want to share that our beloved father, pop-pop and best friend, CHARLES KOPPELMAN passed away peacefully earlier today surrounded by his entire family. His larger-than-life presence .