who am i ?

Today let me tell you about a story and you need to guess who that person is in comment In my next post i will revel the name of person.
I was born in San Francisco, California, on February 24, 1955.I dropped out of collage but informally continued my education. In 1976 i and my friend started our first computer.In 1980 my company become public on dec 12th 1980 with first day but then in few years we lost our company shares then i am forced to reign from my own build company .then i did not give up i pick up people who involved in my new company .Then my new company was purchased by my last company .In 2011 Forbes named my company as most valuable then i reigned as ceo and died same year .