Looking for a man named Joseph Ellis. My mom last knew him..?

when I was a baby. All she knows is that he was living in new jersey at the time and had family in new jersey at the time. He also was a chef at Houlihans long ago at around 1988... I would love to know this man please help if you can. No criticism please! .. I posted this because i saw someone posted the same question and received amazing answer to her problem.. I hope I get the same results