Roger was more involved in Fender’s archtops and also the Thinline Telecaster, but Philip was the person who built George Harrison’s rosewood Tele and the rosewood Strat for Hendrix.

Philip Kubicki was an apprentice to renowned guitar-builder Roger Rossmeisl, and they both worked on the George Harrison Rosewood Telecaster [made in 1968] and the Hendrix Rosewood Stratocaster ...

He's also still friends with Ringo Starr to this day, and has maintained a close relationship with the Harrison family, even helping to return George's famed Rosewood Telecaster guitar to them.