[Conditioning] Technology With Human Skills

According to the author of this paper, everyone should have heroes - and John McMinn's forehearth heroes are John Blumenfeld and Frank Bubon of Emhart Glass who designed the Emhart 540 forehearth and were granted a patent in the USA in 1985. Subsequently, successful designs from other suppliers have owed much to their pioneering work, says John, having been responsible for at least two of these developments.