Zocchi retired, but his company charmingly continues.
https://www.gamescience.com/about-1
(Note: the sprue left by his sharp-edged process has since been proven to result in more bias than the tumbling undergone by the round-edged process.)
https://www.gamescience.com/about-1
(Note: the sprue left by his sharp-edged process has since been proven to result in more bias than the tumbling undergone by the round-edged process.)