Inventor

LEONHARDT CHARLES G

US3 patents

Patents

3 patents

US7220439B2May 22, 2007

Wine aging method and system

LEONHARDT CHARLES G12 citations76

US7198809B2Apr 3, 2007

Method and system for removing harmful gases from wines and other beverages

LEONHARDT CHARLES G10 citations76

US8163271B2Apr 24, 2012

Oral hygiene products and method of using the same

LEONHARDT CHARLES G1 citations54