AP

A. Duane Preston

MV Mve: 5 patents #3 of 24Top 15%
CH Chart: 3 patents #11 of 79Top 15%
Overall (All Time): #661,709 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6851148 Carbon dioxide dry cleaning system Jon R. Turner, Charles Svoboda 2005-02-08
6474115 Shaft seal system with leak management Jon R. Turner 2002-11-05
6442980 Carbon dioxide dry cleaning system Jon R. Turner, Charles Svoboda 2002-09-03
6349947 High pressure chamber door seal with leak detection system Jon R. Turner 2002-02-26
6216302 Carbon dioxide dry cleaning system Jon R. Turner 2001-04-17
6044647 Transfer system for cryogenic liquids Thomas K. Drube, Paul Drube 2000-04-04
5904737 Carbon dioxide dry cleaning system Jon R. Turner 1999-05-18
5651473 Support system for cryogenic vessels Timothy Neeser 1997-07-29