Inventor · disambiguated record
A. Duane Preston
Also filed as: PRESTON A D · PRESTON A DUANE
8 granted patents·1 pending application·511 citations·filing 1992–2004
91Inventor score
Top patents by PatentIndex Score
9 records- 0197US6442980B2Carbon dioxide dry cleaning systemCHART INC·Filed 2001·Granted Sep 3, 2002·70 cites·21 claims
- 0297US5904737ACarbon dioxide dry cleaning systemMVE INC·Filed 1997·Granted May 18, 1999·161 cites·31 claims
- 0393US6044647ATransfer system for cryogenic liquidsMVE INC·Filed 1997·Granted Apr 4, 2000·119 cites·23 claims
- 0488US5651473ASupport system for cryogenic vesselsMVE INC·Filed 1992·Granted Jul 29, 1997·71 cites·6 claims
- 0585US6851148B2Carbon dioxide dry cleaning systemCHART INC·Filed 2002·Granted Feb 8, 2005·30 cites·9 claims
- 0680US6216302B1Carbon dioxide dry cleaning systemMVE INC·Filed 1999·Granted Apr 17, 2001·43 cites·20 claims
- 0772US6474115B1Shaft seal system with leak managementCHART INC·Filed 2000·Granted Nov 5, 2002·11 cites·27 claims
- 0840US2005108829A1Carbon dioxide dry cleaning systemCHART INC·Filed 2004·Application pending·0 cites
- 0937US6349947B1High pressure chamber door seal with leak detection systemMVE INC·Filed 1999·Granted Feb 26, 2002·6 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →