Inventor · disambiguated record
Donald G. Zink
Also filed as: ZINK DONALD G
8 granted patents·177 citations·filing 1990–2001
89Inventor score
Top patents by PatentIndex Score
8 records- 0182US6491736B1Polyhydric alcohol anti-dust agent for inorganic materialsMONTANA SULPHUR & CHEMICAL COM·Filed 2001·Granted Dec 10, 2002·23 cites·2 claims
- 0275US5303843AFluid transport apparatus with water hammer eliminator systemMONTANA SULPHUR & CHEM·Filed 1990·Granted Apr 19, 1994·39 cites·39 claims
- 0366US5285998AInternal valve for pressure fluid containment vesselsMONTANA SULPHUR & CHEM·Filed 1990·Granted Feb 15, 1994·22 cites·143 claims
- 0463US5097976AFluid containment apparatus with well closure assemblyMONTANA SULPHUR & CHEM·Filed 1990·Granted Mar 24, 1992·30 cites·2 claims
- 0559US5280874AInternal valveMONTANA SULPHUR & CHEM·Filed 1992·Granted Jan 25, 1994·17 cites·57 claims
- 0657US5211202AFluid apparatus with pressure-tight recessed wellMONTANA SULPHUR & CHEM·Filed 1991·Granted May 18, 1993·19 cites·105 claims
- 0756US5141013AFluid containment apparatusMONTANA SULPHUR & CHEM·Filed 1990·Granted Aug 25, 1992·18 cites·64 claims
- 0841US5222517AFluid containment vessel with one or more recessed wellsMONTANA SULPHUR & CHEM·Filed 1990·Granted Jun 29, 1993·9 cites·96 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →