Inventor · disambiguated record
Zean Z. Gassmann
Also filed as: GASSMANN ZEAN Z
3 granted patents·72 citations·filing 1984–1984
74Inventor score
Files withTEXACO INC3
Top patents by PatentIndex Score
3 records- 0163US4540049AMethod of improving steam flood conformance with steam flooding agents without a non-condensable gasTEXACO INC·Filed 1984·Granted Sep 10, 1985·21 cites·10 claims
- 0262US4577688AInjection of steam foaming agents into producing wellsTEXACO INC·Filed 1984·Granted Mar 25, 1986·28 cites·12 claims
- 0357US4540050AMethod of improving conformance in steam floods with steam foaming agentsTEXACO INC·Filed 1984·Granted Sep 10, 1985·23 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →