Assignee
HULL R O &
4 granted patents·153 citations·filing 1978–1978
Top patents by PatentIndex Score
4 records- 0193US4171231ACoating solutions of trivalent chromium for coating zinc surfacesHULL R O &·Filed 1978·Granted Oct 16, 1979·69 cites·18 claims
- 0291US4169772AAcid zinc plating baths, compositions useful therein, and methods for electrodepositing bright zinc depositsHULL R O &·Filed 1978·Granted Oct 2, 1979·40 cites·23 claims
- 0378US4152176AMethod of preparing titanium-containing phosphate conditioner for metal surfacesHULL R O &·Filed 1978·Granted May 1, 1979·24 cites·11 claims
- 0477US4162947AAcid zinc plating baths and methods for electrodepositing bright zinc depositsHULL R O &·Filed 1978·Granted Jul 31, 1979·20 cites·20 claims
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