Inventor · disambiguated record
Donald Hay
Also filed as: HAY DONALD · HAY II DONALD H
2 granted patents·1 pending application·73 citations·filing 1984–2014
57Inventor score
Top patents by PatentIndex Score
3 records- 0188US4777800AStatic head charged hydraulic accumulatorVETCO GRAY INC·Filed 1984·Granted Oct 18, 1988·73 cites·4 claims
- 0245US9574557B2Subsea pressure compensating pump apparatusOCEANEERING INT INC·Filed 2014·Granted Feb 21, 2017·0 cites·23 claims
- 0335US2014224498A1System and Method to Improve Operation of Hydraulic Pump for Subsea ServiceHAY II DONALD H·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →