Inventor · disambiguated record
Andrew H. Hilliard
Also filed as: HILLIARD ANDREW · HILLIARD ANDREW H
3 granted patents·11 citations·filing 2012–2016
63Inventor score
Technology areasE04G
Top patents by PatentIndex Score
3 records- 0184US10767386B2Washer assembly for use in affixing a guardrail support to a surfaceSAFETY MAKER INC·Filed 2016·Granted Sep 8, 2020·7 cites·6 claims
- 0258US9598870B2Apparatus for forming temporary guardrails on stairsSAFETY MAKER INC·Filed 2016·Granted Mar 21, 2017·1 cites·19 claims
- 0357US9493959B2Apparatus for forming temporary guardrail on stairsGUTIERREZ MIGUEL OSVALDO·Filed 2012·Granted Nov 15, 2016·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →