Inventor · disambiguated record

Justin Wade Erwin

Also filed as: ERWIN JUSTIN WADE

2 granted patents·1 citations·filing 2014–2016

30Inventor score

Technology areasF01C F04B

Files withGREYSTONE TECHNOLOGIES PTY LTD1 NAT OILWELL VARCO LP1

Top patents by PatentIndex Score

2 records

0160US9334736B2Rotary fluid machine operable as a motor or a pumpGREYSTONE TECHNOLOGIES PTY LTD·Filed 2014·Granted May 10, 2016·1 cites·27 claims
0241US11092145B2Pump and valve retainer assemblyNAT OILWELL VARCO LP·Filed 2016·Granted Aug 17, 2021·0 cites·19 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →