Inventor · disambiguated record
Alec Ewen
Also filed as: EWEN ALEC
4 granted patents·115 citations·filing 1993–1995
79Inventor score
Files withENFIELD IND CORP4
Top patents by PatentIndex Score
4 records- 0183US5433484ADouble containment pipe and fitting jointENFIELD IND CORP·Filed 1993·Granted Jul 18, 1995·49 cites·21 claims
- 0280US5624140ADouble containment pipe fittingENFIELD IND CORP·Filed 1993·Granted Apr 29, 1997·39 cites·15 claims
- 0367US5529656AMethod of making fitting joint for double containment pipeENFIELD IND CORP·Filed 1995·Granted Jun 25, 1996·26 cites·18 claims
- 0427US6649015B1Method of making fitting joint for double containment pipeENFIELD IND CORP·Filed 1995·Granted Nov 18, 2003·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →