Inventor · disambiguated record
Edward E. Heald
Also filed as: HEALD EDWARD E
8 granted patents·1 pending application·160 citations·filing 1987–2003
89Inventor score
Top patents by PatentIndex Score
9 records- 0191USD422717SLadder topWERNER CO·Filed 1999·Granted Apr 11, 2000·49 cites·1 claims
- 0288USD310884SCover for tops of laddersWERNER CO INC R D·Filed 1987·Granted Sep 25, 1990·34 cites·1 claims
- 0370USD404503SCaddy topWERNER CO·Filed 1997·Granted Jan 19, 1999·16 cites·1 claims
- 0468USD413990SFront face of a ladder topWERNER CO·Filed 1998·Granted Sep 14, 1999·15 cites·1 claims
- 0558USD397228SStep ladderWERNER CO·Filed 1997·Granted Aug 18, 1998·10 cites·1 claims
- 0651US5791439ALadder, member for connecting a rail to a horizontal element of a ladder, and method, and apparatus and method for holding a washerWERNER CO·Filed 1995·Granted Aug 11, 1998·17 cites·28 claims
- 0749US5636706ALadder, member for connecting a rail to a horizontal element of a ladder, and methodWERNER CO·Filed 1994·Granted Jun 10, 1997·14 cites·16 claims
- 0840US2006244172A1Removable and replaceable inserts for pultrusion dieHEALD EDWARD E·Filed 2003·Application pending·0 cites
- 0933US6142255ALadder, member for connecting a rail to a horizontal element of a ladder, and methodWERNER CO·Filed 1997·Granted Nov 7, 2000·5 cites·21 claims
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