Inventor · disambiguated record
Shawn A. Opfer
Also filed as: OPFER SHAWN A
8 granted patents·23 citations·filing 1998–2013
82Inventor score
Top patents by PatentIndex Score
8 records- 0171US9127781B2Pinch valveOPFER SHAWN A·Filed 2013·Granted Sep 8, 2015·4 cites·23 claims
- 0238USD706395SValveOPFER SHAWN A·Filed 2013·Granted Jun 3, 2014·4 cites·1 claims
- 0335US6155442ADrawbar for lightweight drawbar assemblyMCCONWAY & TORLEY CORP·Filed 1998·Granted Dec 5, 2000·6 cites·8 claims
- 0431USD706396SValveOPFER SHAWN A·Filed 2013·Granted Jun 3, 2014·2 cites·1 claims
- 0530US6065622ASpool for lightweight drawbar assemblyMCCONWAY & TORLEY CORP·Filed 1998·Granted May 23, 2000·2 cites·20 claims
- 0629US6131752ABearing block for lightweight drawbar assemblyMCCONWAY & TORLEY CORP·Filed 1998·Granted Oct 17, 2000·2 cites·3 claims
- 0729US6102222ALightweight drawbar assemblyMCCONWAY & TORLEY CORP·Filed 1998·Granted Aug 15, 2000·2 cites·20 claims
- 0828US6092679ASupport housing for lightweight drawbar assemblyMCCONWAY & TORLEY CORP·Filed 1998·Granted Jul 25, 2000·1 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →