Assignee
SPRAINIS RONALD J
US·10 granted patents·50 citations·filing 2008–2012
Top patents by PatentIndex Score
10 records- 0187US8136683B2Combination yoke and elastomeric draft gearSPRAINIS RONALD J·Filed 2008·Granted Mar 20, 2012·9 cites·23 claims
- 0286US8096432B2Elastomeric draft gear having a housingSPRAINIS RONALD J·Filed 2008·Granted Jan 17, 2012·8 cites·15 claims
- 0385US8336209B2Method of making compressible elastomeric springSPRAINIS RONALD J·Filed 2008·Granted Dec 25, 2012·7 cites·8 claims
- 0483US8672151B2Elastomeric draft gear for a railcarSPRAINIS RONALD J·Filed 2011·Granted Mar 18, 2014·9 cites·44 claims
- 0578US8465009B2Elastomeric pad for a compressible elastomeric springSPRAINIS RONALD J·Filed 2008·Granted Jun 18, 2013·4 cites·19 claims
- 0677US9562582B2Compressible elastomeric springSPRAINIS RONALD J·Filed 2011·Granted Feb 7, 2017·5 cites·10 claims
- 0777US8701290B2Method of making compressible elastomeric springSPRAINIS RONALD J·Filed 2012·Granted Apr 22, 2014·2 cites·13 claims
- 0871US8783670B2Compressible elastomeric springSPRAINIS RONALD J·Filed 2008·Granted Jul 22, 2014·2 cites·20 claims
- 0971US8096431B2Combination yoke and elastomeric draft gear having a friction mechanismSPRAINIS RONALD J·Filed 2008·Granted Jan 17, 2012·2 cites·22 claims
- 1062US8528483B2Constant contact side bearing assembly with improved heat dissipation for a railcarSPRAINIS RONALD J·Filed 2010·Granted Sep 10, 2013·2 cites·17 claims
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