Assignee
WELCH JOHN
US·2 granted patents·1 pending application·20 citations·filing 2005–2014
Top patents by PatentIndex Score
3 records- 0180US7665411B2System and method for a tow-rope retraction device for watercraftWELCH JOHN·Filed 2005·Granted Feb 23, 2010·16 cites·20 claims
- 0262US9566488B1Golf club cleanerWELCH JOHN·Filed 2014·Granted Feb 14, 2017·4 cites·19 claims
- 0341US2011124891A1Alpha-pentafluorosulfanyl aldehydes, ketones and acidsWELCH JOHN·Filed 2008·Application pending·0 cites
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