Individual holder
SPIEGLER DAVID J
US·3 granted patents·54 citations·filing 2011–2012
Individually held — no corporate assignee on record.
Technology mixA63B1
Top patents by PatentIndex Score
3 records- 0184USD775288STraining ballSPIEGLER DAVID J·Filed 2011·Granted Dec 27, 2016·45 cites·1 claims
- 0270US9149698B2Ball skill enhancement training programs and methodsSPIEGLER DAVID J·Filed 2012·Granted Oct 6, 2015·7 cites·16 claims
- 0329USD779004STraining ballSPIEGLER DAVID J·Filed 2011·Granted Feb 14, 2017·2 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →