Inventor · disambiguated record
Robert Willis
Also filed as: WILLIS ROBERT · WILLIS ROBERT A · WILLIS ROBERT ALLEN
5 granted patents·23 citations·filing 2011–2014
75Inventor score
Technology areasH10P
Top patents by PatentIndex Score
5 records- 0180US10271636B2Archimedes brush for semiconductor cleaningILLINOIS TOOL WORKS·Filed 2014·Granted Apr 30, 2019·5 cites·17 claims
- 0267US8898845B2Brush mandrel for PVA sponge brushWILLIS ROBERT·Filed 2012·Granted Dec 2, 2014·2 cites·8 claims
- 0364US9455163B2Brush mandrel for PVA sponge brushILLINOIS TOOL WORKS·Filed 2014·Granted Sep 27, 2016·1 cites·6 claims
- 0459USD727579SBrush core for a sponge brushWILLIS ROBERT·Filed 2011·Granted Apr 21, 2015·13 cites·1 claims
- 0558US9202723B2Brush with cantilevered nodulesWITHERS BRADLEY S·Filed 2011·Granted Dec 1, 2015·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →