Inventor · disambiguated record
Roopinder Singh Grewal
Also filed as: GREWAL ROOPINDER S · GREWAL ROOPINDER SINGH
9 granted patents·2 pending applications·70 citations·filing 2002–2008
87Inventor score
Files withAVAGO TECH ECBU IP SG PTE LTD4AGILENT TECHNOLOGIES INC1AVAGO TECHNOLOGIES ECBU IP PTE1BROSNAN MICHAEL J1MICRON TECHNOLOGY INC1
Top patents by PatentIndex Score
11 records- 0177US8730168B2Contaminant-resistant optical mouse and cradleMOYER VINCENT C·Filed 2008·Granted May 20, 2014·8 cites·1 claims
- 0273US6974947B2Apparatus and method for sensing rotation based on multiple sets of movement dataAGILENT TECHNOLOGIES INC·Filed 2002·Granted Dec 13, 2005·18 cites·28 claims
- 0371US7474297B2Contaminant-resistant optical mouse and cradleAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Jan 6, 2009·14 cites·5 claims
- 0470US7613329B2Apparatus for controlling the position of a screen pointer that detects defective pixelsAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Nov 3, 2009·12 cites·11 claims
- 0569US7795697B2Method and device for integrating an illumination source and detector into the same IC package that allows angular illumination with a common planar leadframeAVAGO TECH ECBU IP SG PTE LTD·Filed 2008·Granted Sep 14, 2010·4 cites·14 claims
- 0665US7446756B2Apparatus for controlling the position of a screen pointer with low sensitivity to particle contaminationAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Nov 4, 2008·9 cites·10 claims
- 0761US7388283B2Method and device for integrating an illumination source and detector into the same IC package that allows angular illumination with a common planar leadframeAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2005·Granted Jun 17, 2008·2 cites·18 claims
- 0858US8264461B2Apparatus for controlling the position of a screen pointer with low sensitivity to particle contaminationBROSNAN MICHAEL J·Filed 2008·Granted Sep 11, 2012·2 cites·12 claims
- 0951US8081159B2Programmable lift response for an optical navigation deviceWENSTRAND JOHN S·Filed 2005·Granted Dec 20, 2011·1 cites·24 claims
- 1046US2009027544A1Solid state optical motion compensationMICRON TECHNOLOGY INC·Filed 2007·Application pending·0 cites
- 1142US2004239630A1Feedback to users of optical navigation devices on non-navigable surfacesFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →