Inventor · disambiguated record
Purna Chander Nalla
Also filed as: NALLA PURNA C · NALLA PURNA CHANDER
5 granted patents·18 citations·filing 2008–2020
70Inventor score
Top patents by PatentIndex Score
5 records- 0186US8359833B2Method for introducing a reductant into an exhaust streamCATERPILLAR INC·Filed 2009·Granted Jan 29, 2013·15 cites·20 claims
- 0274US9670818B2Air-assist dosing system having priming detectionCATERPILLAR INC·Filed 2015·Granted Jun 6, 2017·2 cites·26 claims
- 0353US11268411B2System and method for engine valve lash calibrationCATERPILLAR INC·Filed 2020·Granted Mar 8, 2022·0 cites·17 claims
- 0450US8091414B2Methods of detecting replacement of a particulate matter filterHARSHBARGER DANIEL R·Filed 2008·Granted Jan 10, 2012·1 cites·12 claims
- 0543US10641152B2Control system for a reductant dosing systemCATERPILLAR INC·Filed 2017·Granted May 5, 2020·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →