Inventor · disambiguated record
Vishnu D. Singh
Also filed as: SINGH VISHNU · SINGH VISHNU D · SINGH VISHNU DEO
8 granted patents·1 pending application·165 citations·filing 1995–2023
86Inventor score
Top patents by PatentIndex Score
9 records- 0196US7687041B2Apparatus and methods for urea productionKELLOGG BROWN & ROOT LLC·Filed 2008·Granted Mar 30, 2010·70 cites·20 claims
- 0288US7642377B1Systems and methods for integrated ammonia-urea processKELLOGG BROWN & ROOT LLC·Filed 2008·Granted Jan 5, 2010·10 cites·20 claims
- 0385US11616746B1Personalized temporary unsubscribe mechanisms for email subscriptionsADOBE INC·Filed 2021·Granted Mar 28, 2023·2 cites·20 claims
- 0477US5523483AIntegrated urea/ammonia processKELLOGG M W CO·Filed 1995·Granted Jun 4, 1996·51 cites·8 claims
- 0566US8481786B2Systems and methods for integrated ammonia-urea processSINGH VISHNU D·Filed 2009·Granted Jul 9, 2013·2 cites·20 claims
- 0661US5744009AMethod and apparatus for recovering condensables in vapor from a urea vacuum evaporatorKELLOGG M W CO·Filed 1995·Granted Apr 28, 1998·30 cites·20 claims
- 0760US11784954B2Personalized temporary unsubscribe mechanisms for email subscriptionsADOBE INC·Filed 2023·Granted Oct 10, 2023·0 cites·20 claims
- 0843US2017273498A1Hot and cold beverage dispensing apparatusSINGH VISHNU·Filed 2016·Application pending·0 cites
- 0940US10287241B2Methods and systems for producing ureaKELLOGG BROWN & ROOT LLC·Filed 2017·Granted May 14, 2019·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →