Inventor · disambiguated record
R. David Prengaman
Also filed as: PRENGAMAN R D · PRENGAMAN R DAVID
10 granted patents·2 pending applications·132 citations·filing 1998–2025
88Inventor score
Top patents by PatentIndex Score
12 records- 0190US12334556B2Lead-based alloy and related processes and productsRSR TECH INC·Filed 2024·Granted Jun 17, 2025·0 cites·20 claims
- 0288US6649306B2Alloy for thin positive grid for lead acid batteries and method for manufacture of gridRSR TECHNOLOGIES INC·Filed 2000·Granted Nov 18, 2003·40 cites·16 claims
- 0385US6224723B1Electrowinning anodes which rapidly produce a protective oxide coatingRSR TECHNOLOGIES INC·Filed 2000·Granted May 1, 2001·26 cites·16 claims
- 0485US2025279427A1Lead-based alloy and related processes and productsRSR TECH INC·Filed 2025·Application pending·0 cites
- 0583US11962008B2Lead-based alloy and related processes and productsRSR TECH INC·Filed 2022·Granted Apr 16, 2024·0 cites·9 claims
- 0681US10950859B2Lead-based alloy and related processes and productsRSR TECH INC·Filed 2019·Granted Mar 16, 2021·0 cites·20 claims
- 0777US11522190B2Lead-based alloy and related processes and productsRSR TECH INC·Filed 2021·Granted Dec 6, 2022·0 cites·18 claims
- 0874US6131798AElectrowinning anodeRSR TECHNOLOGIES INC·Filed 1998·Granted Oct 17, 2000·28 cites·7 claims
- 0972US6664003B2Method for enhancing lead oxidation during production of lead acid batteriesRSR TECHNOLOGIES INC·Filed 2001·Granted Dec 16, 2003·15 cites·18 claims
- 1069US10511022B2Lead-based alloy and related processes and productsRSR TECH INC·Filed 2017·Granted Dec 17, 2019·0 cites·14 claims
- 1163US6177056B1Process for recycling lead-acid batteriesRSR CORP·Filed 1999·Granted Jan 23, 2001·23 cites·9 claims
- 1242US2005238952A1High tin containing alloy for battery componentsPRENGAMAN R D·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →