Inventor · name-matched record
RAMASWAMY NAGAPPAN
2 granted patents·1 pending application·0 citations·filing 2023–2024
23Inventor score
Technology areasH01M
Files withGM GLOBAL TECH OPERATIONS LLC3
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
3 records- 0168US12525619B2Fuel cell electrode and fuel cell system including zirconium-based dopantsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Jan 13, 2026·0 cites·20 claims
- 0264US12580204B2Fuel cell electrode and fuel cell system including a functionalized carbon supportGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Mar 17, 2026·0 cites·20 claims
- 0364US2026074254A1Fluorocarbon molecular additives for perfluorosulfonic acid based membranesGM GLOBAL TECH OPERATIONS LLC·Filed 2024·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →