Inventor · disambiguated record
James Erhardt
Also filed as: ERHARDT JAMES · ERHARDT JAMES C
6 granted patents·60 citations·filing 2009–2023
80Inventor score
Top patents by PatentIndex Score
6 records- 0189US8375991B2Valve assemblyWATTS REGULATOR CO·Filed 2010·Granted Feb 19, 2013·27 cites·13 claims
- 0279US8051497B1Head covering apparatusERHARDT JAMES C·Filed 2009·Granted Nov 8, 2011·21 cites·12 claims
- 0378US11603995B2Tankless water heater isolation valve assemblyWATTS REGULATOR CO·Filed 2021·Granted Mar 14, 2023·1 cites·23 claims
- 0475US8479319B1Method for using a head covering apparatusERHARDT JAMES C·Filed 2011·Granted Jul 9, 2013·10 cites·4 claims
- 0570US12241640B2Tankless water heater isolation valve assemblyWATTS REGULATOR CO·Filed 2023·Granted Mar 4, 2025·0 cites·16 claims
- 0657US8419842B2Hydronic system air eliminatorCASTRIGNO STEVEN·Filed 2010·Granted Apr 16, 2013·1 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →