Inventor · disambiguated record
Eric J. Lundgard
Also filed as: LUNDGARD ERIC J · LUNDGARD ERIC JAMES
3 granted patents·37 citations·filing 2017–2019
67Inventor score
Technology areasH04R
Top patents by PatentIndex Score
3 records- 0178USD871364SAudio amplifierLUNDGARD ERIC J·Filed 2019·Granted Dec 31, 2019·24 cites·1 claims
- 0264USD813189SVacuum tube based audio amplifierLUNDGARD ERIC J·Filed 2017·Granted Mar 20, 2018·13 cites·1 claims
- 0332US10484768B2Speaker systemLUNDGARD ERIC JAMES·Filed 2018·Granted Nov 19, 2019·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →