Inventor · disambiguated record
Earl James Copple
Also filed as: COPPLE EARL JAMES
3 granted patents·217 citations·filing 1997–1998
74Inventor score
Technology areasH02M
Files withNORTHROP GRUMMAN CORP3
Top patents by PatentIndex Score
3 records- 0191US5929614AHigh efficiency DC step-up voltage converterNORTHROP GRUMMAN CORP·Filed 1997·Granted Jul 27, 1999·198 cites·10 claims
- 0239US5877610AMultiple cell boost converterNORTHROP GRUMMAN CORP·Filed 1997·Granted Mar 2, 1999·12 cites·16 claims
- 0333US6064579AShifted drive inverter for multiple loadsNORTHROP GRUMMAN CORP·Filed 1998·Granted May 16, 2000·7 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →