Inventor · disambiguated record
Roger L. Robertson
Also filed as: ROBERTSON ROGER L
3 granted patents·38 citations·filing 1980–1996
70Inventor score
Top patents by PatentIndex Score
3 records- 0162US4376271APolarized DC contactorsSIEMENS ALLIS INC·Filed 1981·Granted Mar 8, 1983·13 cites·11 claims
- 0250US5633774AElectronic overload relay power sourceSIEMENS ENERGY & AUTOMATION INC·Filed 1996·Granted May 27, 1997·20 cites·18 claims
- 0342US4404442ACircuit interrupter having flash plates with interrupted surfacesSIEMENS ALLIS INC·Filed 1980·Granted Sep 13, 1983·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →