Inventor · disambiguated record
Robert A. Caldwell
Also filed as: CALDWELL ROBERT A
4 granted patents·54 citations·filing 1974–1979
76Inventor score
Top patents by PatentIndex Score
4 records- 0168US4229643AConsumable welding electrodeALLIS CHALMERS·Filed 1978·Granted Oct 21, 1980·20 cites·2 claims
- 0261US3958730AStopper plug for bottom pour ladlesCALDWELL ROBERT A·Filed 1974·Granted May 25, 1976·20 cites·8 claims
- 0344US4228342AElectroslag weld depositALLIS CHALMERS·Filed 1979·Granted Oct 14, 1980·7 cites·6 claims
- 0443US4228337AMethod of electroslag weldingALLIS CHALMERS·Filed 1979·Granted Oct 14, 1980·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →