Inventor · disambiguated record
Fred Schalch
Also filed as: SCHALCH FRED · SCHALCH FRED E
5 granted patents·59 citations·filing 1977–1981
80Inventor score
Technology areasB23K
Top patents by PatentIndex Score
5 records- 0173US4144440AMethod and apparatus for controlling welding operations during resistance weldingFAEL SA·Filed 1978·Granted Mar 13, 1979·27 cites·32 claims
- 0258US4414455AMethod of and apparatus for producing can bodies welded along the longitudinal seamSCHULER GMBH L·Filed 1981·Granted Nov 8, 1983·14 cites·15 claims
- 0346US4162382ATransport device for an electrical resistance welding machineFAEL SA·Filed 1977·Granted Jul 24, 1979·8 cites·10 claims
- 0443US4137444AWire resistance-roll welder with brake and tension devicesFAEL SA·Filed 1977·Granted Jan 30, 1979·7 cites·4 claims
- 0533US4150277AElectrode roll arrangement for a resistance roll-welding machineFAEL SA·Filed 1977·Granted Apr 17, 1979·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →