Assignee
BLUM GMBH & CO E
DE·6 granted patents·68 citations·filing 1979–1989
Top patents by PatentIndex Score
6 records- 0173US5003145AInductively operated heating apparatus for plastic materialsBLUM GMBH & CO E·Filed 1989·Granted Mar 26, 1991·28 cites·16 claims
- 0254US4599595ALaminated iron core for transformers, choke coils and the likeBLUM GMBH & CO E·Filed 1983·Granted Jul 8, 1986·10 cites·7 claims
- 0354US4518942AElectric machine, such as transformer choke, constant-voltage regulator or the likeBLUM GMBH & CO E·Filed 1984·Granted May 21, 1985·10 cites·8 claims
- 0454US4496925AStepped iron core for static or dynamic electric machinesBLUM GMBH & CO E·Filed 1982·Granted Jan 29, 1985·10 cites·16 claims
- 0551US4904527ALamination for use in transformers or the like and method of making the sameBLUM GMBH & CO E·Filed 1983·Granted Feb 27, 1990·7 cites·20 claims
- 0635US4353052AIron core with planished clamping surfaces for electric machine, such as transformer, choke, voltage stabilizer or the likeBLUM GMBH & CO E·Filed 1979·Granted Oct 5, 1982·3 cites·4 claims
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