Assignee
ALFES LUDGER
DE·5 granted patents·1 pending application·12 citations·filing 2008–2012
Top patents by PatentIndex Score
6 records- 0182US8985587B2Shaft seal for a turbomachineALFES LUDGER·Filed 2010·Granted Mar 24, 2015·6 cites·15 claims
- 0263US8714907B2Arrangement comprising a shaft sealALFES LUDGER·Filed 2009·Granted May 6, 2014·2 cites·20 claims
- 0360US8529217B2Method for operating a compressor device and associated compressor deviceALFES LUDGER·Filed 2008·Granted Sep 10, 2013·3 cites·16 claims
- 0458US8647052B2Arrangement comprising a shaft sealALFES LUDGER·Filed 2009·Granted Feb 11, 2014·1 cites·20 claims
- 0538US9568014B2Gas system for compressing a process gasALFES LUDGER·Filed 2012·Granted Feb 14, 2017·0 cites·8 claims
- 0638US2012093643A1Multistage turbocompressorALFES LUDGER·Filed 2010·Application pending·0 cites
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