Assignee

HEI HONGXU

CN·2 granted patents·0 citations·filing 2012–2012

Technology mixC21D2 H01F2

Top patents by PatentIndex Score

2 records

0144US9822423B2Method for producing silicon steel normalizing substrateHEI HONGXU·Filed 2012·Granted Nov 21, 2017·0 cites·13 claims
0239US9738946B2Method for producing silicon steel normalizing substrateHEI HONGXU·Filed 2012·Granted Aug 22, 2017·0 cites·8 claims

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