Assignee
LEHR PREC INC
US·3 granted patents·1 pending application·107 citations·filing 2000–2007
Top patents by PatentIndex Score
4 records- 0192US7192260B2Progressive cavity pump/motor stator, and apparatus and method to manufacture same by electrochemical machiningLEHR PREC INC·Filed 2004·Granted Mar 20, 2007·65 cites·16 claims
- 0288US6413407B1Fluted electrochemical machiningLEHR PREC INC·Filed 2000·Granted Jul 2, 2002·36 cites·30 claims
- 0358US7479214B2ECM trepan of barsLEHR PREC INC·Filed 2004·Granted Jan 20, 2009·6 cites·19 claims
- 0446US2007140883A1Progressive cavity pump/motor stator, and apparatus and method to manufacture same by electrochemical machiningLEHR PREC INC·Filed 2007·Application pending·0 cites
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