Inventor · disambiguated record
Albert W. Libke
Also filed as: LIBKE ALBERT W
6 granted patents·1 pending application·252 citations·filing 1978–2010
86Inventor score
Top patents by PatentIndex Score
7 records- 0176US8161996B2Resilient seated butterfly valve with interchangeable off-center and on-center discsBARKER JAMES E·Filed 2008·Granted Apr 24, 2012·11 cites·10 claims
- 0272US4225114AButterfly valve with improved shaft connectionGEN SIGNAL CORP·Filed 1978·Granted Sep 30, 1980·26 cites·12 claims
- 0369US5449000ASystem for body impedance data acquisition utilizing segmental impedance & multiple frequency impedanceABC DEV·Filed 1993·Granted Sep 12, 1995·168 cites·9 claims
- 0469US4225112AButterfly valve with a retaining ringGEN SIGNAL CORP·Filed 1978·Granted Sep 30, 1980·23 cites·3 claims
- 0554US4225113AButterfly valve having cartridge construction with improved bearingsGEN SIGNAL CORP·Filed 1978·Granted Sep 30, 1980·16 cites·10 claims
- 0652US7770867B2Plug valve with flow area equal to or greater than the flow area of the connected pipingDEZURIK INC·Filed 2004·Granted Aug 10, 2010·8 cites·14 claims
- 0740US2010301251A1Plug valve with flow area equal to or greater than the flow area of the connected pipingDEZURIK INC·Filed 2010·Application pending·0 cites
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