Assignee
WEIR PUMPS LTD
9 granted patents·347 citations·filing 1975–2002
Top patents by PatentIndex Score
9 records- 0187US6691781B2Downhole gas/water separation and re-injectionWEIR PUMPS LTD·Filed 2001·Granted Feb 17, 2004·121 cites·49 claims
- 0283US4143999AFluid machinesWEIR PUMPS LTD·Filed 1977·Granted Mar 13, 1979·45 cites·10 claims
- 0377US5755554AMultistage pumps and compressorsWEIR PUMPS LTD·Filed 1996·Granted May 26, 1998·47 cites·26 claims
- 0470US6601651B2Downhole gas compressionWEIR PUMPS LTD·Filed 2001·Granted Aug 5, 2003·56 cites·47 claims
- 0569US5562405AMultistage axial flow pumps and compressorsWEIR PUMPS LTD·Filed 1995·Granted Oct 8, 1996·37 cites·25 claims
- 0662US6884031B2Pump assemblyWEIR PUMPS LTD·Filed 2002·Granted Apr 26, 2005·13 cites·83 claims
- 0740US5088891APump with seal cooling meansWEIR PUMPS LTD·Filed 1990·Granted Feb 18, 1992·11 cites·12 claims
- 0836US3976391ARotodynamic fluid pumpsWEIR PUMPS LTD·Filed 1975·Granted Aug 24, 1976·10 cites·3 claims
- 0935US4108569ALubricated mechanical seals for pumpsWEIR PUMPS LTD·Filed 1976·Granted Aug 22, 1978·7 cites·5 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →