Inventor · disambiguated record
Michael Leslie Ryall
Also filed as: RYALL MICHAEL L · RYALL MICHAEL LESLIE
4 granted patents·136 citations·filing 1976–1996
80Inventor score
Technology areasF04D
Files withWEIR PUMPS LTD4
Top patents by PatentIndex Score
4 records- 0183US4143999AFluid machinesWEIR PUMPS LTD·Filed 1977·Granted Mar 13, 1979·45 cites·10 claims
- 0277US5755554AMultistage pumps and compressorsWEIR PUMPS LTD·Filed 1996·Granted May 26, 1998·47 cites·26 claims
- 0369US5562405AMultistage axial flow pumps and compressorsWEIR PUMPS LTD·Filed 1995·Granted Oct 8, 1996·37 cites·25 claims
- 0435US4108569ALubricated mechanical seals for pumpsWEIR PUMPS LTD·Filed 1976·Granted Aug 22, 1978·7 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →