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Vacuum chamber module
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Patent number 11,976,662
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Issue date May 7, 2024
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Edwards Limited
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Andrew Cobbett
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Bearing cage retainer
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Patent number 11,506,212
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Issue date Nov 22, 2022
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Edwards Limited
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Peter Meares
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump bearing holders
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Patent number 11,035,369
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Issue date Jun 15, 2021
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Edwards Limited
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Richard Horler
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Vacuum pump
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Patent number 10,024,328
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Issue date Jul 17, 2018
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Edwards Limited
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Alexander James Patey
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Vacuum pumping system
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Patent number 9,140,250
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Issue date Sep 22, 2015
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Edwards Limited
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Ian David Stones
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...