Assignee
EDWARDS LTD
GB·174 granted patents·104 pending applications·304 citations·filing 2003–2025
Top patents by PatentIndex Score
278 records- 0192US11326586B2Exhaust couplingEDWARDS LTD·Filed 2018·Granted May 10, 2022·53 cites·17 claims
- 0291US7850434B2Pumping arrangementEDWARDS LTD·Filed 2005·Granted Dec 14, 2010·15 cites·20 claims
- 0390US12173707B2Adjustable scroll pumpEDWARDS LTD·Filed 2020·Granted Dec 24, 2024·2 cites·13 claims
- 0487US12025128B2Scroll pump with a plurality of bellows sealing a plurality of adjustment membersEDWARDS LTD·Filed 2021·Granted Jul 2, 2024·1 cites·17 claims
- 0586US12092119B2Lubricant supply system and vacuum pumpEDWARDS LTD·Filed 2020·Granted Sep 17, 2024·2 cites·19 claims
- 0686US2026084097A1Wet scrubberEDWARDS LTD·Filed 2025·Application pending·0 cites
- 0785US10464002B2Centrifugal abatement separatorEDWARDS LTD·Filed 2015·Granted Nov 5, 2019·3 cites·16 claims
- 0883US11437248B2To pumping line arrangementsEDWARDS LTD·Filed 2018·Granted Sep 6, 2022·3 cites·10 claims
- 0983US10161628B2Radiant burnerEDWARDS LTD·Filed 2014·Granted Dec 25, 2018·4 cites·18 claims
- 1083US9297381B2Switchable single-start or multi-start scroll pumpEDWARDS LTD·Filed 2013·Granted Mar 29, 2016·4 cites·17 claims
- 1180US11421689B2Pump assembly with sealing protrusion on stator bore portionEDWARDS LTD·Filed 2017·Granted Aug 23, 2022·1 cites·15 claims
- 1280US11187222B2Vacuum pumping arrangementEDWARDS LTD·Filed 2017·Granted Nov 30, 2021·3 cites·18 claims
- 1380US7811065B2Vacuum pump for differential pumping multiple chambersEDWARDS LTD·Filed 2005·Granted Oct 12, 2010·10 cites·29 claims
- 1479US10947974B2Vacuum scroll pumpEDWARDS LTD·Filed 2017·Granted Mar 16, 2021·1 cites·9 claims
- 1579US9869317B2PumpEDWARDS LTD·Filed 2013·Granted Jan 16, 2018·2 cites·18 claims
- 1678US10808713B2Bearing support for a vacuum pumpEDWARDS LTD·Filed 2017·Granted Oct 20, 2020·3 cites·14 claims
- 1778US7481867B2Vacuum system for immersion photolithographyEDWARDS LTD·Filed 2004·Granted Jan 27, 2009·17 cites·25 claims
- 1877US11542946B2Twin-shaft pumps with thermal breaksEDWARDS LTD·Filed 2018·Granted Jan 3, 2023·1 cites·18 claims
- 1977US10400777B2Pump lubricant supply systemsEDWARDS LTD·Filed 2016·Granted Sep 3, 2019·3 cites·38 claims
- 2077US7494633B2Gas abatementEDWARDS LTD·Filed 2005·Granted Feb 24, 2009·7 cites·40 claims
- 2176US7740815B2Method of treating a gas streamEDWARDS LTD·Filed 2006·Granted Jun 22, 2010·7 cites·33 claims
- 2274US10309401B2Vacuum exhaust system and channel-switching valve used in this vacuum exhaust systemEDWARDS LTD·Filed 2016·Granted Jun 4, 2019·2 cites·4 claims
- 2373US10670016B2Pump monitoring apparatus and methodEDWARDS LTD·Filed 2016·Granted Jun 2, 2020·1 cites·19 claims
- 2473US9920761B2Vacuum pump rotor for a vacuum pump having a roots pumping mechanismEDWARDS LTD·Filed 2015·Granted Mar 20, 2018·2 cites·16 claims
- 2573US7866940B2Vacuum pumpEDWARDS LTD·Filed 2004·Granted Jan 11, 2011·13 cites·17 claims
- 2672US12460639B2Scroll pump with bearing diaphragmEDWARDS LTD·Filed 2023·Granted Nov 4, 2025·0 cites·11 claims
- 2772US9879677B2Vacuum pumpEDWARDS LTD·Filed 2013·Granted Jan 30, 2018·2 cites·12 claims
- 2870US10844864B2Vacuum pumpEDWARDS LTD·Filed 2017·Granted Nov 24, 2020·1 cites·8 claims
- 2970US8382909B2Use of spectroscopic techniques to monitor and control reactant gas input into a pre-pump reactive gas injection systemEDWARDS LTD·Filed 2005·Granted Feb 26, 2013·4 cites·11 claims
- 3070US7900652B2Gas supply system for a pumping arrangementEDWARDS LTD·Filed 2005·Granted Mar 8, 2011·4 cites·20 claims
- 3170US7815845B2Method of degassing molten metalEDWARDS LTD·Filed 2005·Granted Oct 19, 2010·2 cites·9 claims
- 3270US7638106B2Method of treating a gas streamEDWARDS LTD·Filed 2006·Granted Dec 29, 2009·2 cites·9 claims
- 3369US12018695B2Oil feed nut and oil reservoir for a vacuum pumpEDWARDS LTD·Filed 2021·Granted Jun 25, 2024·0 cites·7 claims
- 3469US11162676B2Head assembly for a radiant burnerEDWARDS LTD·Filed 2014·Granted Nov 2, 2021·1 cites·10 claims
- 3569US10837836B2Temperature sensor for a high speed rotating machineEDWARDS LTD·Filed 2017·Granted Nov 17, 2020·2 cites·25 claims
- 3669US10814336B2Apparatus for treating gasEDWARDS LTD·Filed 2016·Granted Oct 27, 2020·2 cites·12 claims
- 3769US10337517B2Gas transfer vacuum pumpEDWARDS LTD·Filed 2013·Granted Jul 2, 2019·2 cites·25 claims
- 3869US10203054B2Vacuum system pipe couplingsEDWARDS LTD·Filed 2014·Granted Feb 12, 2019·2 cites·38 claims
- 3969US9739278B2Multi-stage vacuum pumpEDWARDS LTD·Filed 2014·Granted Aug 22, 2017·2 cites·23 claims
- 4069US9249805B2Vacuum pumpEDWARDS LTD·Filed 2014·Granted Feb 2, 2016·1 cites·19 claims
- 4169US7442016B2Scroll pump and method of assembling sameEDWARDS LTD·Filed 2004·Granted Oct 28, 2008·14 cites·21 claims
- 4268US12540731B2Abatement apparatusEDWARDS LTD·Filed 2022·Granted Feb 3, 2026·0 cites·24 claims
- 4368US11111927B2Turbomolecular pump lubricant supply systemsEDWARDS LTD·Filed 2017·Granted Sep 7, 2021·2 cites·9 claims
- 4468US7892506B2Combustive destruction of noxious substancesEDWARDS LTD·Filed 2008·Granted Feb 22, 2011·4 cites·29 claims
- 4567US12359665B2Vacuum pump with reduced seal requirementsEDWARDS LTD·Filed 2022·Granted Jul 15, 2025·0 cites·13 claims
- 4667US11821427B2Multiple stage vacuum pumpEDWARDS LTD·Filed 2021·Granted Nov 21, 2023·0 cites·11 claims
- 4767US11506212B2Bearing cage retainerEDWARDS LTD·Filed 2018·Granted Nov 22, 2022·1 cites·15 claims
- 4867US10661217B2Abatement apparatusEDWARDS LTD·Filed 2016·Granted May 26, 2020·1 cites·10 claims
- 4966US11530694B2Module for a vacuum pumping and/or abatement systemEDWARDS LTD·Filed 2018·Granted Dec 20, 2022·0 cites·18 claims
- 5066US10150120B2Gas treatment apparatusEDWARDS LTD·Filed 2014·Granted Dec 11, 2018·3 cites·5 claims
Showing the top 50 of 278 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when EDWARDS LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →