Inventor · disambiguated record
Andrew David Chew
Also filed as: CHEW ANDREW · CHEW ANDREW DAVID
1 granted patent·3 pending applications·0 citations·filing 2012–2020
10Inventor score
Top patents by PatentIndex Score
4 records- 0141US11815079B2Vacuum pumping system having multiple pumpsEDWARDS LTD·Filed 2020·Granted Nov 14, 2023·0 cites·15 claims
- 0236US2016032169A1Polymeric compositions for downhole applicationsMI LLC·Filed 2014·Application pending·0 cites
- 0335US2014305646A1Composition of polybutadiene-based formula for downhole applicationsCHEW ANDREW·Filed 2012·Application pending·0 cites
- 0424US2022120282A1A turbomolecular pump, a vacuum pumping system and a method of evacuating a vacuum chamberEDWARDS LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →