Inventor · Boxboro, MA, US

Stephen Proulx

28Patents
14h-index
34Co-inventors
81Inventor score

Filing activity: Aug 11, 1993 → Apr 7, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7927316B2 Disposable, sterile fluid transfer device Human Necessities 65 Expired
US7137974B2 Sterile connector Emerging Cross-Sectional Technologies 48 Expired
US5980759A Dual media filter cartridge construction Performing Operations; Transporting 48 Expired
US7247245B1 Filtration cartridge and process for filtering a slurry Performing Operations; Transporting 44 Expired
US8297661B2 Connector for flexible tubing Emerging Cross-Sectional Technologies 42 Active
US7293477B2 Disposable, pre-sterilized fluid receptacle sampling device Physics 40 Expired
US8562572B2 Disposable, sterile fluid transfer device Human Necessities 30 Active
US6000558A Filter cartridge construction and process for filtering particle-containing paint composition Performing Operations; Transporting 30 Expired
US7921740B2 Disposable, pre-sterilized fluid receptacle sampling device Physics 29 Active
US7293475B2 Disposable, pre-sterilized fluid receptacle sampling device Physics 26 Expired
US6902671B2 Chemical process system with multi-functional barrier filter Performing Operations; Transporting 24 Expired
US5736044A Filter cartridge construction and process for filtering particle-containing paint compositions Performing Operations; Transporting 17 Expired
US6913786B2 Laminated edge filter structure and method of making Performing Operations; Transporting 17 Expired
US8646342B2 Disposable, pre-sterilized fluid receptacle sampling device Physics 16 Active
US8579871B2 Disposable, sterile fluid transfer device Human Necessities 14 Active
US8517998B2 Disposable, sterile fluid transfer device Human Necessities 13 Active
US9482351B2 Disposable, sterile fluid transfer device Human Necessities 12 Active
US8549935B2 Disposable, pre-sterilized fluid receptacle sampling device Physics 11 Active
US5477155A Current flow integrity test Physics 11 Expired
US8999702B2 Stirred tank bioreactor Chemistry; Metallurgy 8 Active
US5798049A Filter cartridge construction and process for filtering particle-containing paint compositions Performing Operations; Transporting 4 Expired
US7118011B2 Fluid dispensing apparatus Performing Operations; Transporting 4 Expired
US7828155B2 Thermoplastic injection molding method for capping a tubular filtration medium Emerging Cross-Sectional Technologies 3 Expired
US6863250B2 Disposable filter floor stand Performing Operations; Transporting 3 Expired
US7228992B2 Fluid dispenser cartridge Emerging Cross-Sectional Technologies 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.