Inventor · disambiguated record
R. Hayes Helgren
Also filed as: HELGREN R HAYES
13 granted patents·2,168 citations·filing 1991–2000
95Inventor score
Top patents by PatentIndex Score
13 records- 0197US5498338APeritoneal dialysis system using reverse osmosis purification deviceABBOTT LAB·Filed 1994·Granted Mar 12, 1996·330 cites·98 claims
- 0295US5520666AValved intravenous fluid line connectorABBOTT LAB·Filed 1994·Granted May 28, 1996·339 cites·19 claims
- 0395US5470327APointed adapter for blunt entry deviceABBOTT LAB·Filed 1994·Granted Nov 28, 1995·228 cites·11 claims
- 0493US5310469ABiosensor with a membrane containing biologically active materialABBOTT LAB·Filed 1991·Granted May 10, 1994·570 cites·23 claims
- 0592US5951863AWater purification using reverse osmosis device for formulation of medical solutionABBOTT LAB·Filed 1994·Granted Sep 14, 1999·80 cites·73 claims
- 0692US5334180ASterile formed, filled and sealed flexible containerABBOTT LAB·Filed 1993·Granted Aug 2, 1994·177 cites·14 claims
- 0786US5580351APointed adapter for blunt entry deviceABBOTT LAB·Filed 1994·Granted Dec 3, 1996·123 cites·7 claims
- 0885US6652509B1Housing capable of connecting a container to a medical deviceABBOTT LAB·Filed 2000·Granted Nov 25, 2003·80 cites·24 claims
- 0985US5514123ASterile formed, filled and sealed flexible containerABBOTT LAB·Filed 1994·Granted May 7, 1996·134 cites·10 claims
- 1067US5493845AMethod for forming, filling and sealing a sterile flexible containerABBOTT LAB·Filed 1994·Granted Feb 27, 1996·56 cites·9 claims
- 1161US5354035AObject rotating, lifting and storage systemHELGREN R HAYES·Filed 1992·Granted Oct 11, 1994·26 cites·13 claims
- 1240US5983770AReseal with a partial perforation and method and apparatus for creating a partial perforation in a resealABBOTT LAB·Filed 1997·Granted Nov 16, 1999·9 cites·16 claims
- 1329US5403525AMethod of forming a reseal member for use with blunt cannulasABBOTT LAB·Filed 1993·Granted Apr 4, 1995·16 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →