Inventor · disambiguated record
Ralph L. Davis
Also filed as: DAVIS RALPH · DAVIS RALPH A · DAVIS RALPH L
12 granted patents·1 pending application·1,635 citations·filing 1979–2018
94Inventor score
Top patents by PatentIndex Score
13 records- 0195US5360413ANeedleless access deviceFILTERTEK INC·Filed 1993·Granted Nov 1, 1994·583 cites·39 claims
- 0286US4585436APeritoneal dialysis apparatusBAXTER TRAVENOL LAB·Filed 1983·Granted Apr 29, 1986·199 cites·10 claims
- 0381US4607868AUniversal connectorBAXTER TRAVENOL LAB·Filed 1983·Granted Aug 26, 1986·155 cites·6 claims
- 0479US4560472APeritoneal dialysis apparatusBAXTER TRAVENOL LAB·Filed 1982·Granted Dec 24, 1985·153 cites·12 claims
- 0570US6221065B1Self-priming needle-free “Y”-adapterFILTERTEK INC·Filed 1998·Granted Apr 24, 2001·134 cites·14 claims
- 0669US4902282ATuned cycler setBAXTER TRAVENOL LAB·Filed 1986·Granted Feb 20, 1990·117 cites·1 claims
- 0767US5741134AFilter and universal adapter for use with dental aspirator tipsFILTERTEK INC·Filed 1995·Granted Apr 21, 1998·48 cites·27 claims
- 0866US5688121ACorrugated saliva ejectorFILTERTEK INC·Filed 1995·Granted Nov 18, 1997·43 cites·12 claims
- 0965US6228069B1Needleless access deviceFILTERTEK INC·Filed 1999·Granted May 8, 2001·125 cites·20 claims
- 1063US10865904B2Valve assembly and method of makingMUELLER REFRIGERATION LLC·Filed 2018·Granted Dec 15, 2020·1 cites·11 claims
- 1155US6044859AValve apparatus and methodFILTERTEK INC·Filed 1997·Granted Apr 4, 2000·76 cites·24 claims
- 1240US2004237967A1Nasal breathing apparatusFiled 2003·Application pending·0 cites
- 1329USD261568SCombined caddy for powdered products or the like and implements thereforPAYNE WILBERT A·Filed 1979·Granted Oct 27, 1981·1 cites·1 claims
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