RD

Ralph L. Davis

FI Filtertek: 5 patents #5 of 36Top 15%
BL Baxter Travenol Laboratories: 3 patents #84 of 589Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #414,817 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10865904 Valve assembly and method of making Mark Bornand, Xin Li 2020-12-15
6228069 Needleless access device Steve C. Barth 2001-05-08
6221065 "Self-priming needle-free ""Y""-adapter" 2001-04-24
6044859 Valve apparatus and method 2000-04-04
5741134 Filter and universal adapter for use with dental aspirator tips 1998-04-21
5688121 Corrugated saliva ejector 1997-11-18
5360413 Needleless access device Michael Leason, Rick R. Ruschke 1994-11-01
4902282 Tuned cycler set Marc Bellotti, Arthur Lueders 1990-02-20
4607868 Universal connector Roger W. Harvey, Arthur Lueders, William J. Schnell 1986-08-26
4585436 Peritoneal dialysis apparatus Marc Bellotti, Arthur Lueders 1986-04-29
4560472 Peritoneal dialysis apparatus Daniel B. Granzow, Arthur Lueders, Stanley J. Pernic, James R. Hitchcock, Francis D. Buckley 1985-12-24
D261568 Combined caddy for powdered products or the like and implements therefor 1981-10-27