RB

Robert D. Butterfield

IS Ivac Medical Systems: 2 patents #1 of 15Top 7%
RU Rutgers University: 1 patents #4 of 31Top 15%
📍 San Diego, CA: #40 of 925 inventorsTop 5%
🗺 California: #512 of 17,285 inventorsTop 3%
Overall (1997): #6,201 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5617867 Tonometer mounting device Charles R. Holdaway, Stephen A. Martin, Stanley Boyer, Christine A. Giurdanella-Renzi 1997-04-08
5609576 Fluid flow impedance monitoring system Gregory I. Voss, Gail D. Baura, Casper W. Barnes 1997-03-11
5605156 Flexible diaphragm tonometer Gary M. Drzewiecki 1997-02-25
5603613 Fluid delivery system having an air bubble ejector Gus G. Tseo 1997-02-18