DW

D. Kenneth Walston

IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #1,282,208 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5879396 Joint prosthesis having PTFE cushion Lawrence M. Haas 1999-03-09
5507823 Joint prosthesis having PTFE cushion Lawrence M. Haas 1996-04-16
5491882 Method of making joint prosthesis having PTFE cushion Lawrence M. Haas 1996-02-20
5343989 Reduced wear cable carrier and pads Paul Y. Hu, David R. Lyman 1994-09-06