PS

Phil Steinbaugh

3S 3D Systems: 1 patents #205 of 374Top 55%
Overall (All Time): #3,888,235 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5059359 Methods and apparatus for production of three-dimensional objects by stereolithography Charles W. Hull, Stuart T. Spence, David J. Albert, Dennis R. Smalley, Richard A. Harlow +5 more 1991-10-22