AB

Anthony C. Barkans

SS Schlumberger Systemes: 1 patents #1 of 8Top 15%
Schlumberger Technology: 1 patents #26 of 104Top 25%
📍 Billerica, MA: #1 of 20 inventorsTop 5%
🗺 Massachusetts: #202 of 2,831 inventorsTop 8%
Overall (1989): #31,234 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4888712 Guardband clipping method and apparatus for 3-D graphics display system Brian D. Schroeder, Thomas L. Durant, Dorothy Gordon, Jorge E. Lach 1989-12-19
4876533 Method and apparatus for removing an image from a window of a display 1989-10-24