LL

Leonid Landa

GI Guardian Industries: 3 patents #8 of 29Top 30%
📍 Jeannette, PA: #2 of 6 inventorsTop 35%
🗺 Pennsylvania: #268 of 5,047 inventorsTop 6%
Overall (2004): #24,937 of 270,089Top 10%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6716780 Grey glass composition including erbium, holmium, and/or yttrium Ksenia A. Landa, Anthony V. Longobardo, Scott V. Thomsen, David R. Hall 2004-04-06
6711917 Photochromic float glasses and methods of making the same Ksenia A. Landa, Anthony V. Longobardo, Scott V. Thomsen 2004-03-30
6672108 Method of making glass with reduced Se burnoff Ksenia A. Landa, Anthony V. Longobardo, Scott V. Thomsen 2004-01-06