Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SZ

Sandra K. Zawada

Ashland, MT: #2 of 3 inventorsTop 70%
Montana: #987 of 3,198 inventorsTop 35%
Overall (All Time): #2,239,614 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6083318 Lightweight, waterproof, insulating, cementitious compositions and methods for forming and using such compositions Joseph M. Zawada 2000-07-04
5852077 Lightweight, waterproof, insulating, cementitious compositions and methods for forming and using such compositions Joseph M. Zawada 1998-12-22