DR

David A. Ray

📍 La Conner, WA: #1 of 2 inventorsTop 50%
🗺 Washington: #2,839 of 8,555 inventorsTop 35%
Overall (2011): #320,249 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7989779 Universal door handle sanitizer device Martin M. Abitzsch 2011-08-02