JL

John P. Levandowski

📍 Waterford Township, MI: #4 of 27 inventorsTop 15%
🗺 Michigan: #1,670 of 6,370 inventorsTop 30%
Overall (2003): #192,297 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6630233 Device for freshening exhaust from vacuum cleaners Elizabeth Levandowski 2003-10-07