CP

Chester Piotrowski

3M: 2 patents #192 of 1,204Top 20%
📍 White Bear Lake, MN: #12 of 66 inventorsTop 20%
🗺 Minnesota: #643 of 4,860 inventorsTop 15%
Overall (2003): #72,581 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6646554 Identification tag with enhanced security Edward D. Goff, Gerald L. Karel, Robert A. Sainati, Ching-Long Tsai 2003-11-11
6600420 Application for a radio frequency identification system Edward D. Goff, Bernard A. Gonzalez, Ching-Long Tsai 2003-07-29