Thomas S. Duck-Spann

📍 Tucson, AZ: #62 of 300 inventorsTop 25%

🗺 Arizona: #301 of 1,382 inventorsTop 25%

Overall (1994): #43,498 of 165,921Top 30%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5342094	Checking and statement system	—	1994-08-30