Keith D. Johnson

📍 Woodbury, MN: #51 of 156 inventorsTop 35%

🗺 Minnesota: #813 of 3,156 inventorsTop 30%

Overall (1997): #120,143 of 185,788Top 65%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5595008	Greetng card device	—	1997-01-21