John Henry

📍 Minnetonka, MN: #31 of 89 inventorsTop 35%

🗺 Minnesota: #1,525 of 4,860 inventorsTop 35%

Overall (2003): #193,474 of 273,478Top 75%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6529126	Safety helmet system	—	2003-03-04