John Allan Grinstead

📍 Sanibel, FL: #12 of 26 inventorsTop 50%

🗺 Florida: #33,682 of 67,251 inventorsTop 55%

Overall (All Time): #3,482,778 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D491830	Geographic bracelet	—	2004-06-22