Barbara Hanlon

📍 Baldwin, MD: #24 of 59 inventorsTop 45%

🗺 Maryland: #13,387 of 35,612 inventorsTop 40%

Overall (All Time): #2,168,253 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7036180	Tooth brush with four bristle groups	—	2006-05-02
4776823	Convertible toy figure	—	1988-10-11