PR

Paul H. Ritterman

📍 Baltimore, MD: #22 of 133 inventorsTop 20%
🗺 Maryland: #225 of 1,164 inventorsTop 20%
Overall (1989): #70,579 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883380 Lotion applicator — 1989-11-28