JH

Jean V. Hengel

📍 Malvern, PA: #5 of 16 inventorsTop 35%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #21,125 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4345902 Simplified phonics in the sequential steps to reading — 1982-08-24