RK

Richard Kahn

📍 New York, NY: #142 of 613 inventorsTop 25%
🗺 New York: #1,860 of 7,004 inventorsTop 30%
Overall (1994): #78,404 of 165,921Top 50%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5334021 Masking apparatus for use in authoring, formatting and presenting information to be learned or memorized — 1994-08-02