HF

Hellmut Fritzsche

📍 Chicago, IL: #95 of 419 inventorsTop 25%
🗺 Illinois: #1,021 of 4,484 inventorsTop 25%
Overall (1994): #127,615 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5335219 Homogeneous composition of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements Stanford R. Ovshinsky, Stephen J. Hudgens, David Strand, Wolodymyr Czubatyj, Jesus Gonzalez-Hernandez +3 more 1994-08-02