HF

Hellmut Fritzsche

ED Energy Conversion Devices: 3 patents #65 of 231Top 30%
OC Ovonic Synthetic Materials Company: 1 patents #19 of 36Top 55%
UO United Solar Ovonic: 1 patents #10 of 18Top 60%
Overall (All Time): #865,525 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7923341 Higher selectivity, method for passivating short circuit current paths in semiconductor devices Greg DeMaggio, Ginger Pietka 2011-04-12
5596522 Homogeneous compositions 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 1997-01-21
5591501 Optical recording medium having a plurality of discrete phase change data recording points Stanford R. Ovshinsky 1997-01-07
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
4723994 Method of preparing a magnetic material Stanford R. Ovshinsky, Julius J. Harwood, Alan M. Kadin, John Keem 1988-02-09
4620208 High performance, small area thin film transistor Robert R. Johnson 1986-10-28