Inventor · Tucson, AZ, US

Hellmut Fritzsche

6Patents
5h-index
15Co-inventors
60Inventor score

Filing activity: Nov 8, 1983 → Jun 3, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5335219A Homogeneous composition of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements Physics 371 Expired
US5596522A Homogeneous compositions of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements Physics 266 Expired
US5591501A Optical recording medium having a plurality of discrete phase change data recording points Emerging Cross-Sectional Technologies 200 Expired
US4723994A Method of preparing a magnetic material Electricity 10 Expired
US4620208A High performance, small area thin film transistor Electricity 10 Expired
US7923341B2 Higher selectivity, method for passivating short circuit current paths in semiconductor devices Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.