Inventor

Helmut Zauhar

6Patents
4h-index
12Co-inventors
50Inventor score

Filing activity: May 19, 1976 → Jun 26, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4175610A Process and apparatus for the semicontinuous production of silicon moldings Chemistry; Metallurgy 27 Expired
US4633847A Multiple-blade internal-hole saw for sawing crystalline rods Performing Operations; Transporting 26 Expired
US4513544A Method of sawing crystalline rods, and multiple-blade internal-hole saw for carrying out the method Performing Operations; Transporting 22 Expired
US4769107A Process and apparatus for the cyclical manufacture of silicon shaped articles Chemistry; Metallurgy 7 Expired
US4060392A Device for the support of a crystalline rod Emerging Cross-Sectional Technologies 3 Expired
US4140571A Crucible-free zone refining of semiconductor material including annular support member Emerging Cross-Sectional Technologies 3 Expired

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