Inventor · Lenggries, DE

Ludwig Altmannshofer

11Patents
1h-index
16Co-inventors
47Inventor score

Filing activity: Jul 23, 2002 → Jun 4, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6840998B2 Silicon single crystal produced by crucible-free float zone pulling Emerging Cross-Sectional Technologies 3 Expired
US8454746B2 Method for producing a single crystal composed of silicon using molten granules Emerging Cross-Sectional Technologies 0 Active
US9932690B2 Device for producing a monocrystal by crystallizing said monocrystal in a melting area Emerging Cross-Sectional Technologies 0 Active
US8580033B2 Method for producing a single crystal of semiconductor material Emerging Cross-Sectional Technologies 0 Active
US8475592B2 Method for producing a single crystal of semiconductor material Emerging Cross-Sectional Technologies 0 Active
US9084296B2 Induction heating coil and method for melting granules composed of semiconductor material Electricity 0 Active
US7011704B2 Method and device for the production of a single crystal Emerging Cross-Sectional Technologies 0 Expired
US11788201B2 Method for producing a single crystal from semiconductor material by the FZ method; device for carrying out the method and semiconductor silicon wafer Electricity 0 Active
US9932691B2 Method for growing a single crystal by crystallizing the single crystal from a float zone Chemistry; Metallurgy 0 Active
US9422634B2 Method and apparatus for producing a single crystal Emerging Cross-Sectional Technologies 0 Active
US8834627B2 Method for producing a single crystal composed of silicon by remelting granules Chemistry; Metallurgy 0 Active

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