Inventor · Munich, DE

Helmut Hackl

6Patents
3h-index
12Co-inventors
54Inventor score

Filing activity: Sep 14, 1978 → May 27, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4231692A Drill comprised of hard metal for drilling contact holes in circuit boards and the like Emerging Cross-Sectional Technologies 24 Expired
US4190386A Method of producing holes free of accretions in circuit boards made of plastic Emerging Cross-Sectional Technologies 19 Expired
US8151277B2 Method and system for dynamic remote injection of in-process agents into virtual machine based applications Physics 15 Active
US7975753B2 Method and apparatus for controlling the flow of molten steel in a mould Performing Operations; Transporting 2 Active
US8336605B2 Continuous casting device Performing Operations; Transporting 1 Active
US8043403B2 Device for submerging material into liquid metal by an electromagnetic stirrer Emerging Cross-Sectional Technologies 1 Active

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