Inventor

HACKL HELMUT

SE5 patents

⚠️ This page may combine multiple inventors who share the name “HACKL HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIEMENS AG

2 patents

US4231692ANov 4, 1980

Drill comprised of hard metal for drilling contact holes in circuit boards and the like

SIEMENS AG42 citations88

US4190386AFeb 26, 1980

Method of producing holes free of accretions in circuit boards made of plastic

SIEMENS AG24 citations78

ABB AB

2 patents

US7975753B2Jul 12, 2011

Method and apparatus for controlling the flow of molten steel in a mould

ABB AB4 citations57

US8043403B2Oct 25, 2011

Device for submerging material into liquid metal by an electromagnetic stirrer

ABB AB2 citations55

ERIKSSON JAN-ERIK

1 patent

US8336605B2Dec 25, 2012

Continuous casting device

ERIKSSON JAN-ERIK1 citations45