Inventor

PROTZMANN MICHAEL

DE4 patents

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

ALD VACUUM TECHN GMBH

2 patents

US5826322AOct 27, 1998

Process and apparatus for the production of particles from castings which have solidified in an oriented manner

ALD VACUUM TECHN GMBH9 citations70

US9721690B2Aug 1, 2017

Melting device for consolidating contaminated scrap

ALD VACUUM TECHN GMBH0 citations38

LEYBOLD DURFERRIT GMBH

1 patent

US5281781AJan 25, 1994

Apparatus for switching a high-current power source

LEYBOLD DURFERRIT GMBH6 citations53

BIEBRICHER ULRICH

1 patent

US8662142B2Mar 4, 2014

Method and device for remelting metal in an electric furnace

BIEBRICHER ULRICH0 citations39