Inventor

SCHULMANN WINFRIED

DE11 patents

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

LEYBOLD AG

6 patents

US5631511AMay 20, 1997

Gear motor with an electric motor having a hollow shaft

LEYBOLD AG75 citations94

US5846322ADec 8, 1998

Apparatus for drawing single crystals

LEYBOLD AG21 citations91

US5766348AJun 16, 1998

Rotating head for crystal pulling systems for carrying out the czochralski process

LEYBOLD AG11 citations72

US5707447AJan 13, 1998

Crystal pulling apparatus

LEYBOLD AG7 citations72

US5762703AJun 9, 1998

Method and apparatus for pulling monocrystals from a melt contained in a crucible

LEYBOLD AG4 citations61

US5702523ADec 30, 1997

Rotating head for crystal pulling systems

LEYBOLD AG4 citations61

LEYBOLD SYSTEMS GMBH

2 patents

US6299684B1Oct 9, 2001

Grip arranged on a pull shaft of a crystal pulling system

LEYBOLD SYSTEMS GMBH10 citations72

US5935329AAug 10, 1999

Lifting unit for a monocrystal puller

LEYBOLD SYSTEMS GMBH12 citations72

UNAXIS BALZERS AG

1 patent

US6412821B1Jul 2, 2002

Device for the vacuum-tight connecting of two bodies of different materials

UNAXIS BALZERS AG2 citations58

BALZERS AND LEYBOLD DEUTSCHLAN

1 patent

US6010569AJan 4, 2000

Device for handling heavy components of a crystal puller according to the Czochralski method which is supported in a supporting frame

BALZERS AND LEYBOLD DEUTSCHLAN2 citations53

CRYSTAL GROWING SYSTEMS GMBH

1 patent

US6758901B2Jul 6, 2004

Crystal support

CRYSTAL GROWING SYSTEMS GMBH0 citations39