Karl A. Schulke

Person

Neuberg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Tubular component made out of quartz glass with a flange
- Patent number 4,778,202
- Issue date Oct 18, 1988
- W. C. Heraeus GmbH
- Karl A. Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Oven for the heat treatment of semiconductor substrates
- Patent number 4,775,317
- Issue date Oct 4, 1988
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Double-walled quartz-glass tube for semiconductor-technology processes
- Patent number 4,720,407
- Issue date Jan 19, 1988
- Heraeus Quarzschmelze GmbH
- Karl-Albert Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Rack for supporting wafers for treatment
- Patent number 4,653,650
- Issue date Mar 31, 1987
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Silica glass tray made for wafers
- Patent number 4,569,452
- Issue date Feb 11, 1986
- Heraeus Quarzschmelze GmbH
- Karl-Albert Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Transparent fused silica bell for purposes relating to semiconducto...
- Patent number 4,530,818
- Issue date Jul 23, 1985
- Heraeus Quarzschmelze GmbH
- Alfons Gutermann
- C30 - CRYSTAL GROWTH
Information Patent Grant
Bell of opaque fused silica
- Patent number 4,497,277
- Issue date Feb 5, 1985
- Heraeus-Quarzschmelze
- Karl A. Schulke
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Flange connection for quartz tubes
- Patent number 4,488,743
- Issue date Dec 18, 1984
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Semiconductor substrate handling tray
- Patent number 4,477,112
- Issue date Oct 16, 1984
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Bell of translucent fused silica for the precipitation of polysilicon
- Patent number 4,397,897
- Issue date Aug 9, 1983
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Heat-treating method for semiconductor components
- Patent number 4,370,158
- Issue date Jan 25, 1983
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Refractory protective tube for the heat treatment of semiconductor...
- Patent number 4,367,768
- Issue date Jan 11, 1983
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- C30 - CRYSTAL GROWTH
Information Patent Grant
Flange connection to connect a metallic and a glass or ceramic stru...
- Patent number 4,349,203
- Issue date Sep 14, 1982
- Heraeus Quarzschmelze GmbH
- Karl A. Schulke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Wound and sintered vitreous silica article and method of making
- Patent number 4,340,627
- Issue date Jul 20, 1982
- Heraeus Quarzschmelze GmbH
- Heinz Herzog
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS

Karl A. Schulke

Person

Patents Grantslast 30 patents

Tubular component made out of quartz glass with a flange

Oven for the heat treatment of semiconductor substrates

Double-walled quartz-glass tube for semiconductor-technology processes

Rack for supporting wafers for treatment

Silica glass tray made for wafers

Transparent fused silica bell for purposes relating to semiconducto...

Bell of opaque fused silica

Flange connection for quartz tubes

Semiconductor substrate handling tray

Bell of translucent fused silica for the precipitation of polysilicon

Heat-treating method for semiconductor components

Refractory protective tube for the heat treatment of semiconductor...

Flange connection to connect a metallic and a glass or ceramic stru...

Wound and sintered vitreous silica article and method of making