Helmut Wurzer

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Dresden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Photolithographic mask having half tone main features and perpendic...
- Patent number 7,465,522
- Issue date Dec 16, 2008
- Infineon Technologies AG
- Lothar Bauch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photolithographic mask
- Patent number 7,078,133
- Issue date Jul 18, 2006
- Infineon Technologies AG
- Lothar Bauch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Photolithographic mask
- Publication number 20030152846
- Publication date Aug 14, 2003
- Lothar Bauch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY