Petra Backus

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing solderable and functional surfaces on circuit...
- Patent number 6,698,648
- Issue date Mar 2, 2004
- Atotech Deutschland GmbH
- Christian Wunderlich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and solution for producing gold coating
- Patent number 6,336,962
- Issue date Jan 8, 2002
- Atotech Deutschland GmbH
- Petra Backus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Method for producing solderable and functional surfaces on circuit...
- Publication number 20030052157
- Publication date Mar 20, 2003
- Christian Wunderlich
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC