Heiko Gruner

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Beinwiel am See, CH

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Patents Grantslast 30 patents

Information Patent Grant
CR.sub.2 O.sub.3 -protective coating and process for its manufacture
- Patent number 4,898,785
- Issue date Feb 6, 1990
- Plasmainvent AG
- Heiko Gruner
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Vacuum plasma coating apparatus
- Patent number 4,596,718
- Issue date Jun 24, 1986
- Plasmainvent AG
- Heiko Gruner
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...