Michael Töpfer

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Arnstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free piezoceramic material based on bismuth sodium titanate (BST)
- Patent number 11,618,717
- Issue date Apr 4, 2023
- PI Ceramic GmbH
- Eberhard Hennig
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoceramic material with reduced lead content
- Patent number 10,910,550
- Issue date Feb 2, 2021
- PI Ceramic GmbH
- Eberhard Hennig
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lead-free piezoceramic material based on bismuth sodium titanate (BST)
- Patent number 10,246,376
- Issue date Apr 2, 2019
- PI Ceramic GmbH
- Eberhard Hennig
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LEAD-FREE PIEZOCERAMIC MATERIAL BASED ON BISMUTH SODIUM TITANATE (BST)
- Publication number 20190322589
- Publication date Oct 24, 2019
- Pl CERAMIC GMBH
- Eberhard Hennig
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
LEAD-FREE PIEZOCERAMIC MATERIAL BASED ON BISMUTH SODIUM TITANATE (BST)
- Publication number 20160194249
- Publication date Jul 7, 2016
- Eberhard Hennig
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
PIEZOCERAMIC MATERIAL WITH REDUCED LEAD CONTENT
- Publication number 20160190430
- Publication date Jun 30, 2016
- PI CERAMIC GMBH KERAMISCHE TECHNOLOGIEN UND BAUELEMENTE
- Eberhard Hennig
- H01 - BASIC ELECTRIC ELEMENTS