Holger Häffner

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Schwabmunchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Slipring with wear monitoring
- Patent number 11,658,449
- Issue date May 23, 2023
- SCHLEIFRING GMBH
- Christian Holzapfel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact integrated rotary joint
- Patent number 11,605,866
- Issue date Mar 14, 2023
- SCHLEIFRING GMBH
- Lukas Bauer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Slip ring with selective wear indication
- Patent number 10,734,775
- Issue date Aug 4, 2020
- SCHLEIFRING GMBH
- Christian Holzapfel
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Compact Integrated Rotary Joint
- Publication number 20220344884
- Publication date Oct 27, 2022
- Schleifring GmbH
- Lukas Bauer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SLIP RING WITH SELECTIVE WEAR INDICATION
- Publication number 20190267765
- Publication date Aug 29, 2019
- Schleifring GmbH
- Christian HOLZAPFEL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SLIPRING WITH WEAR MONITORING
- Publication number 20170214202
- Publication date Jul 27, 2017
- Schleifring und Apparatebau GmbH
- Christian Holzapfel
- H01 - BASIC ELECTRIC ELEMENTS