Manfred Hofer

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Siegburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Viscous coupling having a toothed hub used as a carrier for the inner
- Patent number 5,791,446
- Issue date Aug 11, 1998
- GKN Viscodrive GmbH
- Makoto Hagiwara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Viscous coupling having a toothed hub used as carrier for the inner...
- Patent number 5,662,196
- Issue date Sep 2, 1997
- GKN Viscodrive GmbH
- Makoto Hagiwara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...