Ferdinand Frenkel

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Augsburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for optimizing signal channelling in communication systems
- Patent number 6,424,766
- Issue date Jul 23, 2002
- Siemens Aktiengesellschaft
- Ferdinand Frenkel
- G02 - OPTICS
Information Patent Grant
Optical separating module
- Patent number 4,790,616
- Issue date Dec 13, 1988
- Siemens Aktiengesellschaft
- Ferdinand Frenkel
- G02 - OPTICS
Information Patent Grant
Heat dissipating housing for an electronic component
- Patent number 4,763,225
- Issue date Aug 9, 1988
- Siemens Aktiengesellschaft
- Ferdinand Frenkel
- G02 - OPTICS
Information Patent Grant
Housing for an optoelectronic circuit module
- Patent number 4,733,932
- Issue date Mar 29, 1988
- Siemens Aktiengesellschaft
- Ferdinand Frenkel
- G02 - OPTICS