Roland Dill

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Munchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Multi-channel, narrow-band saw filter
- Patent number 5,661,444
- Issue date Aug 26, 1997
- Siemens Aktiengesellschaft
- Roland Dill
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Weighted reflector for surface acoustic waves
- Patent number 5,621,364
- Issue date Apr 15, 1997
- Siemens Aktiengesellschaft
- Werner Ruile
- H03 - BASIC ELECTRONIC CIRCUITRY