Bernward Roessler

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Echo canceller circuit
- Patent number 4,928,308
- Issue date May 22, 1990
- Siemens Aktiengesellschaft
- Bernward Roessler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for the digital to analog conversion of digital information...
- Patent number 4,853,698
- Issue date Aug 1, 1989
- Siemens Aktiengesellschaft
- Bernward Roessler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Operational amplifier
- Patent number 4,820,998
- Issue date Apr 11, 1989
- Siemens Aktiengesellschaft
- Bernward Roessler
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Pulse shaper
- Patent number 4,814,637
- Issue date Mar 21, 1989
- Siemens Aktiengesellschaft
- Bernward Roessler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
FET Module with reference source chargeable memory gate
- Patent number 4,357,571
- Issue date Nov 2, 1982
- Siemens Aktiengesellschaft
- Bernward Roessler
- G05 - CONTROLLING REGULATING
Information Patent Grant
N-channel memory field effect transistor
- Patent number 4,150,389
- Issue date Apr 17, 1979
- Siemens Aktiengesellschaft
- Bernward Roessler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
N-channel memory field effect transistor
- Patent number 4,148,044
- Issue date Apr 3, 1979
- Siemens Aktiengesellschaft
- Bernward Roessler
- H01 - BASIC ELECTRIC ELEMENTS