Rolf E. Kowalewski

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Palatine, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Transmission system
- Patent number 5,678,208
- Issue date Oct 14, 1997
- Motorola, Inc.
- Rolf Ernst Kowalewski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for controlling a relay device
- Patent number 5,568,349
- Issue date Oct 22, 1996
- Motorola, Inc.
- Rolf E. Kowalewski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic service timer for an appliance
- Patent number 4,764,715
- Issue date Aug 16, 1988
- Motorola, Inc.
- Rolf E. Kowalewski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER