Hans W. Krause

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Oakville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Modular and low power ionizer
- Patent number 6,056,808
- Issue date May 2, 2000
- DKW International Inc.
- Hans W Krause
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular and low power ionizer
- Patent number 5,578,112
- Issue date Nov 26, 1996
- 999520 Ontario Limited
- Hans W. Krause
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Masking sound device
- Patent number 4,914,706
- Issue date Apr 3, 1990
- 777388 Ontario Limited
- Hans W. Krause
- G10 - MUSICAL INSTRUMENTS ACOUSTICS