John Donald Berenbrok

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Beaver, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 12,119,633
- Issue date Oct 15, 2024
- Starline Holdings, LLC
- Frank Joseph Stifter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for dust and liquid protected continuous access...
- Patent number 12,068,593
- Issue date Aug 20, 2024
- Starline Holdings, LLC
- Frank Joseph Stifter
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20230009523
- Publication date Jan 12, 2023
- Starline Holdings, LLC
- Frank Joseph Stifter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Systems and Methods for Dust and Liquid Protected Continuous Access...
- Publication number 20220173584
- Publication date Jun 2, 2022
- Starline Holdings, LLC
- Frank Joseph Stifter
- H01 - BASIC ELECTRIC ELEMENTS