Hong Fei Bu

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Multi-level parallel power converters
- Patent number 8,885,371
- Issue date Nov 11, 2014
- Astec International Limited
- Piotr Markowski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Coil winding and coil arrangement for multi-winding magnetic struct...
- Patent number 8,742,877
- Issue date Jun 3, 2014
- Astec International Limited
- Piotr Markowski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Core and coil construction for multi-winding magnetic structures
- Patent number 8,466,765
- Issue date Jun 18, 2013
- Astec International Limited
- Piotr Markowski
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Multi-Winding Magnetic Structures
- Publication number 20130200974
- Publication date Aug 8, 2013
- Astec International Limited
- Piotr Markowski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Core and Coil Construction for Multi-Winding Magnetic Structures
- Publication number 20120098632
- Publication date Apr 26, 2012
- Astec International Limited
- Piotr Markowski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-Level Parallel Power Converters
- Publication number 20120092908
- Publication date Apr 19, 2012
- Astec International Limited
- Markowski Piotr
- H01 - BASIC ELECTRIC ELEMENTS