CHONGFENG ZHENG

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SHANGHAI, CN

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Patents Grantslast 30 patents

Information Patent Grant
Power supply system and electronic device
- Patent number 11,812,545
- Issue date Nov 7, 2023
- Delta Electronics (Shanghai) Co., Ltd.
- Shouyu Hong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power supply system and electronic device
- Patent number 11,758,645
- Issue date Sep 12, 2023
- Delta Electronics (Shanghai) Co., Ltd.
- Shouyu Hong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Converter with input voltage balance circuit
- Patent number 8,536,735
- Issue date Sep 17, 2013
- Delta Electronics (Shanghai) Co., Ltd.
- Chao Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Energy recycle system for use with AC current power supply
- Patent number 7,804,193
- Issue date Sep 28, 2010
- Delta Electronics, Inc.
- Chao Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DRIVING CIRCUIT
- Publication number 20240405766
- Publication date Dec 5, 2024
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Weicheng Zhou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER SUPPLY SYSTEM AND ELECTRONIC DEVICE
- Publication number 20220217836
- Publication date Jul 7, 2022
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Shouyu Hong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONVERTER WITH INPUT VOLTAGE BALANCE CIRCUIT
- Publication number 20120262955
- Publication date Oct 18, 2012
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- CHAO YAN
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ENERGY RECYCLE SYSTEM FOR USE WITH AC CURRENT POWER SUPPLY
- Publication number 20080238196
- Publication date Oct 2, 2008
- DELTA ELECTRONICS, INC.
- Chao Yan
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC