JIANJUN KE

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SHENZHEN, CN

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Patents Grantslast 30 patents

Information Patent Grant
Foldable emergency power box with shaft structure allowing wires to...
- Patent number 12,003,084
- Issue date Jun 4, 2024
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- Jianjun Ke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Emergency output circuit for starting LED lamp tubes with leakage p...
- Patent number 11,991,806
- Issue date May 21, 2024
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- Jianjun Ke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Downlight emergency power supply device
- Patent number 11,959,617
- Issue date Apr 16, 2024
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- Jianjun Ke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CONSTANT-POWER PURE SINE WAVE OUTPUT CIRCUIT, DEVICE AND POWER SUPP...
- Publication number 20240283373
- Publication date Aug 22, 2024
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- Jianjun Ke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
EMERGENCY OUTPUT CIRCUIT FOR STARTING LED LAMP TUBES WITH LEAKAGE P...
- Publication number 20230035285
- Publication date Feb 2, 2023
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- JIANJUN KE
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
FOLDABLE EMERGENCY POWER BOX WITH SHAFT STRUCTURE ALLOWING WIRES TO...
- Publication number 20220329055
- Publication date Oct 13, 2022
- SHENZHEN BILLDA TECHNOLOGY CO., LTD
- JIANJUN KE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER