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Multifunctional adjustable urban road intelligent street lamp
Free accessEuropean Patent Office | 2023| -
High-airtightness, high-protection-grade and high-compactness lighting device
Free accessEuropean Patent Office | 2021| -
Static ceramic lighting assembly, preparation method thereof and lighting device
Free accessEuropean Patent Office | 2022| -
Bedroom bedside table lamp capable of adjusting illumination direction
Free accessEuropean Patent Office | 2021| -
Surgery light supplementing device and method for medical care of obstetrics and gynecology surgeries
Free accessEuropean Patent Office | 2022| -
LED light source with energy-saving and heat-dissipating functions
Free accessEuropean Patent Office | 2021|