JK

Jianjun Ke

SC Shenzhen Billda Technology Co.: 3 patents #1 of 4Top 25%
Overall (2024): #81,664 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12003084 Foldable emergency power box with shaft structure allowing wires to penetrate through 2024-06-04
11991806 Emergency output circuit for starting LED lamp tubes with leakage protection 2024-05-21
11959617 Downlight emergency power supply device Xiaobing Liu, Zhonghua Qiu, Zhihong Li 2024-04-16