KM

Kam Hoi Ma

BI Bissell: 1 patents #35 of 86Top 45%
Overall (2023): #373,786 of 537,848Top 70%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11825996 Surface cleaning apparatus Jincheng Xia, Jianjun Ge, Zhenjiang Yin, Xin Chen, Yongsheng Liang 2023-11-28