HL

Hong Xiang Liang

SA Siemens Schweiz Ag: 1 patents #3 of 39Top 8%
Overall (2020): #446,510 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10540885 Fire alarm systems Xue Song Shen, Jian Tan 2020-01-21