EN

Erika Kit-shan Ngan

Overall (2023): #452,511 of 537,848Top 85%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11627911 System for evaluating sleeping comfort of bedding system Gloria Lei Yao, John Kin-ming Leung, Ryan Sai-yuk Leung, Siu-cheung Ho, Lv Ru +6 more 2023-04-18