CH

Cheung Wing Hui

Overall (All Time): #1,473,167 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9888783 Mattress structure and a method using the characteristics of the mattress structure for understanding and deciding suitability of the mattress structure — 2018-02-13
7111345 Quilt — 2006-09-26
6023798 Pillow adjuster — 2000-02-15