CY

Ching-Chuan You

Overall (2004): #2,267 of 270,089Top 1%
9
Patents 2004

Issued Patents 2004

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6814093 Auto-opening umbrella with enhanced spreaders 2004-11-09
6789556 Umbrella frame 2004-09-14
6758228 Tri-folded umbrella 2004-07-06
D489169 Stretcher structure used in multiple collapsible umbrella 2004-05-04
D489170 Stretcher structure used in multiple collapsible umbrella 2004-05-04
6705335 Collapsible frame structure for self-opening umbrella 2004-03-16
6701946 Collapsible frame structure for self-opening umbrella 2004-03-09
D484680 Stretcher structure used in multiple collapsible umbrella 2004-01-06
D484678 Beach umbrella 2004-01-06