DC

David Chao

CO Contour Optik: 3 patents #1 of 5Top 20%
📍 Saratoga, CA: #46 of 352 inventorsTop 15%
🗺 California: #1,948 of 26,868 inventorsTop 8%
Overall (2005): #25,474 of 245,428Top 15%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6948809 Interconnecting assembly in combination with primary and auxiliary eyeglasses Ming-Che Wu 2005-09-27
6929116 Visual display of container contents Yeou-Soon Lee 2005-08-16
6851552 Containers with additional functionality 2005-02-08