DH

David Huang

📍 Hayward, CA: #11 of 72 inventorsTop 20%
🗺 California: #3,859 of 26,763 inventorsTop 15%
Overall (2002): #69,149 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6494573 Foldable spectacle frame with engaging means for maintaining the spectacle frame in unfolded state while wearing — 2002-12-17
6352342 Auxiliary eyewear with laterally distant magnets on lens retaining mechanisms — 2002-03-05