AS

Andy Sheng

📍 Cerritos, CA: #167 of 505 inventorsTop 35%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,635,226 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5947715 Safety lighter Betty Sheng 1999-09-07
5836755 Lockable lighter Betty Sheng 1998-11-17
5332387 Cigarette lighter — 1994-07-26