DP

David Perrin

ZG Zen Design Group: 2 patents #1 of 4Top 25%
HG Homedics Group: 1 patents #7 of 11Top 65%
📍 Warren, MI: #1 of 55 inventorsTop 2%
🗺 Michigan: #159 of 5,720 inventorsTop 3%
Overall (2005): #13,124 of 245,428Top 6%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D513282 Audio toy Sun Yu, Roman S. Ferber 2005-12-27
6896390 Animate form headlamp Sun Yu, Anmena Yau 2005-05-24
6877875 Canted head-mounted light Sun Yu, Andrew Tiefel 2005-04-12
6860616 Ultraviolet light writing system Sun Yu, Andrew Tiefel 2005-03-01