DY

David Yiu

74 745: 2 patents #8 of 17Top 50%
FA First Act: 1 patents #17 of 32Top 55%
Overall (All Time): #1,542,776 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8469812 Fret and method of manufacturing frets for stringed controllers and instruments Bernard Chiu, Mark S. Izen, Paul Franzosa, Andrea Gaiter, Wendy Lynn Mittelstadt +4 more 2013-06-25
8454418 Methods and apparatus for stringed controllers and instruments Bernard Chiu, Stephen Paul Webster, Paul Fransoza, Andrea Gaiter, Wendy Lynn Mittelstadt +3 more 2013-06-04
7960632 Drum kits and methods and apparatus for connecting components of drum kits Mark S. Izen, Suzanne Wasserman, Andrea Gaiter 2011-06-14