PT

Patrick M. Tummire

ST Step Technologies: 1 patents #3 of 4Top 75%
Overall (All Time): #3,388,752 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7233681 Electromagnetic transducer with eccentrically mounted voice coil former Enrique Stiles, Richard Calderwood 2007-06-19