DB

Douglas J. Button

HI Harman International Industries, Incorporated: 3 patents #2 of 29Top 7%
📍 Simi Valley, CA: #7 of 107 inventorsTop 7%
🗺 California: #2,168 of 28,370 inventorsTop 8%
Overall (2004): #30,050 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6801634 Loudspeaker coil suspension system 2004-10-05
6774510 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator Jerry Moro 2004-08-10
6768806 Shorting rings in dual-coil dual-gap loudspeaker drivers Ralph E. Hyde, Alex V. Salvatti 2004-07-27