DK

Dana J. Koppes

PL Plantronics: 1 patents #228 of 433Top 55%
Overall (All Time): #3,595,693 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6297462 Rotary matrix switch Timothy P. Johnston, Gary T. Brint, Jeffrey P. Stram 2001-10-02