RB

Robert Brey

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,880,038 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5029217 Digital hearing enhancement apparatus Douglas M. Chabries, Martin Robinette, Richard W. Christiansen, Gary Robert Kenworthy 1991-07-02