HK

Harvey D. Keith

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #4,002,007 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4612145 Method for producing electret-containing devices Heinz Von Seggern, Tsuey T. Wang, James E. West 1986-09-16