DH

Dirk M. Hoekstra

LS Litton Systems: 1 patents #380 of 838Top 50%
Overall (All Time): #2,287,027 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5418507 Yig tuned high performance filters using full loop, nonreciprocal coupling William J. Keane, Christopher F. Schiebold 1995-05-23
5221912 YIG tuned band reject filter for 2-18 GHz with full one-quarter wavelength RF coupling loops William J. Keane, Cristopher F. Schiebold 1993-06-22