DH

Donald R. Hiller

HP HP: 7 patents #599 of 7,018Top 9%
📍 Lake Stevens, WA: #32 of 225 inventorsTop 15%
🗺 Washington: #14,643 of 76,902 inventorsTop 20%
Overall (All Time): #764,969 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5646569 Method and apparatus for AC coupling Thomas V. Bruhns, Jan R. Hofland, James W. Waite 1997-07-08
5189418 Dither error correction Manfred Bartz 1993-02-23
5187481 Combined and simplified multiplexing and dithered analog to digital converter 1993-02-16
5168459 Adaptive filter using continuous cross-correlation 1992-12-01
5134399 Subranging analog-to-digital converter with dither 1992-07-28
4983906 Frequency estimation system 1991-01-08
4550309 Analog to digital converter Charles A. Kingsford-Smith 1985-10-29