RH

Ronald R. Hatch

ME Magnavox Government And Industrial Electronics: 1 patents #4 of 7Top 60%
📍 Lomita, CA: #2 of 48 inventorsTop 5%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #17,193 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4812991 Method for precision dynamic differential positioning — 1989-03-14
4797841 Method and apparatus for automatic calibration of magnetic compass — 1989-01-10