AZ

Alphonse E. Zumsteg

LH Laboratoire Suisse De Recherches Horlogeres: 1 patents #3 of 8Top 40%
Overall (All Time): #896,298 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4561286 Piezoelectric contamination detector Jorg Sekler, Hans E. Hintermann 1985-12-31
4427952 Oscillator circuit with digital temperature compensation 1984-01-24
4415870 Oscillator circuit with digital temperature compensation 1983-11-15
4345221 Temperature compensated signal generator including two crystal oscillators 1982-08-17
4344046 Signal generator including high and low frequency oscillators 1982-08-10
4245173 Beveled, coupled mode piezo-electric resonator Pavel Suda 1981-01-13