Differential timer

Digital chess clock

Digital data processor including apparatus for collecting time-r

Digital low-power programmable alarm clock for use with reflecta

Digital menstrual cycle indicator

Digital multi event timer

Digital Tau synthesizer

Digital time base with corrected analog interpolation

Digital time base with differential period delay

Digital time interval measurement engine for a time of flight sy

Digital timer apparatus and method

Direct digital locked loop

Display having at least one hand, in particular for timepieces

Distance pulse averaging unit

Dive timer

Dual time base zero dead zone time domain reflectometer

Dual timer device

Dual timing apparatus

Dual timing event stopwatch

Duty cycle measurement circuit for measuring and maintaining...