Precise time period measurement

Precision semiconductor device timer

Printed circuit board fabrication technique

Printed circuit board fabrication technique

Process for determining the electrical duration of signal paths

Process timing apparatus

Program carrier for switching chronometer systems

Program plate for a timer

Programmable reminder device having multi-event capacity

Programmable timing device

Programmable timing unit for generating multiple coherent timing

Programmable timing unit for generating multiple coherent timing

Programmed multi time interval pin

Pulse measurement circuit

Pulse width detection

Pulse width detection

Pushbutton device for controlling the start/stop and...

Quickness measuring device

Race stopwatch with plural displays and operating modes

Real-time, uninterrupted time-interval to voltage converter