Inventor

ANDREWS J RANDOLPH

US4 patents

⚠️ This page may combine multiple inventors who share the name “ANDREWS J RANDOLPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FORTREND ENGINEERING CORP

2 patents

US5870488AFeb 9, 1999

Method and apparatus for prealigning wafers in a wafer sorting system

FORTREND ENGINEERING CORP110 citations94

US5706201AJan 6, 1998

Software to determine the position of the center of a wafer

FORTREND ENGINEERING CORP67 citations92

DOULOI AUTOMATION INC

2 patents

US6021171AFeb 1, 2000

Multiplexing decoder/counter circuit for monitoring quadrature position encoders

DOULOI AUTOMATION INC7 citations68

US5852354ADec 22, 1998

Multiplexing rate generator/counter circuit for controlling stepper motors

DOULOI AUTOMATION INC6 citations57