Inventor
BROOCKMAN ERIC C
US7 patents
Patents
7 patentsUS4591242AMay 27, 1986
Optical scanner having multiple, simultaneous scan lines with different focal lengths
IBM76 citations95
US4800256AJan 24, 1989
Halographic scanner having adjustable sampling rate
IBM88 citations92
US4728789AMar 1, 1988
System for adjusting holographic scanner lockout voltage
IBM25 citations91
US4717818AJan 5, 1988
Bar code label identification circuit
IBM50 citations90
US4591236AMay 27, 1986
Optical scanner with beam directing holograms at window
IBM40 citations90
US4713785ADec 15, 1987
Method of inhibiting processing of duplicative coded label signals
IBM34 citations85
US4499608AFeb 12, 1985
Terminal device having closed chamber communications between functional units
IBM20 citations81