Inventor
THERRIEN ROGER H
CA6 patents
⚠️ This page may combine multiple inventors who share the name “THERRIEN ROGER H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NCR CANADA
3 patentsUS4523231AJun 11, 1985
Method and system for automatically detecting camera picture element failure
NCR CANADA29 citations90
US4509077AApr 2, 1985
Automatic, self-diagnosing, electro-optical imaging system
NCR CANADA20 citations79
US4618254AOct 21, 1986
Automatic light control system
NCR CANADA22 citations78