Inventor
WILLEMS LEONARDUS F
NL6 patents
⚠️ This page may combine multiple inventors who share the name “WILLEMS LEONARDUS F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIPS CORP
3 patentsUS4791671ADec 13, 1988
System for analyzing human speech
PHILIPS CORP44 citations90
US4384335AMay 17, 1983
Method of and system for determining the pitch in human speech
PHILIPS CORP25 citations75
US4945568AJul 31, 1990
Method of and device for deriving formant frequencies using a Split Levinson algorithm
PHILIPS CORP12 citations71