Inventor
FERRI JOHN L
6 patents
⚠️ This page may combine multiple inventors who share the name “FERRI JOHN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE SYLVANIA INC
3 patentsUS3974389AAug 10, 1976
Terbium-activated rare earth oxysulfide X-ray phosphors
GTE SYLVANIA INC65 citations94
US4113648ASep 12, 1978
Terbium-activated rare earth oxysulfide phosphors with controlled decay
GTE SYLVANIA INC8 citations72
US3948798AApr 6, 1976
Titanium-activated lanthanum oxysulfide phosphor and method of preparing same
GTE SYLVANIA INC14 citations72
GTE PROD CORP
3 patentsUS4781575ANov 1, 1988
Temperature compensator for pressure operated fuel regulator
GTE PROD CORP3 citations58
US4631022ADec 23, 1986
Heat recuperator with compensator for pressure operated fuel regulator
GTE PROD CORP3 citations58
US4611984ASep 16, 1986
Temperature compensator for pressure operated fuel regulator
GTE PROD CORP1 citations45