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Inventor
HILTON JOSEPH R
GB
4 patents
⚠️ This page may combine multiple inventors who share the name “HILTON JOSEPH R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RACAL SAFETY LTD
2 patents
US4417575A
Nov 29, 1983
Respirators
RACAL SAFETY LTD
165 citations
96
US4419994A
Dec 13, 1983
Respirators
RACAL SAFETY LTD
138 citations
93
HILTON JOSEPH R
1 patent
US4430995A
Feb 14, 1984
Power assisted air-purifying respirators
HILTON JOSEPH R
133 citations
91
RACAL CORP
1 patent
USD267207S
Dec 14, 1982
Welder's helmet
RACAL CORP
9 citations
66