P

Inventor

CALLAGHAN IAN C

GB13 patents
⚠️ This page may combine multiple inventors who share the name “CALLAGHAN IAN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JOHNSON & SON INC S C

6 patents

BRITISH PETROLEUM CO PLC

5 patents

BRITISH TECH GROUP

1 patent

BRITISCH PETROLEUM COMPANY P L

1 patent