Inventor

KERT JOHN

US3 patents

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

HUGHES AIRCRAFT CO

2 patents

US5330720AJul 19, 1994

System for detecting fugitive emissions

HUGHES AIRCRAFT CO71 citations94

US5252828AOct 12, 1993

Mobile exhaust tracking system

HUGHES AIRCRAFT CO68 citations94

ENVIROTEST SYSTEMS CORP

1 patent

US5797682AAug 25, 1998

Device and method for measuring temperture of vehicle exhaust

ENVIROTEST SYSTEMS CORP61 citations94