Inventor
KOCH WOLFGANG H
14 patents
⚠️ This page may combine multiple inventors who share the name “KOCH WOLFGANG H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMOCO CORP
9 patentsUS5213142AMay 25, 1993
Stage II vapor recovery system
AMOCO CORP58 citations95
US5325896AJul 5, 1994
Stage II vapor recovery system
AMOCO CORP43 citations92
US5244017ASep 14, 1993
Fuel and vapor flow signaling process
AMOCO CORP22 citations91
US5273087ADec 28, 1993
Vapor recovery nozzle with flow indicators
AMOCO CORP52 citations90
US5199471AApr 6, 1993
Process to prevent vapor blockage for stage II vapor recovery
AMOCO CORP13 citations73
USD342742SDec 28, 1993
Fuel dispenser handle
AMOCO CORP13 citations71
USD338209SAug 10, 1993
Fuel dispenser handle
AMOCO CORP4 citations62
USD341595SNov 23, 1993
Fuel dispenser handle
AMOCO CORP2 citations61
USD338210SAug 10, 1993
Fuel dispenser handle
AMOCO CORP3 citations61
TOKHEIM CORP
5 patentsUS5988232ANov 23, 1999
Vapor recovery system employing oxygen detection
TOKHEIM CORP57 citations95
US6223789B1May 1, 2001
Regulation of vapor pump valve
TOKHEIM CORP50 citations92
US6167747B1Jan 2, 2001
Apparatus for detecting hydrocarbon using crystal oscillators within fuel dispensers
TOKHEIM CORP46 citations92
US6103532AAug 15, 2000
Vapor recovery system utilizing a fiber-optic sensor to detect hydrocarbon emissions
TOKHEIM CORP36 citations92
US6413484B1Jul 2, 2002
Catalytic oxidation of vapor emissions discharged during vehicle refueling
TOKHEIM CORP15 citations83