Inventor
WILLIAMSON STEVEN
US25 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMSON STEVEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYMTRON SYSTEMS INC
14 patentsUS4983124AJan 8, 1991
Fire fighting trainer
SYMTRON SYSTEMS INC72 citations95
US4861270AAug 29, 1989
Fire fighting trainer
SYMTRON SYSTEMS INC71 citations94
US5411397AMay 2, 1995
Aircraft fire fighting trainer having a mixture of liquid and aggregate particles as a fuel diffuser
SYMTRON SYSTEMS INC24 citations92
US5345830ASep 13, 1994
Fire fighting trainer and apparatus including a temperature sensor
SYMTRON SYSTEMS INC24 citations92
US5335559AAug 9, 1994
Fire fighting trainer and apparatus
SYMTRON SYSTEMS INC32 citations92
US5320536AJun 14, 1994
Fire fighting trainer and apparatus including smoke generating means
SYMTRON SYSTEMS INC31 citations92
US5266033ANov 30, 1993
Fire fighting trainer having foam detector
SYMTRON SYSTEMS INC26 citations92
US5233869AAug 10, 1993
Fire fighting trainer and apparatus including a water sensor
SYMTRON SYSTEMS INC49 citations92
US5055050AOct 8, 1991
Fire fighting trainer
SYMTRON SYSTEMS INC40 citations92
US5052933AOct 1, 1991
Fire fighter trainer
SYMTRON SYSTEMS INC24 citations92
US5518403AMay 21, 1996
Rollover fire fighting trainer
SYMTRON SYSTEMS INC35 citations89
US5328375AJul 12, 1994
Fire fighting trainer and apparatus including a flame generating means
SYMTRON SYSTEMS INC25 citations89
US5700141ADec 23, 1997
Pilot module assembly
SYMTRON SYSTEMS INC8 citations71
US5700142ADec 23, 1997
Liquid pilot assembly
SYMTRON SYSTEMS INC9 citations71