Assignee
TOKAI CORP
JP135 patents
Top patents by PatentIndex Score
US5697775ADec 16, 1997
Safety device in lighting rods
TOKAI CORP125 citations98
US6093017AJul 25, 2000
Safety device in lighting rods
TOKAI CORP63 citations96
US6042367AMar 28, 2000
Safety device in lighting rods
TOKAI CORP49 citations96
US5967768AOct 19, 1999
Lighting device
TOKAI CORP56 citations96
US5897308AApr 27, 1999
Safety device in lighting rods
TOKAI CORP68 citations96
US5531591AJul 2, 1996
Safety device for use in lighter
TOKAI CORP70 citations96
USD328311SJul 28, 1992
Ballpoint pen
TOKAI CORP49 citations96
US4904180AFeb 27, 1990
Gaslighter equipped with a locking means to prevent undesired ignition
TOKAI CORP65 citations96
US4859172AAug 22, 1989
Piezoelectric lighter equipped with a safety lock
TOKAI CORP76 citations96
US4786248ANov 22, 1988
Gaslighter equipped with a safety lock
TOKAI CORP71 citations96
US4784602ANov 15, 1988
Gas lighter equipped with a safety lock
TOKAI CORP70 citations96
US5326256AJul 5, 1994
Igniting device
TOKAI CORP60 citations95
US5145358ASep 8, 1992
Safety device for piezoelectric gas lighter
TOKAI CORP101 citations95
USD444998SJul 17, 2001
Igniter
TOKAI CORP23 citations93
US6217315B1Apr 17, 2001
Liquid fuel burning device
TOKAI CORP45 citations93
USD354196SJan 10, 1995
Igniter
TOKAI CORP39 citations93
USD326868SJun 9, 1992
Ballpoint pen
TOKAI CORP32 citations93
USD324238SFeb 25, 1992
Writing instrument
TOKAI CORP43 citations93
USD321719SNov 19, 1991
Felt tip pen
TOKAI CORP24 citations93
USD318610SJul 30, 1991
Aerosol container
TOKAI CORP38 citations93
USD306137SFeb 20, 1990
Aerosol container
TOKAI CORP30 citations93
USD303758SOct 3, 1989
Aerosol container
TOKAI CORP33 citations93
US4784601ANov 15, 1988
Gas lighter equipped with a safety lock
TOKAI CORP48 citations93
US4778380AOct 18, 1988
Rod-shaped gas igniter
TOKAI CORP37 citations93
US4762254AAug 9, 1988
Pressure container for aerosol
TOKAI CORP26 citations93
US5931656AAug 3, 1999
Gas lighter with interrupted gas valve actuator means for providing child resistancy
TOKAI CORP19 citations92
US5738507AApr 14, 1998
Gas igniter
TOKAI CORP51 citations92
US5716204AFeb 10, 1998
Combustion device in lighters
TOKAI CORP24 citations92
USD377235SJan 7, 1997
Gas lighter
TOKAI CORP20 citations92
US5458482AOct 17, 1995
Gas lighter with safety device
TOKAI CORP21 citations92
US5456929AOct 10, 1995
Ready-to-heat canned goods
TOKAI CORP39 citations92
US5322433AJun 21, 1994
Igniting device
TOKAI CORP24 citations92
USD327813SJul 14, 1992
Igniter
TOKAI CORP46 citations92
USD759298SJun 14, 2016
Lighter
TOKAI CORP18 citations91
USD468586SJan 14, 2003
Igniter
TOKAI CORP24 citations90
USD360557SJul 25, 1995
Igniter
TOKAI CORP36 citations89
US5186618AFeb 16, 1993
Gas lighter with safety device
TOKAI CORP29 citations89
US5240408AAug 31, 1993
Gas lighter with safety device
TOKAI CORP38 citations88
US6939128B2Sep 6, 2005
Ignition operating mechanism for slide type lighters
TOKAI CORP13 citations84
US6786715B1Sep 7, 2004
Gas lighter
TOKAI CORP14 citations84
US6666677B1Dec 23, 2003
Piezoelectric gas lighter
TOKAI CORP14 citations84
US6616443B2Sep 9, 2003
Firing rod
TOKAI CORP14 citations84
US6089218AJul 18, 2000
Vaporization acceleration device for high-calorie gas appliance
TOKAI CORP18 citations84
US5373836ADec 20, 1994
Water heater
TOKAI CORP20 citations84
USD375814SNov 19, 1996
Gas lighter
TOKAI CORP17 citations82
USD334589SApr 6, 1993
Plural-nibbed ball-point pen
TOKAI CORP19 citations82
USD328917SAug 25, 1992
Twin-nibbed ball-point pen
TOKAI CORP21 citations82
US4810187AMar 7, 1989
Piezoelectric type lighter for use in lighting pipes
TOKAI CORP23 citations82
US4776491AOct 11, 1988
Portable aerosol container
TOKAI CORP23 citations82
US5409372AApr 25, 1995
Gas lighter with safety device
TOKAI CORP22 citations80
Showing the top 50 of 135 patents by PatentIndex Score.