Assignee
TOKAI CORP
JP·135 granted patents·7 pending applications·2,627 citations·filing 1985–2017
Top patents by PatentIndex Score
142 records- 0197US5697775ASafety device in lighting rodsTOKAI CORP·Filed 1995·Granted Dec 16, 1997·125 cites·5 claims
- 0296USD328311SBallpoint penTOKAI CORP·Filed 1989·Granted Jul 28, 1992·49 cites·1 claims
- 0395US5145358ASafety device for piezoelectric gas lighterTOKAI CORP·Filed 1991·Granted Sep 8, 1992·101 cites·5 claims
- 0495USD324238SWriting instrumentTOKAI CORP·Filed 1989·Granted Feb 25, 1992·43 cites·1 claims
- 0595US4859172APiezoelectric lighter equipped with a safety lockTOKAI CORP·Filed 1988·Granted Aug 22, 1989·76 cites·3 claims
- 0694US5897308ASafety device in lighting rodsTOKAI CORP·Filed 1997·Granted Apr 27, 1999·68 cites·13 claims
- 0794USD327813SIgniterTOKAI CORP·Filed 1991·Granted Jul 14, 1992·46 cites·1 claims
- 0894USD318610SAerosol containerTOKAI CORP·Filed 1988·Granted Jul 30, 1991·38 cites·1 claims
- 0994US4786248AGaslighter equipped with a safety lockTOKAI CORP·Filed 1987·Granted Nov 22, 1988·71 cites·1 claims
- 1094US4784602AGas lighter equipped with a safety lockTOKAI CORP·Filed 1988·Granted Nov 15, 1988·70 cites·3 claims
- 1193US4904180AGaslighter equipped with a locking means to prevent undesired ignitionTOKAI CORP·Filed 1989·Granted Feb 27, 1990·65 cites·2 claims
- 1292USD354196SIgniterTOKAI CORP·Filed 1993·Granted Jan 10, 1995·39 cites·1 claims
- 1392US5326256AIgniting deviceTOKAI CORP·Filed 1991·Granted Jul 5, 1994·60 cites·1 claims
- 1492USD326868SBallpoint penTOKAI CORP·Filed 1989·Granted Jun 9, 1992·32 cites·1 claims
- 1592USD303758SAerosol containerTOKAI CORP·Filed 1986·Granted Oct 3, 1989·33 cites·1 claims
- 1690US6093017ASafety device in lighting rodsTOKAI CORP·Filed 1999·Granted Jul 25, 2000·63 cites·16 claims
- 1790US5531591ASafety device for use in lighterTOKAI CORP·Filed 1995·Granted Jul 2, 1996·70 cites·2 claims
- 1890USD306137SAerosol containerTOKAI CORP·Filed 1986·Granted Feb 20, 1990·30 cites·1 claims
- 1989US6042367ASafety device in lighting rodsTOKAI CORP·Filed 1998·Granted Mar 28, 2000·49 cites·13 claims
- 2088US5967768ALighting deviceTOKAI CORP·Filed 1998·Granted Oct 19, 1999·56 cites·13 claims
- 2188US4784601AGas lighter equipped with a safety lockTOKAI CORP·Filed 1988·Granted Nov 15, 1988·48 cites·3 claims
- 2287USD360557SIgniterTOKAI CORP·Filed 1993·Granted Jul 25, 1995·36 cites·1 claims
- 2387USD321719SFelt tip penTOKAI CORP·Filed 1989·Granted Nov 19, 1991·24 cites·1 claims
- 2485US5738507AGas igniterTOKAI CORP·Filed 1996·Granted Apr 14, 1998·51 cites·5 claims
- 2583US6217315B1Liquid fuel burning deviceTOKAI CORP·Filed 1998·Granted Apr 17, 2001·45 cites·22 claims
- 2682US4778380ARod-shaped gas igniterTOKAI CORP·Filed 1987·Granted Oct 18, 1988·37 cites·4 claims
- 2780US6939128B2Ignition operating mechanism for slide type lightersTOKAI CORP·Filed 2002·Granted Sep 6, 2005·13 cites·9 claims
- 2880US6616443B2Firing rodTOKAI CORP·Filed 2001·Granted Sep 9, 2003·14 cites·6 claims
- 2980USD328917STwin-nibbed ball-point penTOKAI CORP·Filed 1990·Granted Aug 25, 1992·21 cites·1 claims
- 3079US6786715B1Gas lighterTOKAI CORP·Filed 2000·Granted Sep 7, 2004·14 cites·4 claims
- 3179US6666677B1Piezoelectric gas lighterTOKAI CORP·Filed 2000·Granted Dec 23, 2003·14 cites·6 claims
- 3279US5240408AGas lighter with safety deviceTOKAI CORP·Filed 1992·Granted Aug 31, 1993·38 cites·14 claims
- 3378USD444998SIgniterTOKAI CORP·Filed 2000·Granted Jul 17, 2001·23 cites·1 claims
- 3478USD334589SPlural-nibbed ball-point penTOKAI CORP·Filed 1991·Granted Apr 6, 1993·19 cites·1 claims
- 3577USD304677SAerosol containerTOKAI CORP·Filed 1986·Granted Nov 21, 1989·16 cites·1 claims
- 3676USD468586SIgniterTOKAI CORP·Filed 2001·Granted Jan 14, 2003·24 cites·1 claims
- 3776USD377235SGas lighterTOKAI CORP·Filed 1995·Granted Jan 7, 1997·20 cites·1 claims
- 3873USD759298SLighterTOKAI CORP·Filed 2014·Granted Jun 14, 2016·18 cites·1 claims
- 3973USD314837SCigarette lighterTOKAI CORP·Filed 1989·Granted Feb 19, 1991·13 cites·1 claims
- 4072USD375814SGas lighterTOKAI CORP·Filed 1995·Granted Nov 19, 1996·17 cites·1 claims
- 4172USD359143SGas lighterTOKAI CORP·Filed 1994·Granted Jun 6, 1995·18 cites·1 claims
- 4272US5322433AIgniting deviceTOKAI CORP·Filed 1991·Granted Jun 21, 1994·24 cites·2 claims
- 4372USD308162SAerosol containerTOKAI CORP·Filed 1987·Granted May 29, 1990·13 cites·1 claims
- 4470US6551096B2Ignition mechanism for gas lighterTOKAI CORP·Filed 2001·Granted Apr 22, 2003·11 cites·8 claims
- 4569US4810187APiezoelectric type lighter for use in lighting pipesTOKAI CORP·Filed 1987·Granted Mar 7, 1989·23 cites·3 claims
- 4668USD411898SGas lighterTOKAI CORP·Filed 1997·Granted Jul 6, 1999·14 cites·1 claims
- 4768US5456929AReady-to-heat canned goodsTOKAI CORP·Filed 1993·Granted Oct 10, 1995·39 cites·5 claims
- 4868USD326684SFelt tipped penTOKAI CORP·Filed 1990·Granted Jun 2, 1992·13 cites·1 claims
- 4968USD310427SCigarette lighterTOKAI CORP·Filed 1988·Granted Sep 4, 1990·11 cites·1 claims
- 5067US5186618AGas lighter with safety deviceTOKAI CORP·Filed 1991·Granted Feb 16, 1993·29 cites·26 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →