Tokai Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F23D BURNERS 1221
 
  
 
2705 LIGHTERS36
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 141
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
F23Q IGNITION 116
 
  
 
0701 CHINA, GLASSWARE, DISHES AND OTHER ARTICLES OF A SIMILAR NATURE143

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D759298 LighterNov 14, 14Jun 14, 16[2705]
D686879 Gas lighterMay 04, 12Jul 30, 13[0701]
D676193 LighterMar 29, 12Feb 12, 13[2705]
D672085 LighterMar 29, 12Dec 04, 12[2705]
D514742 LighterNov 18, 03Feb 07, 06[2705]
D510561 BatteryJul 31, 03Oct 11, 05[1302]
D500386 LighterFeb 20, 04Dec 28, 04[2705]
D495823 LighterAug 11, 03Sep 07, 04[2705]
D477109 Gas lighterJul 22, 02Jul 08, 03[2705]
D476442 Gas lighterJul 22, 02Jun 24, 03[2705]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0123,905 FUEL CONTAINER FOR FUEL CELLAbandonedJul 25, 06May 26, 11[H01M]
2011/0048,553 PRESSURE REGULATORAbandonedJul 25, 06Mar 03, 11[F16K]
7776487 Pressure regulator for a fuel cell, fuel supply system for a fuel cell using the regulator, electronic equipment having the fuel supply system, and fuel cartridge for a fuel cellExpiredDec 07, 05Aug 17, 10[H01M]
7766032 Fuel container for fuel cellExpiredJan 17, 05Aug 03, 10[B67D]
7568910 IgnitorExpiredOct 22, 02Aug 04, 09[F23Q, F23D]
2008/0272,128 Fuel Container For Fuel CellAbandonedJan 17, 05Nov 06, 08[H01M, B65D]
7397170 Piezoelectric mechanism for generating discharge voltageExpiredJan 13, 06Jul 08, 08[H01L]
7165575 Pressure regulatorExpiredMar 01, 04Jan 23, 07[G05D]
2006/0210,842 Fuel container and fuel cell therewithAbandonedMar 03, 06Sep 21, 06[H01M]
2006/0151,494 Fuel container for fuel cellAbandonedJun 21, 04Jul 13, 06[B65D]
2006/0011,536 Flow adjusting mechanismAbandonedNov 08, 04Jan 19, 06[B01D]
6979190 Igniting operation mechanism of piezoelectric ignition firing rodExpiredMay 30, 01Dec 27, 05[F23D]
2005/0263,189 Pressure regulatorAbandonedMay 27, 05Dec 01, 05[G05D]
6939128 Ignition operating mechanism for slide type lightersExpiredFeb 19, 02Sep 06, 05[0000]
2005/0175,947 Filter structure of igniterAbandonedNov 12, 04Aug 11, 05[F23D]
6837703 IgnitorExpiredOct 28, 03Jan 04, 05[F23D]
2004/0191,715 IgnitorAbandonedMay 20, 04Sep 30, 04[F23Q, F23D]
6786715 Gas lighterExpiredMar 21, 03Sep 07, 04[F23D]
2004/0058,289 Lighter with child resistant shielded sparkwheel ignition mechanismAbandonedSep 20, 02Mar 25, 04[F23D]
6666677 Piezoelectric gas lighterExpiredNov 13, 00Dec 23, 03[F23Q]

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Top Inventors for This Owner

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