HODOGAYA CHEMICAL CO., LTD.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 70292
 
  
 
C07D HETEROCYCLIC COMPOUNDS 47115
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR2768
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 25113
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 2458
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 9111
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 8103
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 664
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 637
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 4251

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0207,395 ORGANIC ELECTROLUMINESCENT DEVICEJul 16, 15Jul 20, 17[C09K, H01L, C07F, C07D, C07C]
2017/0186,967 PYRIMIDINE DERIVATIVE AND AN ORGANIC ELECTROLUMINESCENT DEVICEJun 04, 15Jun 29, 17[C09K, H01L, C07D]
2017/0179,398 ORGANIC ELECTROLUMINESCENT DEVICEJul 08, 15Jun 22, 17[H01L, C07C]
2017/0117,481 ORGANIC ELECTROLUMINESCENT DEVICEJun 17, 15Apr 27, 17[C09K, H01L, C07D, C07C]
2017/0018,720 SPIRO COMPOUND HAVING AZAFLUORENE RING STRUCTURE, LIGHT-EMITTING MATERIAL, AND ORGANIC ELECTROLUMINESCENT DEVICEMar 02, 15Jan 19, 17[C09K, H01L, C07F, C07D]
2016/0351,823 BENZOFUROINDOLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICEFeb 12, 15Dec 01, 16[H01L, C07D]
2016/0204,352 COMPOUND HAVING TRIPHENYLENE RING STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICEAug 11, 14Jul 14, 16[C09K, H01L, C07D]
2016/0152,831 YELLOW COLORANT FOR HAIR DYEING, COMPOSITION FOR HAIR DYEING, AND HAIR DYEING METHODJun 10, 14Jun 02, 16[A61K, C07D, C09B, A61Q]
2016/0155,955 DICARBAZOLE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT DEVICESJun 09, 14Jun 02, 16[H01L, C07D]
2016/0126,464 ORGANIC ELECTROLUMINESCENT DEVICEMay 19, 14May 05, 16[H01L]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9905770 Compound having acridan ring structure, and organic electroluminescent deviceApr 24, 12Feb 27, 18[C09K, H01L, H05B, C07D]
9905775 Organic electroluminescent deviceJan 05, 16Feb 27, 18[C09K, H01L, C07D, C07C]
9882136 Organic electroluminescent deviceMar 14, 13Jan 30, 18[H01L, C07C, B32B]
9871210 Naphthotriazole derivatives and organic electroluminescence devicesFeb 20, 14Jan 16, 18[C09K, H01L, C07D]
9842999 Benzotriazole derivative and an organic electroluminescent deviceJul 24, 14Dec 12, 17[H01L, C07D]
9835965 Charge control agent and toner using sameSep 24, 14Dec 05, 17[C07D, G03G]
9837620 Benzopyridoindole derivative and organic electroluminescent elementSep 01, 14Dec 05, 17[C09K, H01L, C07D]
9818949 Compound having acridan ring structure, and organic electroluminescent deviceAug 29, 14Nov 14, 17[C09K, H01L, H05B, C07D, C07C]
9755152 Compound having substituted anthracene ring structure and pyridoindole ring structure, and organic electroluminescent deviceNov 25, 14Sep 05, 17[H01L, C07D]
9732036 Compound having carbazole ring structure, and organic electroluminescent deviceAug 25, 10Aug 15, 17[C09K, H01L, H05B, C07D]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0034,924 NOVEL TRIPHENYLENE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT DEVICES USING SAID DERIVATIVESAbandonedOct 12, 12Feb 05, 15[H01L]
2014/0205,945 CHARGE CONTROLLING AGENT AND TONER USING SAMEAbandonedJan 24, 14Jul 24, 14[G03G]
2014/0121,300 CARBON FIBROUS CONJUNCT AND COMPOSITE MATERIAL USING THEREOFAbandonedDec 04, 13May 01, 14[C09J, B02C]
2014/0048,787 COMPOUND HAVING TRIAZOLE RING STRUCTURE SUBSTITUTED WITH PYRIDYL GROUP AND ORGANIC ELECTROLUMINESCENT DEVICEAbandonedSep 26, 13Feb 20, 14[H01L]
2014/0034,935 COMPOUND HAVING SUBSTITUTED ORTHO-TERPHENYL STRUCTURE, AND ORGANIC ELECTROLUMINESCENT DEVICEAbandonedFeb 23, 12Feb 06, 14[H01L]
8603620 Carbon fiber and composite materialExpiredJul 03, 09Dec 10, 13[D04H, B32B]
2013/0309,926 THERMOSETTING RESIN-CONTAINING SOLUTION IN WHICH FINE CARBON FIBERS ARE DISPERSED AND THERMOSETTING RESIN FORMED ARTICLES THEREOFAbandonedJan 11, 12Nov 21, 13[C03C, B05D, D06M, C08K]
8580470 Charge control agent composition and toner utilizing the sameExpiredApr 16, 07Nov 12, 13[G03G]
2013/0285,025 COMPOUND HAVING TRIAZOLE RING STRUCTURE SUBSTITUTED WITH PYRIDYL GROUP AND ORGANIC ELECTROLUMINESCENT DEVICEAbandonedMar 29, 13Oct 31, 13[H01L]
2013/0266,895 CHARGE CONTROL AGENT AND TONER USING SAMEAbandonedJan 17, 12Oct 10, 13[G03G]
8551916 Method for preparation of aqueous emulsion using interfacially active organic compound as emulsifying agentExpiredFeb 25, 09Oct 08, 13[A61K, A01N]
8519083 Process for producing MEK-modified resorcin/formalin resin parallelly carrying out recovery and reuse of specified raw materialExpiredSep 27, 07Aug 27, 13[C08G]
2013/0177,844 CHARGE CONTROL AGENT AND TONER USING SAMEAbandonedNov 22, 11Jul 11, 13[G03G]
2013/0149,641 CHARGE CONTROLLING AGENT AND TONER USING SAMEAbandonedSep 13, 11Jun 13, 13[G03G]
2013/0126,793 VAPOR-GROWN CARBON FIBER AGGREGATEAbandonedJul 29, 11May 23, 13[C30B, D02G]
2013/0071,780 TRIPHENYLAMINE DERIVATIVESAbandonedJun 22, 11Mar 21, 13[C07C]
2012/0319,098 SUBSTITUTED PYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENTAbandonedFeb 22, 11Dec 20, 12[H01L, C07D]
2012/0315,573 CHARGE CONTROL AGENT COMPOSITION AND TONER UTILIZING THE SAMEAbandonedAug 21, 12Dec 13, 12[G03G]
2012/0315,576 CHARGE CONTROLLING AGENT AND TONER USING SAMEAbandonedFeb 21, 11Dec 13, 12[C07D, G03G]
8309227 Carbon fibrous aggregator, method for manufacturing thereof, and composite material including thereofExpiredJan 14, 11Nov 13, 12[D02G, B32B]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.