NGK SPARK PLUG CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01T SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES 5031
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 34126
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 12752
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 97266
 
  
 
F23Q IGNITION 821
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 7116
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 708
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR4628
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 3576
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 3442

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0076,067 HOLDING APPARATUSSep 06, 17Mar 15, 18[H01L]
2018/0076,468 ELECTROCHEMICAL REACTION UNIT AND FUEL CELL STACKMar 26, 16Mar 15, 18[C25B, H01M]
2018/0067,073 CONCENTRATION COMPUTATION APPARATUSSep 06, 17Mar 08, 18[G01N, H03H]
2018/0044,589 MAYENITE COMPOUND, MULTIFUNCTIONAL AGENT, AND PRODUCTION METHOD FOR MAYENITE-COMPOUND-CONTAINING PRODUCTFeb 23, 16Feb 15, 18[C09K, B01J, B01D, A24D]
2018/0038,337 PLASMA JET PLUGFeb 03, 16Feb 08, 18[F02P, H01T]
2018/0038,821 GAS SENSOR ELEMENT AND METHOD FOR PRODUCING GAS SENSOR ELEMENTAug 01, 17Feb 08, 18[G01N]
2018/0040,906 FUEL CELL STACKMar 04, 16Feb 08, 18[H01M]
2018/0035,549 CIRCUIT BOARD AND PRODUCTION METHOD THEREFORJan 08, 16Feb 01, 18[H05K]
2018/0011,047 GAS SENSOR AND METHOD FOR MANUFACTURING THE SAMEJul 05, 17Jan 11, 18[G01N, H01R]
2018/0011,049 METAL TERMINAL FOR GAS SENSOR, GAS SENSOR AND METHOD FOR MANUFACTURING GAS SENSORJul 06, 17Jan 11, 18[G01N, H01R]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921180 Gas sensor systemSep 30, 15Mar 20, 18[G01N]
9923340 Method of producing threaded member, method of producing spark plug, and apparatus for producing threaded memberJul 22, 15Mar 20, 18[B21H, H01T]
9915587 Particulate sensorSep 10, 13Mar 13, 18[G01M, G01N]
9917425 Spark plugJul 27, 17Mar 13, 18[H01T]
9911987 Fuel cell stackMar 25, 14Mar 06, 18[H01M]
9912125 Spark plugSep 22, 16Mar 06, 18[H01T]
9912126 Spark plug insulator containing mullite and spark plug including sameJul 23, 15Mar 06, 18[H01B, H01T]
9903887 Wiring board for device testingNov 01, 16Feb 27, 18[H01L, G01R, H05K]
D811451 Vacuum chuckDec 14, 15Feb 27, 18[0808]
9896989 Deterioration diagnosis device for oxidation catalystAug 19, 16Feb 20, 18[F01N, G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0198,561 WIRING BOARD AND METHOD FOR MANUFACTURING THE SAMEAbandonedJul 17, 14Jul 07, 16[H05K]
2016/0041,041 TEMPERATURE SENSORAbandonedAug 07, 15Feb 11, 16[G01K]
2015/0364,410 CIRCUIT BOARD, MANUFACTURING METHOD THEREFOR, AND PILLAR-SHAPED TERMINAL FOR CIRCUIT BOARDAbandonedJun 16, 15Dec 17, 15[H01L, H01R]
2015/0366,058 WIRING SUBSTRATE AND METHOD FOR PRODUCING THE SAMEAbandonedJun 16, 15Dec 17, 15[B23K, H05K]
2015/0357,277 WIRING SUBSTRATEAbandonedDec 12, 13Dec 10, 15[H01L]
2015/0327,362 MULTILAYER WIRING SUBSTRATE AND PRODUCTION METHOD THEREFORAbandonedSep 11, 13Nov 12, 15[H05K]
2015/0318,672 SPARK PLUGAbandonedApr 30, 15Nov 05, 15[H01T]
2015/0313,018 WIRING SUBSTRATE AND PRODUCTION METHOD THEREFORAbandonedNov 15, 13Oct 29, 15[H01L, H05K]
2015/0275,810 APPARATUS AND METHOD FOR CONTROLLING DIESEL ENGINEAbandonedMar 25, 15Oct 01, 15[F02D]
2015/0275,811 DIESEL ENGINE CONTROL APPARATUS, DIESEL ENGINE CONTROL METHOD, AND METHOD FOR DESIGNING DIESEL ENGINE CONTROL APPARATUSAbandonedMar 25, 15Oct 01, 15[G06F, F02D]
2015/0232,334 OXYGEN-PERMEABLE FILMAbandonedSep 03, 13Aug 20, 15[C01B]
2015/0181,722 METHOD OF MANUFACTURING WIRING SUBSTRATE HAVING BUILT-IN COMPONENTAbandonedMar 04, 15Jun 25, 15[H05K]
2015/0136,449 MULTILAYERED WIRING SUBSTRATEAbandonedNov 11, 14May 21, 15[H01B, H05K, H01G]
2015/0075,473 GLOW PLUG AND METHOD FOR MANUFACTURING SAMEAbandonedMar 06, 13Mar 19, 15[F02P, F23Q]
2015/0052,973 GAS SENSORAbandonedAug 13, 14Feb 26, 15[G01D]
2015/0027,758 MULTILAYER WIRING SUBSTRATE AND MANUFACTURING METHOD THEREFORAbandonedMar 20, 13Jan 29, 15[H05K]
2014/0361,000 GLOW PLUGAbandonedMar 27, 13Dec 11, 14[F02P, F23Q]
2014/0301,054 WIRING BOARD FOR HAVING LIGHT EMITTING ELEMENT MOUNTED THEREONAbandonedNov 22, 12Oct 09, 14[H05K]
2014/0293,559 WIRING BOARDAbandonedFeb 21, 14Oct 02, 14[H05K]
2014/0290,997 MULTILAYER WIRING SUBSTRATE AND MANUFACTURING METHOD THEREOFAbandonedApr 03, 13Oct 02, 14[H05K]

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