TAMURA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 4044
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 39323
 
  
 
C30B SINGLE-CRYSTAL GROWTH 2630
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 1182
 
  
 
1302 POWER TRANSFORMERS, RECTIFIERS, BATTERIES AND ACCUMULATORS728
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 4152
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 336
 
  
 
C22C ALLOYS 369
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 398
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 399

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0029,169 LEAD-FREE SOLDER ALLOY, SOLDER JOINT, SOLDER PASTE COMPOSITION, ELECTRONIC CIRCUIT BOARD, AND ELECTRONIC DEVICESep 19, 17Feb 01, 18[B23K, C22C, H05K]
2018/0033,907 NITRIDE SEMICONDUCTOR TEMPLATE AND METHOD FOR MANUFACTURING SAMEFeb 08, 16Feb 01, 18[H01L, C30B]
2017/0288,061 SEMICONDUCTOR ELEMENT AND PRODUCTION METHOD FOR SAMEAug 06, 15Oct 05, 17[H01L]
2017/0278,933 SEMICONDUCTOR ELEMENT AND CRYSTALLINE LAMINATE STRUCTUREAug 18, 15Sep 28, 17[H01L]
2017/0233,892 Ga2O3-BASED SINGLE CRYSTAL SUBSTRATEAug 06, 15Aug 17, 17[C30B]
2017/0184,457 REACTORDec 22, 16Jun 29, 17[G01K, H01F]
2017/0145,590 SEMICONDUCTOR SUBSTRATE, EPITAXIAL WAFER, AND METHOD FOR MANUFACTURING EPITAXIAL WAFERMay 11, 15May 25, 17[C23C, H01L, C30B]
2016/0358,704 REACTORJun 02, 16Dec 08, 16[H01F]
2016/0312,380 Ga2O3 BASED CRYSTAL FILM FORMING METHOD, AND CRYSTAL LAMINATED STRUCTUREApr 22, 16Oct 27, 16[C30B]
2016/0279,741 LEAD-FREE SOLDER ALLOY, ELECTRONIC CIRCUIT BOARD, AND ELECTRONIC CONTROL DEVICEMar 17, 16Sep 29, 16[B23K, C22C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915009 Method for growing beta-Ga2O3-based single crystal, and beta-Ga2O3-based single crystal substrate and method for producing sameMay 02, 14Mar 13, 18[C30B]
9915010 -based single crystal substrate and method for producing sameMay 02, 14Mar 13, 18[C30B]
9903045 -based single crystalOct 09, 13Feb 27, 18[C30B]
9881730 ReactorApr 04, 16Jan 30, 18[H01F]
9844840 Flux for soldering and solder paste compositionSep 25, 14Dec 19, 17[B23K]
D801201 Current sensorApr 03, 15Oct 31, 17[1004]
9799440 Coupled inductorMar 14, 14Oct 24, 17[H01F]
9786433 Reactor and manufacturing method thereofAug 20, 15Oct 10, 17[H01F]
9716004 Crystal laminate structure and method for producing sameAug 02, 12Jul 25, 17[H01L, C30B]
9685515 Substrate for epitaxial growth, and crystal laminate structureSep 11, 15Jun 20, 17[H01L, C30B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0137,965 GALLIUM OXIDE SUBSTRATEAbandonedJul 01, 15May 18, 17[C30B]
9397170 Ga2O3 semiconductor elementWithdrawnSep 07, 12Jul 19, 16[H01L]
2016/0141,372 Ga2O3 SEMICONDUCTOR ELEMENTAbandonedApr 25, 14May 19, 16[H01L]
2016/0035,475 REACTORAbandonedJul 30, 15Feb 04, 16[H01F]
2015/0380,500 Ga2O3-BASED SINGLE CRYSTAL SUBSTRATEAbandonedFeb 27, 15Dec 31, 15[H01L, C01G, C30B]
2015/0249,184 Semiconductor Multilayer Structure And Semiconductor ElementAbandonedFeb 26, 15Sep 03, 15[H01L]
2015/0249,189 Semiconductor Multilayer Structure And Semiconductor ElementAbandonedFeb 26, 15Sep 03, 15[H01L, C30B]
2015/0155,356 SEMICONDUCTOR LAMINATE STRUCTURE AND SEMICONDUCTOR ELEMENTAbandonedMay 27, 13Jun 04, 15[H01L]
2014/0295,148 PHOTOSENSITIVE RESIN COMPOSITIONAbandonedMar 25, 14Oct 02, 14[G03F, H05K]
2014/0217,470 Ga2O3 SEMICONDUCTOR ELEMENTAbandonedSep 07, 12Aug 07, 14[H01L]
2014/0217,471 Ga2O3 SEMICONDUCTOR ELEMENTAbandonedSep 07, 12Aug 07, 14[H01L]
2014/0162,072 THERMOSETTING RESIN COMPOSITIONS, RESIN FILMS IN B-STAGE, METAL FOILS, COPPER CLAD BOARDS AND MULTI LAYER BUILD-UP BOARDSAbandonedDec 07, 12Jun 12, 14[C08L]
2014/0027,770 SEMICONDUCTOR LAMINATE AND PROCESS FOR PRODUCTION THEREOF, AND SEMICONDUCTOR ELEMENTAbandonedApr 03, 12Jan 30, 14[H01L]
2013/0265,735 METAL NANOPARTICLE PASTE, ELECTRONIC COMPONENT ASSEMBLY USING METAL NANOPARTICLE PASTE, LED MODULE, AND METHOD FOR FORMING CIRCUIT FOR PRINTED WIRING BOARDAbandonedJun 02, 11Oct 10, 13[C09D, H05K]
2011/0267,035 CURRENT DETECTOR AND METHOD OF MANUFACTURING SAMEAbandonedApr 26, 11Nov 03, 11[G01R, H01F]
2011/0006,753 ELECTRIC CURRENT SENSORAbandonedJul 09, 10Jan 13, 11[G01R]
2011/0006,779 FLUX-GATE LEAKAGE CURRENT SENSORAbandonedJul 07, 10Jan 13, 11[G01R]
7828466 Light-emitting deviceExpiredJul 22, 08Nov 09, 10[F21S]
7789696 Waterproof case for electrical apparatusExpiredMar 28, 07Sep 07, 10[H01R]
2010/0219,228 REFLOW APPARATUSAbandonedDec 19, 06Sep 02, 10[B23K]

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