SANGO CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 1739
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 964
 
  
 
1509 MACHINE TOOLS, ABRADING AND FOUNDING MACHINERY524
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 3151
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 254
 
  
 
B01D SEPARATION 1133
 
  
 
B23B TURNING; BORING 151
 
  
 
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 192
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 156
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 192

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9901968 Pipe bend die unit, and pipe bending apparatus having the unitJun 09, 15Feb 27, 18[B21D]
9809092 Door impact beam for vehicleFeb 14, 17Nov 07, 17[B60J]
9707610 Pipe bend die unit, and pipe bending apparatus having the unitNov 13, 15Jul 18, 17[B21D]
9683478 Dispersion plate and internal combustion engineOct 21, 15Jun 20, 17[F01N, F02D]
9610626 Pipe bend die unit, and pipe bending apparatus having the unitNov 13, 15Apr 04, 17[B21D]
9614215 Negative electrode material for lithium secondary battery and method for manufacturing the sameMar 07, 14Apr 04, 17[H01M, B23K]
9520595 Negative electrode for lithium-ion secondary cell and method for manufacturing sameOct 23, 13Dec 13, 16[C01B, B82Y, H01M]
D772959 Molding die for pipe bendingMay 14, 15Nov 29, 16[1509]
D772960 Molding die for pipe bendingMay 14, 15Nov 29, 16[1509]
D772961 Molding die for pipe bendingMay 14, 15Nov 29, 16[1509]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7866044 Method of producing metal tubular memberExpiredMay 26, 05Jan 11, 11[B23P, B21D]
7505858 Method for analyzing tone quality of exhaust soundExpiredJun 28, 05Mar 17, 09[G01R]
7505504 Laser processing deviceExpiredOct 06, 05Mar 17, 09[H01S]
2009/0049,832 EXHAUST HEAT RECOVERY DEVICEAbandonedFeb 22, 06Feb 26, 09[F01N]
2007/0181,393 Impact absorbing device of vehicleAbandonedFeb 08, 05Aug 09, 07[F16F]
2007/0033,804 Method for producing a fluid treatment device having a honeycomb memberAbandonedOct 20, 06Feb 15, 07[B23Q]
7174634 Method for producing a fluid treatment device having a honeycomb memberExpiredMay 26, 04Feb 13, 07[B21D]
2005/0224,283 Internal combustion engine silencerAbandonedAug 19, 04Oct 13, 05[F01N]
6942838 Emission system part and method of manufacturing the partExpiredMay 25, 99Sep 13, 05[B01D]
6834245 Method and apparatus for monitoring the status of manufacturing productsExpiredMar 26, 01Dec 21, 04[G06F]
6766675 Spindle mechanismExpiredDec 17, 02Jul 27, 04[B21D]
6588203 Exhaust device of internal combustion engineExpiredJun 29, 01Jul 08, 03[F01N]
6216743 Bellows tubeExpiredFeb 28, 00Apr 17, 01[F16L]
6012315 Method of manufacturing pipeExpiredJun 05, 97Jan 11, 00[B21D]
6000115 Shell lock seaming machineExpiredNov 24, 97Dec 14, 99[B23P]
5943891 Silencer shell forming apparatusExpiredNov 24, 97Aug 31, 99[E05B, B21D]
5782506 Flexible pipeExpiredApr 02, 96Jul 21, 98[F16L]
5713611 Connection of a plate and tubular membersExpiredSep 03, 96Feb 03, 98[F16L]
5259300 Stirrer for food and cooking methodExpiredSep 14, 92Nov 09, 93[A47J]
5180204 High strength steel pipe for reinforcing door of carExpiredSep 18, 91Jan 19, 93[C22C]

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