Arai Seisakusho 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 155
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173
 
  
 
H02G INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8282107 Oil seal for reciprocation motionSep 04, 07Oct 09, 12[F16J]
7424817 Method of working recessed portion in headrest stay and press apparatus for working recessed portion in headrest stayJul 25, 03Sep 16, 08[B21D]
6075210 Polymer insulatorJun 13, 97Jun 13, 00[H01B]
5782730 Pressure rollerJul 24, 96Jul 21, 98[B23P]
5574254 Water-proof sealing structure for an electric junction boxMay 17, 95Nov 12, 96[H02G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0048,374 POWER TRANSMITTING APPARATUSAbandonedOct 25, 13Feb 20, 14[F16D]
2012/0217,707 OIL SEALAbandonedMay 04, 12Aug 30, 12[F16J]
8191900 Oil sealExpiredFeb 20, 07Jun 05, 12[F16J]
2010/0194,055 HERMETIC SEALING DEVICEAbandonedSep 04, 07Aug 05, 10[F16J]
2007/0080,503 Sealing deviceAbandonedNov 05, 04Apr 12, 07[F16J]
2005/0038,166 Rubber compositionAbandonedAug 27, 04Feb 17, 05[C08K]
6701961 Reed valveExpiredFeb 22, 02Mar 09, 04[F16K]
6293374 Drum brake seal structure for all-terrain vehicle wheelExpiredSep 06, 00Sep 25, 01[F16D, F16J]
5396921 Fluid-flow controlling apparatusExpiredAug 23, 93Mar 14, 95[F16K]
4970901 Method for examining quality of adhesion in vulcanized rubber-adhesively bonded metal partExpiredAug 01, 89Nov 20, 90[G01N]
4747603 Oil seal comprising lip seal with thermal expansion controlled reinforcing ringExpiredNov 18, 86May 31, 88[F16J]

Top Inventors for This Owner

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