TRIS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 8125
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 5102
 
  
 
C22C ALLOYS 270

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9337599 Carbon brush for fuel pump and method for manufacturing sameDec 15, 11May 10, 16[H02K, H01R]
9024504 Carbon commutator and a method for production thereofJan 26, 12May 05, 15[H01R]
7294166 Metal-graphite brushOct 24, 02Nov 13, 07[C22C]
7067951 Copper-graphite brushJan 27, 03Jun 27, 06[H01R]
6949863 Metal-graphite brushDec 24, 02Sep 27, 05[H02K, H01R]
6833650 Plane commutator of motor having a base made of conductive powderJun 05, 01Dec 21, 04[H02K, H01R]
6758881 Metal-graphite brush and production method thereofMar 25, 03Jul 06, 04[H01R, C22C]
6700292 Metal-graphite brushOct 24, 02Mar 02, 04[H01R]
6674212 Current-carrying member for a direct-current motor in a fuel pump, method for producing the same, and fuel pumpJun 05, 02Jan 06, 04[H01R]
6259183 Carbon commutatorNov 10, 99Jul 10, 01[H02K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7586230 Brush, commutator, and commutator deviceExpiredNov 30, 05Sep 08, 09[H02K]
6755882 Metal-graphite brushExpiredOct 24, 02Jun 29, 04[H01R, C22C]
5686118 Apparatus for compressing-forming powderExpiredJul 07, 95Nov 11, 97[B28B, B30B]

Top Inventors for This Owner

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