Sanwa Tekki Corporation

Patent Owner

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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 1132

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6015953 Tension clamp for stranded conductorMar 28, 97Jan 18, 00[H01R]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4454389 Lambda type direct suspending overhead contact system for electric railwayExpiredJul 01, 81Jun 12, 84[B60M]
4236606 Friction braking type vibration damperExpiredNov 01, 78Dec 02, 80[F16D]
4196796 Frictional vibration damperExpiredOct 17, 77Apr 08, 80[B60T]

Top Inventors for This Owner

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