JOY TECHNOLOGIES INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 364
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 139
 
  
 
F16H GEARING199

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5254047 Chain take-up apparatusNov 12, 91Oct 19, 93[F16H]
5242358 Machine tool accessory mounting method and apparatusDec 06, 91Sep 07, 93[B23Q]
5163545 Auxiliary conveying apparatus for use with mobile articulated conveyorsJan 07, 92Nov 17, 92[B65G]
5161670 Auxiliary conveying apparatus for elevationally selectable dischargeJan 07, 92Nov 10, 92[B65G]
5156256 Elevated auxiliary conveying apparatusJan 07, 92Oct 20, 92[B65G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5165766 Tram chain connection linkExpiredJan 09, 91Nov 24, 92[B62D]
5106166 Cutting bit holding apparatusExpiredSep 07, 90Apr 21, 92[E21C]
5004098 Conveyor beltExpiredApr 21, 89Apr 02, 91[B65G]
4750861 Compressor components support systemExpiredOct 15, 85Jun 14, 88[F01D]
4635712 Heat exchanger assembly for a compressorExpiredMar 28, 85Jan 13, 87[F28F]
4415024 Heat exchanger assemblyExpiredNov 05, 80Nov 15, 83[F28D]
4365849 Hydrodynamic shaft bearing with concentric outer hydrostatic squeeze film bearingExpiredFeb 19, 81Dec 28, 82[F16C]
4362475 Compressor inlet valveExpiredMar 16, 81Dec 07, 82[F16K, F04B, F15B]
4240296 Measurement of torsional acceleration of a rotating bodyExpiredAug 27, 79Dec 23, 80[G01P]

Top Inventors for This Owner

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