Parker Hannifin RAK SA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL466
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7168449 Quick coupling for hydraulic fluid pipesMay 19, 04Jan 30, 07[F16L]
6029701 Quick-connect coupling for pressurized fluid linesMar 06, 98Feb 29, 00[F16L]
5956987 Machine for flaring pipe endsAug 13, 97Sep 28, 99[B21D]
5806166 Connecting device for an end of a rigid metallic pipe for conveying a fluidMar 18, 97Sep 15, 98[B23P, B21D]
5634674 Connecting device for an end of a rigid metallic pipe for conveying a fluidFeb 03, 95Jun 03, 97[F16L]
5615598 Jack with fixed piston for handling, moving and manipulating a workpieceJun 21, 95Apr 01, 97[F01B]
5348354 Pronged fittingMar 23, 92Sep 20, 94[F16L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6792782 Method for deforming a tube near one of its ends and tool used in this methodExpiredApr 28, 03Sep 21, 04[B21D]
5131145 Process for obtaining a hermetic connection for rigid tubeExpiredJan 30, 90Jul 21, 92[B23P]
5039141 Annular catch for rapid connection of flexible or rigid tubeExpiredSep 06, 88Aug 13, 91[F16L]
4974635 Coupler with spring-locked valvesExpiredMay 01, 89Dec 04, 90[F16L]
4854345 Valve coupler with decompressionExpiredNov 10, 86Aug 08, 89[F16L]
4723797 Valve couplers designed to facilitate the return of locking balls to the locking positionExpiredMay 21, 86Feb 09, 88[F16L]
4722558 Pronged fittingExpiredJul 02, 86Feb 02, 88[F16L]
4702278 Valve couplers designed to allow their connection despite the presence of considerable residual pressure in user linesExpiredMay 21, 86Oct 27, 87[F16L]

Top Inventors for This Owner

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