Isowa Industry Company Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5325306 System for informing paper shift in apparatus for producing corrugated paper boardsExpiredJul 01, 91Jun 28, 94[G06F, B65H, B32B]
5201400 Apparatus for conveying roll-shaped articleExpiredJan 24, 92Apr 13, 93[B65G]
5169484 Drive mechanism for single facer in corrugatorExpiredMay 11, 90Dec 08, 92[B31F]
5150302 Decentralized control method for corrugator lineExpiredMay 30, 90Sep 22, 92[G06F]
5123887 Apparatus for determining processing positions of printer slotterExpiredJan 15, 91Jun 23, 92[B65K]
5122221 Single facer system capable of dispersing vibrations caused by the corrugating rollsExpiredMay 30, 90Jun 16, 92[B31F]
5101761 Liquid transferring unitExpiredMay 11, 90Apr 07, 92[B05C]
5098512 Heating amount adjusting device for a preheater in a corrugated cardboard producing machineExpiredFeb 26, 90Mar 24, 92[C09J, B32B]
5004173 Method of controlling web feeding deviceExpiredApr 10, 89Apr 02, 91[B65H]
4919353 Cardboard web feeding device for corrugatorExpiredAug 26, 88Apr 24, 90[B05H]
4915025 Anvil cylinder for processing machineExpiredJan 12, 89Apr 10, 90[B41F]
4886263 Method for sorting paperboard blanksExpiredJan 15, 88Dec 12, 89[B65H]
4817525 Method and apparatus for synchronously controlling the printing speed of belt-type printing machineExpiredJul 07, 87Apr 04, 89[B41F]
4814038 Single facer machine having web change capabilityExpiredMar 11, 87Mar 21, 89[B31F]
4805502 Sheet material slotting deviceExpiredMay 04, 88Feb 21, 89[B26D, B65H]
4750660 Sheet guide positioning apparatusExpiredAug 04, 86Jun 14, 88[B65H]
4735663 Method and apparatus for bonding a printing plate to a flexible endless printing beltExpiredApr 24, 87Apr 05, 88[G01B]
4655870 Method and apparatus for glueing and preheating corrugated boardExpiredFeb 20, 85Apr 07, 87[B32B]
4629526 Method of and means for replacing corrugating rolls in a single facerExpiredAug 13, 84Dec 16, 86[F16M, B31F]
4613395 Apparatus for bonding a printing plate on a base filmExpiredAug 06, 84Sep 23, 86[G01B]

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