KABUSHIKI KAISHA YAMAMOTO-SEISAKUSHO

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6886453 Rice polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facilityExpiredJan 22, 03May 03, 05[B02B, A23L]
6884956 Color-based sorting apparatusExpiredNov 12, 02Apr 26, 05[B07C]
6846102 Grain agitating apparatus and grain storing apparatusExpiredMar 13, 03Jan 25, 05[B01F]
6752072 Rice polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facilityExpiredJan 22, 03Jun 22, 04[B02B, A23L]
6748852 Rice polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facilityExpiredJan 22, 03Jun 15, 04[B02B, A23L]
6561445 Hulling apparatusExpiredFeb 13, 01May 13, 03[B02C]
6539849 Rice-polisher, pre-polished rice producing apparatus, leveling device and pre-polished rice producing facilityExpiredMar 07, 01Apr 01, 03[B02B, A23L]
2003/0048,927 Grain quality judging sample container, grain quality judger, grain quality judging system, grain image reading device, sample arraying jig for the grain image reading device, sample arraying method, and sample arrayer for the grain image reading deviceAbandonedDec 28, 01Mar 13, 03[G06K]

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