Assignee
YAMAWAKI TAKASHI
JP·4 granted patents·8 citations·filing 2008–2012
Top patents by PatentIndex Score
4 records- 0175US8595936B2Hollow rack end diameter reducing methodYAMAWAKI TAKASHI·Filed 2012·Granted Dec 3, 2013·1 cites·1 claims
- 0275US8104369B2Hollow rack, hollow rack end diameter reducing method, hollow rack end diameter reducing apparatus, and hollow rack manufacturing methodYAMAWAKI TAKASHI·Filed 2008·Granted Jan 31, 2012·7 cites·2 claims
- 0360US8499660B2Hollow rack and hollow rack manufacturing methodYAMAWAKI TAKASHI·Filed 2012·Granted Aug 6, 2013·0 cites·3 claims
- 0438US8677797B2Hollow rack manufacturing method and manufacturing apparatusYAMAWAKI TAKASHI·Filed 2008·Granted Mar 25, 2014·0 cites·16 claims
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