Assignee
YAMAHIRO CO LTD
JP·3 granted patents·71 citations·filing 1985–1998
Top patents by PatentIndex Score
3 records- 0176US6102642AScrew headYAMAHIRO CO LTD·Filed 1998·Granted Aug 15, 2000·52 cites·24 claims
- 0238US6004085ASelf-drilling anchorYAMAHIRO CO LTD·Filed 1997·Granted Dec 21, 1999·11 cites·9 claims
- 0338US4655073AThread rolling die for self-tapping screwYAMAHIRO CO LTD·Filed 1985·Granted Apr 7, 1987·8 cites·18 claims
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