Assignee
YAMAGUCHI YUMI
JP·1 granted patent·1 pending application·2 citations·filing 2011–2011
Top patents by PatentIndex Score
2 records- 0156US8633775B2Method of manufacturing piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic equipment and radio-controlled timepieceYAMAGUCHI YUMI·Filed 2011·Granted Jan 21, 2014·2 cites·5 claims
- 0228US2011148249A1Method of manufacturing piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic equipment and radio-controlled timepieceYAMAGUCHI YUMI·Filed 2011·Application pending·0 cites
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