Assignee
OHSHIMA TSUYOSHI
JP·3 granted patents·0 citations·filing 2008–2012
Top patents by PatentIndex Score
3 records- 0156US8732924B2Method of manufacturing a piezoelectric vibratorOHSHIMA TSUYOSHI·Filed 2012·Granted May 27, 2014·0 cites·1 claims
- 0251US8281467B2Method of manufacturing a piezoelectric vibratorOHSHIMA TSUYOSHI·Filed 2008·Granted Oct 9, 2012·0 cites·3 claims
- 0351US8166621B2Method of stabilizing a frequency of a piezoelectric vibration elementOHSHIMA TSUYOSHI·Filed 2008·Granted May 1, 2012·0 cites·3 claims
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