Inventor · disambiguated record
Takahiro Ohtsuka
Also filed as: OHTSUKA TAKAHIRO
6 granted patents·4 pending applications·37 citations·filing 1993–2022
77Inventor score
Top patents by PatentIndex Score
10 records- 0159US12388415B2Crystal unit, semimanufactured crystal unit, and method for manufacturing crystal unitNIHON DEMPA KOGYO CO·Filed 2022·Granted Aug 12, 2025·0 cites·16 claims
- 0256US5343431ASemiconductor memory apparatus, test apparatus therefor and method for relieving semiconductor memory apparatus from short circuitMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Aug 30, 1994·20 cites·12 claims
- 0355US7075218B2Tuning fork type crystal component for angular velocity sensor and manufacturing method thereofNIHON DEMPA KOGYO CO·Filed 2004·Granted Jul 11, 2006·7 cites·4 claims
- 0444US12101075B2Piezoelectric device and manufacturing method of the sameNIHON DEMPA KOGYO CO·Filed 2021·Granted Sep 24, 2024·0 cites·7 claims
- 0541US2014203883A1Resonator, oscillator, and method for fabricating oscillatorNIHON DEMPA KOGYO CO·Filed 2014·Application pending·0 cites
- 0640US5982842AOutput timerMITSUBISHI ELEC SEMICONDUCTOR·Filed 1997·Granted Nov 9, 1999·10 cites·8 claims
- 0739US2003088417A1Speech analysis method and speech synthesis systemFiled 2001·Application pending·0 cites
- 0836US7716807B2Process of making a tuning fork type crystal componentNIHON DEMPA KOGYO CO·Filed 2006·Granted May 18, 2010·0 cites·3 claims
- 0936US2013175897A1Disk resonator and electronic componentNIHON DEMPA KOGYO CO·Filed 2013·Application pending·0 cites
- 1028US2017163234A1Frequency adjustment method of piezoelectric resonator and the piezoelectric resonatorNIHON DEMPA KOGYO CO·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →