Inventor · disambiguated record
Koji Toshikawa
Also filed as: TOSHIKAWA KOJI
3 granted patents·1 pending application·0 citations·filing 2019–2023
38Inventor score
Files withNIHON DEMPA KOGYO CO4
Top patents by PatentIndex Score
4 records- 0151US2024146284A1Quartz-crystal vibrating piece and quartz crystal device using the sameNIHON DEMPA KOGYO CO·Filed 2023·Application pending·0 cites
- 0246US10840882B2Crystal unit and manufacturing method thereofNIHON DEMPA KOGYO CO·Filed 2019·Granted Nov 17, 2020·0 cites·12 claims
- 0345US11824516B2Piezoelectric device and manufacturing method of the sameNIHON DEMPA KOGYO CO·Filed 2020·Granted Nov 21, 2023·0 cites·6 claims
- 0441US10771038B2Crystal unitNIHON DEMPA KOGYO CO·Filed 2019·Granted Sep 8, 2020·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →