Inventor · disambiguated record
Yoshiro Fujiwara
Also filed as: FUJIWARA YOSHIRO
18 granted patents·1 pending application·577 citations·filing 1982–2007
96Inventor score
Top patents by PatentIndex Score
19 records- 0196US4810965APosition detecting apparatus using a magnetic sensor and a closed magnetic circuit with non-uniform magnetic flux distributionFUJITSU LTD·Filed 1986·Granted Mar 7, 1989·109 cites·46 claims
- 0293US6115592AFilter device and dual-band radio system in which the filter device is usedFUJITSU LTD·Filed 1996·Granted Sep 5, 2000·94 cites·11 claims
- 0392US4468582APiezoelectric resonator chip and trimming method for adjusting the frequency thereofFUJITSU LTD·Filed 1983·Granted Aug 28, 1984·41 cites·9 claims
- 0491US5874869ASurface acoustic wave filter device on 40° to 42° rotated Y-X LITAO3FUJITSU LTD·Filed 1997·Granted Feb 23, 1999·74 cites·19 claims
- 0591US4978879AAcoustic surface wave elementFUJITSU LTD·Filed 1989·Granted Dec 18, 1990·58 cites·9 claims
- 0690US4757581AMethod for producing a piezoelectric resonatorFUJITSU LTD·Filed 1986·Granted Jul 19, 1988·49 cites·9 claims
- 0787US4454444ALiTaO3 Piezoelectric resonatorFUJITSU LTD·Filed 1983·Granted Jun 12, 1984·30 cites·11 claims
- 0879US7176599B2Surface acoustic wave device and method of producing the sameFUJITSU MEDIA DEVICES LTD·Filed 2004·Granted Feb 13, 2007·23 cites·3 claims
- 0973US4583019APiezoelectric resonator using 165° Y-cut LiNbO3FUJITSU LTD·Filed 1984·Granted Apr 15, 1986·17 cites·15 claims
- 1067US5963114ASurface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedancesFUJITSU LTD·Filed 1996·Granted Oct 5, 1999·16 cites·7 claims
- 1154US6253613B1Tuning fork vibratory gyro utilizing a piezoelectric transversal effectFUJITSU LTD·Filed 1997·Granted Jul 3, 2001·19 cites·13 claims
- 1252US6484576B2Tuning-fork vibratory gyroFUJITSU LTD·Filed 2000·Granted Nov 26, 2002·6 cites·10 claims
- 1352US6271739B1Surface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedancesFUJITSU LTD·Filed 1999·Granted Aug 7, 2001·8 cites·3 claims
- 1449US2007107177A1Surface acoustic wave device and method of producing the sameFUJITSU MEDIA DEVICES LTD·Filed 2007·Application pending·0 cites
- 1545US6037698AAcoustic surface wave deviceFUJITSU LTD·Filed 1996·Granted Mar 14, 2000·13 cites·14 claims
- 1644US6114926ASurface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedancesFUJITSU LTD·Filed 1999·Granted Sep 5, 2000·5 cites·2 claims
- 1742US4451805ASurface acoustic wave filterFUJITSU LTD·Filed 1982·Granted May 29, 1984·6 cites·17 claims
- 1840US6111481ASurface-acoustic-wave three interdigital electrodes with different numbers of finger pairsFUJITSU LTD·Filed 1999·Granted Aug 29, 2000·4 cites·1 claims
- 1936US4426595AAcoustic surface wave device with improved band-pass characteristicsFUJITSU LTD·Filed 1982·Granted Jan 17, 1984·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →