Inventor · disambiguated record
Yasumoto Murata
Also filed as: MURATA YASUMOTO
13 granted patents·209 citations·filing 1989–1995
93Inventor score
Files withSHARP KK13
Top patents by PatentIndex Score
13 records- 0163US5428680ADTMF signal receiving apparatus equipped with a DTMF signal judging circuitSHARP KK·Filed 1993·Granted Jun 27, 1995·34 cites·9 claims
- 0262US5642463AStereophonic voice recording and playback deviceSHARP KK·Filed 1993·Granted Jun 24, 1997·14 cites·6 claims
- 0358US5361323ASignal encoding deviceSHARP KK·Filed 1991·Granted Nov 1, 1994·40 cites·9 claims
- 0456US5343420ASignal discrimination circuitSHARP KK·Filed 1993·Granted Aug 30, 1994·17 cites·27 claims
- 0552US5243303APseudo-random noise signal generatorSHARP KK·Filed 1992·Granted Sep 7, 1993·15 cites·2 claims
- 0651US5592544ADTMF signal judging apparatusSHARP KK·Filed 1995·Granted Jan 7, 1997·12 cites·6 claims
- 0748US5587977ARecording/reproducing apparatus having means to detect the exchange of an external memorySHARP KK·Filed 1995·Granted Dec 24, 1996·13 cites·20 claims
- 0848US5068876APhase shift angle detectorSHARP KK·Filed 1989·Granted Nov 26, 1991·11 cites·3 claims
- 0945US5588052ADTMF signal judging apparatusSHARP KK·Filed 1995·Granted Dec 24, 1996·8 cites·12 claims
- 1044US5325463AIC card with built-in voice synthesizing functionSHARP KK·Filed 1992·Granted Jun 28, 1994·19 cites·18 claims
- 1140US5634085ASignal reproducing device for reproducting voice signals with storage of initial valves for pattern generationSHARP KK·Filed 1993·Granted May 27, 1997·15 cites·19 claims
- 1237US5504835AVoice reproducing deviceSHARP KK·Filed 1992·Granted Apr 2, 1996·8 cites·10 claims
- 1332US5757513ASignal discrimination circuitSHARP KK·Filed 1995·Granted May 26, 1998·3 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →