Inventor · disambiguated record
Akihiko Toda
Also filed as: TODA AKIHIKO
13 granted patents·2 pending applications·72 citations·filing 1993–2014
89Inventor score
Top patents by PatentIndex Score
15 records- 0187US6329551B1Phenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituentNOK CORP·Filed 2000·Granted Dec 11, 2001·17 cites·4 claims
- 0273US6791392B2Circuit for shifting an input signal level including compensation for supply voltage variationYAMAHA CORP·Filed 2002·Granted Sep 14, 2004·17 cites·9 claims
- 0359US6093853APhenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituentNOK CORP·Filed 1998·Granted Jul 25, 2000·5 cites·5 claims
- 0458US5894281ADigital-to-analog converter utilizing MOS transistor switching circuit with accompanying dummy gates to set same effective gate capacitanceYAMAHA CORP·Filed 1997·Granted Apr 13, 1999·21 cites·7 claims
- 0546US9560457B2Plug connectorYAMAHA CORP·Filed 2014·Granted Jan 31, 2017·0 cites·4 claims
- 0646US2005159519A1Phenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituentNOK CORP·Filed 2003·Application pending·0 cites
- 0745US9535102B2Test signal supplying device and semiconductor integrated circuitYAMAHA CORP·Filed 2013·Granted Jan 3, 2017·0 cites·20 claims
- 0844US2002016508A1Phenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituentNOK CORP·Filed 2001·Application pending·0 cites
- 0941US6961014B2D/A converterYAMAHA CORP·Filed 2004·Granted Nov 1, 2005·2 cites·9 claims
- 1040US6696877B2Level shift circuitYAMAHA CORP·Filed 2002·Granted Feb 24, 2004·2 cites·4 claims
- 1138US6724333B1Digital-to-analog converterYAMAHA CORP·Filed 2000·Granted Apr 20, 2004·1 cites·3 claims
- 1236US5402127ADigital-to-analog converterYAMAHA CORP·Filed 1993·Granted Mar 28, 1995·7 cites·6 claims
- 1332US6522280B2Adjustable digital-to-analog converterYAMAHA CORP·Filed 2001·Granted Feb 18, 2003·0 cites·8 claims
- 1429US9138146B2Biological optical measurement instrument and reference image display methodTANII MICHIYO·Filed 2010·Granted Sep 22, 2015·0 cites·11 claims
- 1529US5982204AInformation-discriminating circuitYAMAHA CORP·Filed 1997·Granted Nov 9, 1999·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →