Inventor · disambiguated record
Tokuhiko Handa
Also filed as: HANDA TOKUHIKO
24 granted patents·11 pending applications·657 citations·filing 1993–2014
96Inventor score
Top patents by PatentIndex Score
35 records- 0196US5498507AOptical recording mediaTDK CORP·Filed 1995·Granted Mar 12, 1996·147 cites·9 claims
- 0292US6143206AOrganic positive temperature coefficient thermistor and manufacturing method thereforTDK CORP·Filed 1999·Granted Nov 7, 2000·62 cites·10 claims
- 0391US5470628AOptical recording mediumTDK CORP·Filed 1994·Granted Nov 28, 1995·56 cites·20 claims
- 0489US6607679B2Organic PTC thermistorTDK CORP·Filed 2001·Granted Aug 19, 2003·37 cites·15 claims
- 0586US7218506B2Electrolytic capacitor and method of manufacturing the sameTDK CORP·Filed 2005·Granted May 15, 2007·13 cites·19 claims
- 0686US5523140AOptical recording method and mediumTDK CORP·Filed 1995·Granted Jun 4, 1996·50 cites·18 claims
- 0785US6452476B1Organic positive temperature coefficient thermistorTDK CORP·Filed 1999·Granted Sep 17, 2002·56 cites·15 claims
- 0884US6778062B2Organic PTC thermistor and making methodTDK CORP·Filed 2002·Granted Aug 17, 2004·29 cites·15 claims
- 0984US5418030AOptical recording medium and method for makingTDK CORP·Filed 1993·Granted May 23, 1995·60 cites·11 claims
- 1082US6842103B2Organic PTC thermistorTDK CORP·Filed 2003·Granted Jan 11, 2005·15 cites·23 claims
- 1182US6299801B1Organic positive temperature coefficient thermistorTDK CORP·Filed 1999·Granted Oct 9, 2001·35 cites·19 claims
- 1280US7943849B2Photoelectric conversion deviceTDK CORP·Filed 2008·Granted May 17, 2011·4 cites·7 claims
- 1379US6558579B2Organic positive temperature coefficient thermistor and making methodTDK CORP·Filed 2001·Granted May 6, 2003·12 cites·5 claims
- 1474US5945034AOrganic positive temperature coefficient thermistorTDK CORP·Filed 1998·Granted Aug 31, 1999·24 cites·3 claims
- 1571US7245479B2Electrolytic capacitor and method of manufacturing the sameTDK CORP·Filed 2006·Granted Jul 17, 2007·5 cites·3 claims
- 1669US6090314AOrganic positive temperature coefficient thermistorTDK CORP·Filed 1999·Granted Jul 18, 2000·19 cites·12 claims
- 1768US7304562B2Organic PTC thermistor and productionTDK CORP·Filed 2005·Granted Dec 4, 2007·4 cites·7 claims
- 1867US7341679B2Organic positive temperature coefficient thermistor and manufacturing method thereforTDK CORP·Filed 2004·Granted Mar 11, 2008·6 cites·7 claims
- 1965US7241402B2Organic positive temperature coefficient thermistorTDK CORP·Filed 2005·Granted Jul 10, 2007·1 cites·6 claims
- 2064US9425482B2Sulfide solid electrolyte material and electrochemical deviceTDK CORP·Filed 2014·Granted Aug 23, 2016·0 cites·11 claims
- 2162US5982271AOrganic positive temperature coefficient thermistorTDK CORP·Filed 1997·Granted Nov 9, 1999·14 cites·16 claims
- 2257US2006231807A1PTC composition, method of making the same, and thermistor body obtained therefromTDK CORP·Filed 2006·Application pending·0 cites
- 2356US2008236658A1Electrode, manufacturing method of the same, and dye-sensitized solar cellTDK CORP·Filed 2008·Application pending·0 cites
- 2453US7414515B2PTC elementTDK CORP·Filed 2006·Granted Aug 19, 2008·1 cites·5 claims
- 2549US2009139569A1Method of manufacturing photoelectric conversion device, and photoelectric conversion deviceTDK CORP·Filed 2008·Application pending·0 cites
- 2648US2009038676A1Photoelectric conversion electrode, manufacturing method of the same, and dye-sensitized solar cellTDK CORP·Filed 2008·Application pending·0 cites
- 2748US2008236659A1Photoelectric conversion electrode, manufacturing method of the same, and dye-sensitized solar cellTDK CORP·Filed 2008·Application pending·0 cites
- 2845US2009320919A1Photoelectric conversion deviceTDK CORP·Filed 2009·Application pending·0 cites
- 2945US2009320918A1Photoelectric conversion deviceTDK CORP·Filed 2009·Application pending·0 cites
- 3044US2004041683A1PTC composition, method of making the same, and thermistor body obtained therefromTDK CORP·Filed 2003·Application pending·0 cites
- 3143US7326889B2PTC element and production process thereofTDK CORP·Filed 2006·Granted Feb 5, 2008·0 cites·4 claims
- 3243US2014272602A1Solid-state lithium ion conductor and electrochemical deviceTDK CORP·Filed 2014·Application pending·0 cites
- 3341US2010243045A1Photoelectric conversion device and manufacturing method of the sameTDK CORP·Filed 2010·Application pending·0 cites
- 3440US2010243060A1Electrode for photoelectric conversion elements, manufacturing method of the same, and dye-sensitized solar cellTDK CORP·Filed 2010·Application pending·0 cites
- 3539US5389417AOptical recording mediumADK CORP·Filed 1993·Granted Feb 14, 1995·7 cites·9 claims
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