Inventor · disambiguated record
Kiyoshi Okumura
Also filed as: OKUMURA KIYOSHI
27 granted patents·3 pending applications·504 citations·filing 1987–2008
97Inventor score
Top patents by PatentIndex Score
30 records- 0186US5358735AMethod for manufacturing solid oxide film and method for manufacturing solid oxide fuel cell using the solid oxide filmNGK INSULATORS LTD·Filed 1992·Granted Oct 25, 1994·50 cites·38 claims
- 0285US5234722ASolid electrolyte film, solid oxide fuel cell comprising such a solid electrolyte film, and processes for producing such film and solid oxide fuel cellNGK INSULATORS LTD·Filed 1990·Granted Aug 10, 1993·49 cites·9 claims
- 0380US6025084AElectrochemical cell having gas flow channels surrounded by solid electrolyte and interconnecterNGK INSULATORS LTD·Filed 1997·Granted Feb 15, 2000·48 cites·8 claims
- 0479US7632588B2Electrochemical cell having gas flow channels surrounded by solid electrolyte and interconnectorNGK INSULATORS LTD·Filed 2007·Granted Dec 15, 2009·3 cites·8 claims
- 0578US7009130B2Switching deviceHITACHI LTD·Filed 2003·Granted Mar 7, 2006·20 cites·11 claims
- 0676US5964991ASintered laminated structures, electrochemical cells and process for producing such sintered laminated structuresNGK INSULATORS LTD·Filed 1997·Granted Oct 12, 1999·44 cites·19 claims
- 0775US5260542ALaser Marking apparatusHITACHI LTD·Filed 1991·Granted Nov 9, 1993·35 cites·9 claims
- 0874US5397657AMethod for increasing the electrical conductivity of a thermal sprayed interconnector for a solid electrolyte fuel cellNGK INSULATORS LTD·Filed 1993·Granted Mar 14, 1995·33 cites·5 claims
- 0971US5157235ALaser marking systemHITACHI LTD·Filed 1991·Granted Oct 20, 1992·29 cites·27 claims
- 1069US6658907B2Method of shot peening processing and article processed thereby, and peening material and use thereofSINTOKOGIO LTD·Filed 2001·Granted Dec 9, 2003·14 cites·11 claims
- 1166US6183609B1Sintered laminated structures, electrochemical cells and process for producing such sintered laminated structuresNGK INSULATORS LTD·Filed 1999·Granted Feb 6, 2001·31 cites·7 claims
- 1264US4864286ASwitch operation monitoring apparatusHITACHI LTD·Filed 1988·Granted Sep 5, 1989·13 cites·7 claims
- 1361US4866569AGas-insulated switchgear apparatusHITACHI LTD·Filed 1988·Granted Sep 12, 1989·18 cites·10 claims
- 1460US8151613B2Method for shot peeningISHIKURA RYOHEI·Filed 2008·Granted Apr 10, 2012·4 cites·3 claims
- 1559US6482498B1Honeycomb structural bodyNGK INSULATORS LTD·Filed 2000·Granted Nov 19, 2002·7 cites·5 claims
- 1658US6288322B1Electric elementsNGK INSULATORS LTD·Filed 2000·Granted Sep 11, 2001·5 cites·8 claims
- 1758US5418081AMethod of producing electrically conductive ceramic film for interconnectors of solid oxide fuel cellsNGK INSULATORS LTD·Filed 1992·Granted May 23, 1995·25 cites·9 claims
- 1858US5227258AFuel electrodes for solid oxide fuel cells and production thereofNGK INSULATORS LTD·Filed 1991·Granted Jul 13, 1993·13 cites·11 claims
- 1957US5866275ALayered sintered body for electrochemical cellsNGK INSULATORS LTD·Filed 1997·Granted Feb 2, 1999·18 cites·5 claims
- 2057US2008246194A1Method of producing a ceramic sintered bodyNGK INSULATORS LTD·Filed 2008·Application pending·0 cites
- 2156US7122266B2Holding member for holding an electrochemical cell, a holding substrate for the same, an electrochemical system and a connecting member for electrochemical cellsNGK INSULATORS LTD·Filed 2002·Granted Oct 17, 2006·2 cites·24 claims
- 2255US7449261B2Holding member for holding an electrochemical cell, a holding substrate for the same, an electrochemical system and a connecting member for electrochemical cellsNGK INSULATORS LTD·Filed 2006·Granted Nov 11, 2008·0 cites·18 claims
- 2348US2004175604A1Ceramic laminated sintered bodies, a method of producing the same, electrochemical cells, conductive interconnectors for the same and electrochemical devicesNGK INSULATORS LTD·Filed 2004·Application pending·0 cites
- 2447US2002146611A1Electrochemical cell having gas flow channels surrounded by solid electrolyte and interconnectorNGK INSULATORS LTD·Filed 2002·Application pending·0 cites
- 2543US5253180AApparatus and method for diagnosis of power appliancesHITACHI LTD·Filed 1990·Granted Oct 12, 1993·10 cites·21 claims
- 2642US5260728AApparatus for reducing, enlarging and projecting image informationHITACHI LTD·Filed 1991·Granted Nov 9, 1993·8 cites·29 claims
- 2739US5049456AElectroconductive interconnecting member and fuel cell having the memberNGK INSULATORS LTD·Filed 1990·Granted Sep 17, 1991·9 cites·4 claims
- 2836US6179884B1Layered sintered body for electrochemical cells, electrochemical cell and process for manufacturing layered sintered body for electrochemical cellsNGK INSULATORS LTD·Filed 1998·Granted Jan 30, 2001·4 cites·9 claims
- 2935US5124687APower apparatus, power transmission/distribution unit, and tripping method thereforHITACHI LTD·Filed 1990·Granted Jun 23, 1992·7 cites·12 claims
- 3032US4747015AGas insulated switching apparatusHITACHI LTD·Filed 1987·Granted May 24, 1988·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →