Inventor
OKUMURA KIYOSHI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “OKUMURA KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
16 patentsUS6025084AFeb 15, 2000
Electrochemical cell having gas flow channels surrounded by solid electrolyte and interconnecter
NGK INSULATORS LTD48 citations96
US5964991AOct 12, 1999
Sintered laminated structures, electrochemical cells and process for producing such sintered laminated structures
NGK INSULATORS LTD44 citations96
US6183609B1Feb 6, 2001
Sintered laminated structures, electrochemical cells and process for producing such sintered laminated structures
NGK INSULATORS LTD31 citations92
US5866275AFeb 2, 1999
Layered sintered body for electrochemical cells
NGK INSULATORS LTD18 citations92
US5418081AMay 23, 1995
Method of producing electrically conductive ceramic film for interconnectors of solid oxide fuel cells
NGK INSULATORS LTD25 citations92
US5397657AMar 14, 1995
Method for increasing the electrical conductivity of a thermal sprayed interconnector for a solid electrolyte fuel cell
NGK INSULATORS LTD33 citations92
US5358735AOct 25, 1994
Method for manufacturing solid oxide film and method for manufacturing solid oxide fuel cell using the solid oxide film
NGK INSULATORS LTD50 citations92
US5234722AAug 10, 1993
Solid electrolyte film, solid oxide fuel cell comprising such a solid electrolyte film, and processes for producing such film and solid oxide fuel cell
NGK INSULATORS LTD49 citations92
US6482498B1Nov 19, 2002
Honeycomb structural body
NGK INSULATORS LTD7 citations74
US5049456ASep 17, 1991
Electroconductive interconnecting member and fuel cell having the member
NGK INSULATORS LTD9 citations74
US5227258AJul 13, 1993
Fuel electrodes for solid oxide fuel cells and production thereof
NGK INSULATORS LTD13 citations73
US7632588B2Dec 15, 2009
Electrochemical cell having gas flow channels surrounded by solid electrolyte and interconnector
NGK INSULATORS LTD3 citations63
US6288322B1Sep 11, 2001
Electric elements
NGK INSULATORS LTD5 citations63
US6179884B1Jan 30, 2001
Layered sintered body for electrochemical cells, electrochemical cell and process for manufacturing layered sintered body for electrochemical cells
NGK INSULATORS LTD4 citations63
US7122266B2Oct 17, 2006
Holding member for holding an electrochemical cell, a holding substrate for the same, an electrochemical system and a connecting member for electrochemical cells
NGK INSULATORS LTD2 citations61
US7449261B2Nov 11, 2008
Holding member for holding an electrochemical cell, a holding substrate for the same, an electrochemical system and a connecting member for electrochemical cells
NGK INSULATORS LTD0 citations51
HITACHI LTD
9 patentsUS7009130B2Mar 7, 2006
Switching device
HITACHI LTD20 citations92
US5260542ANov 9, 1993
Laser Marking apparatus
HITACHI LTD35 citations92
US5157235AOct 20, 1992
Laser marking system
HITACHI LTD29 citations91
US5253180AOct 12, 1993
Apparatus and method for diagnosis of power appliances
HITACHI LTD10 citations74
US4866569ASep 12, 1989
Gas-insulated switchgear apparatus
HITACHI LTD18 citations74
US4864286ASep 5, 1989
Switch operation monitoring apparatus
HITACHI LTD13 citations74
US5260728ANov 9, 1993
Apparatus for reducing, enlarging and projecting image information
HITACHI LTD8 citations73
US5124687AJun 23, 1992
Power apparatus, power transmission/distribution unit, and tripping method therefor
HITACHI LTD7 citations71
US4747015AMay 24, 1988
Gas insulated switching apparatus
HITACHI LTD5 citations57