Inventor
SAKATA KOJI
JP61 patents
⚠️ This page may combine multiple inventors who share the name “SAKATA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
21 patentsUS5473503ADec 5, 1995
Solid electrolytic capacitor and method for manufacturing the same
NEC CORP366 citations99
US5457862AOct 17, 1995
Method of manufacturing solid electrolytic capacitor
NEC CORP299 citations98
US6031712AFeb 29, 2000
Electric double layer capacitor
NEC CORP100 citations97
US5729428AMar 17, 1998
Solid electrolytic capacitor with conductive polymer as solid electrolyte and method for fabricating the same
NEC CORP432 citations97
US5455736AOct 3, 1995
Tantalum solid-state electrolytic capacitor and fabrication process therefor
NEC CORP66 citations96
US5586000ADec 17, 1996
Solid electrolytic capacitor and process for production thereof
NEC CORP97 citations95
US6110234AAug 29, 2000
Method of manufacturing solid electrolytic capacitor
NEC CORP20 citations93
US5454147AOct 3, 1995
Method of manufacturing solid electrolytic capacitor
NEC CORP33 citations93
US5428500AJun 27, 1995
Solid electrolytic capacitor
NEC CORP35 citations93
US6392868B2May 21, 2002
Electric double layer capacitor
NEC CORP25 citations92
US6343003B1Jan 29, 2002
Capacitor element and battery cell
NEC CORP24 citations92
US6288888B1Sep 11, 2001
Electric double layer capacitor
NEC CORP27 citations92
US6248474B1Jun 19, 2001
Composite electrode for secondary battery and production method thereof
NEC CORP32 citations92
US6064561AMay 16, 2000
Electric double layer capacitor
NEC CORP26 citations92
US6341058B1Jan 22, 2002
Electric double layer capacitor and method of forming the same
NEC CORP15 citations83
US6024772AFeb 15, 2000
Solid electrolyte capacitor and method of manufacturing the same
NEC CORP15 citations82
US6099989AAug 8, 2000
Polymer secondary batteries
NEC CORP10 citations73
US5965062AOct 12, 1999
Electrically-conductive polymer and production method thereof, and solid-electrolytic capacitor
NEC CORP7 citations73
US6277518B1Aug 21, 2001
Electrode materials for use in batteries, and electrodes and batteries using same
NEC CORP10 citations69
US5798905AAug 25, 1998
Solid electrolyte capacitor
NEC CORP4 citations63
US5752986AMay 19, 1998
Method of manufacturing a solid electrolytic capacitor
NEC CORP5 citations59
NEC TOKIN CORP
18 patentsUS6671165B1Dec 30, 2003
Electric double layer capacitor and production method thereof
NEC TOKIN CORP31 citations92
US7898795B2Mar 1, 2011
Solid-state electrolytic capacitor
NEC TOKIN CORP9 citations84
US7457103B2Nov 25, 2008
Solid electrolytic capacitor which can easily be lowered in ESL
NEC TOKIN CORP9 citations84
US6741450B2May 25, 2004
Electric double-layer capacitor and method for preparing the same
NEC TOKIN CORP15 citations84
US6636417B2Oct 21, 2003
Electric double layer capacitor and battery
NEC TOKIN CORP14 citations84
US7092239B2Aug 15, 2006
Electric double layer capacitor with improved activated carbon electrodes
NEC TOKIN CORP16 citations81
US6870725B2Mar 22, 2005
Electric double layer capacitor and battery
NEC TOKIN CORP7 citations73
US6843810B2Jan 18, 2005
Electric double layer capacitor and method for preparing the same
NEC TOKIN CORP9 citations73
US6751084B2Jun 15, 2004
Electric double layer capacitor and method for preparing the same
NEC TOKIN CORP8 citations73
US6625007B2Sep 23, 2003
Electric double layer capacitor of low ESR value and a method of fabricating same with low percent defective
NEC TOKIN CORP11 citations73
US6657850B2Dec 2, 2003
Electric double layer capacitor and method of forming the same
NEC TOKIN CORP9 citations71
US8014127B2Sep 6, 2011
Solid electrolytic capacitor
NEC TOKIN CORP3 citations62
US8014129B2Sep 6, 2011
Stacked solid electrolytic capacitor
NEC TOKIN CORP2 citations62
US7684172B2Mar 23, 2010
Solid electrolytic capacitor and forming method for the same
NEC TOKIN CORP3 citations62
US7525791B2Apr 28, 2009
Solid electrolytic capacitor
NEC TOKIN CORP4 citations62
USD570284SJun 3, 2008
Chip-type solid state electrolytic capacitor
NEC TOKIN CORP2 citations62
US6717795B2Apr 6, 2004
Electric double-layer capacitor, and process for producing the same
NEC TOKIN CORP4 citations62
US7460359B2Dec 2, 2008
Thin multi-terminal capacitor and method of manufacturing the same
NEC TOKIN CORP2 citations60
MITSUI MINING CO LTD
3 patentsUS5217701AJun 8, 1993
Process for producing carbon materials
MITSUI MINING CO LTD22 citations90
US5308696AMay 3, 1994
Carbon fiber-reinforced cement material and method for preparing same
MITSUI MINING CO LTD33 citations87
US5110899AMay 5, 1992
Sulfo-group-containing heat-resistant high-molecular material and a preparation process thereof
MITSUI MINING CO LTD2 citations60
KANZAKI KOKYUKOKI MFG CO LTD
2 patentsBRIDGESTONE CORPORATON
1 patentFUJITEC AMERICA INC
1 patentOOUCHIDA TAKESHI
1 patentKYOWA ELECTRONIC INSTRUMENTS
1 patentSAITO TAKESHI
1 patentYANMAR CO LTD
1 patentShowing the top 50 of 61 patents by PatentIndex Score.