Inventor
HARADA GAKU
JP50 patents
⚠️ This page may combine multiple inventors who share the name “HARADA GAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC TOKIN CORP
16 patentsUS6899974B2May 31, 2005
Secondary battery of proton conductive polymer
NEC TOKIN CORP19 citations92
US6869731B2Mar 22, 2005
Electrolytic solution and electrochemical cell using the same
NEC TOKIN CORP16 citations92
US6749963B2Jun 15, 2004
Secondary battery utilizing indole compounds
NEC TOKIN CORP18 citations92
US6509116B1Jan 21, 2003
Secondary battery and capacitor using indole polymeric compound
NEC TOKIN CORP25 citations92
US7082027B2Jul 25, 2006
Proton-conducting electric double layer capacitor using electrolytic solution
NEC TOKIN CORP11 citations84
US6830848B1Dec 14, 2004
Molded electrode, method for production thereof, and secondary battery using thereof
NEC TOKIN CORP17 citations84
US6686089B1Feb 3, 2004
Battery electrode, secondary battery, and method of manufacturing same
NEC TOKIN CORP15 citations84
US7057880B2Jun 6, 2006
Secondary battery and capacitor utilizing indole compounds
NEC TOKIN CORP14 citations83
US6998190B2Feb 14, 2006
Battery having a sheet current collector fluid-tightly separating basic cells
NEC TOKIN CORP7 citations73
US6641759B1Nov 4, 2003
Polymer secondary cell electrode production method
NEC TOKIN CORP9 citations73
US6875541B2Apr 5, 2005
Electrochemical cell using indole-related compounds
NEC TOKIN CORP3 citations62
US6678150B2Jan 13, 2004
Capacitor element using quinoxaline compound
NEC TOKIN CORP2 citations62
US6664619B2Dec 16, 2003
Laminate film packaged storage device and fabricating method thereof
NEC TOKIN CORP2 citations62
US6875244B2Apr 5, 2005
Method of producing electric cells using substance injection
NEC TOKIN CORP1 citations52
US6569571B2May 27, 2003
Electrode, secondary battery and method of producing the same
NEC TOKIN CORP1 citations52
US6800395B2Oct 5, 2004
Secondary battery of proton conductive polymer
NEC TOKIN CORP1 citations51
NEC CORP
14 patentsUS6031712AFeb 29, 2000
Electric double layer capacitor
NEC CORP100 citations97
US6413675B1Jul 2, 2002
Multi layer electrolyte and cell using the same
NEC CORP67 citations96
US7035084B2Apr 25, 2006
Secondary battery and capacitor using indole polymeric compound
NEC CORP23 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
US6300015B1Oct 9, 2001
Proton conductive polymer battery and method of forming the same
NEC CORP39 citations89
US6274268B1Aug 14, 2001
Polymer secondary battery and method of making same
NEC CORP9 citations74
US6099989AAug 8, 2000
Polymer secondary batteries
NEC CORP10 citations73
US6320278B1Nov 20, 2001
Power supply circuit
NEC CORP12 citations72
US6277518B1Aug 21, 2001
Electrode materials for use in batteries, and electrodes and batteries using same
NEC CORP10 citations69
US6428928B1Aug 6, 2002
Battery and capacitor using quinoxaline resin
NEC CORP4 citations62
US6254761B1Jul 3, 2001
Method of preparing a conductive polymer for electrode and method of forming an electrode
NEC CORP3 citations62
SUMITOMO ELECTRIC HARDMETAL CORP
13 patentsUSD960214SAug 9, 2022
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP15 citations93
USD977540SFeb 7, 2023
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP14 citations84
US10632542B2Apr 28, 2020
Cutting tool and manufacturing method thereof
SUMITOMO ELECTRIC HARDMETAL CORP14 citations84
US10717136B2Jul 21, 2020
Cutting insert
SUMITOMO ELECTRIC HARDMETAL CORP8 citations80
USD1009106SDec 26, 2023
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP1 citations72
US11541464B2Jan 3, 2023
Method for manufacturing diamond single crystal cutting tool using laser pulses
SUMITOMO ELECTRIC HARDMETAL CORP0 citations62
USD1001168SOct 10, 2023
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations61
USD1000492SOct 3, 2023
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations61
US11052466B2Jul 6, 2021
Cutting tool and manufacturing method thereof
SUMITOMO ELECTRIC HARDMETAL CORP1 citations61
US12030143B2Jul 9, 2024
Method for manufacturing a cutting tool, and the cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations52
US11033970B2Jun 15, 2021
Cutting insert
SUMITOMO ELECTRIC HARDMETAL CORP0 citations52
US10493536B2Dec 3, 2019
Rotary tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations48
US12447537B2Oct 21, 2025
Cutting insert and method of manufacturing cutting insert
SUMITOMO ELECTRIC HARDMETAL CORP0 citations38
SANYO ELECTRIC CO
3 patentsUS7708614B2May 4, 2010
Method for sealing organic electroluminescence elements and manufacturing method for light emitting panel and display panel
SANYO ELECTRIC CO11 citations84
US7550916B2Jun 23, 2009
Process of producing light emitting panel, process of producing display panel and display panel
SANYO ELECTRIC CO4 citations63
US7345421B2Mar 18, 2008
Organic electroluminescent device having a high pH adhesive layer
SANYO ELECTRIC CO2 citations62