Inventor
KOIWA MITSURU
JP67 patents
⚠️ This page may combine multiple inventors who share the name “KOIWA MITSURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
49 patentsUS6336355B1Jan 8, 2002
Combustion condition detecting apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP97 citations97
US5220901AJun 22, 1993
Capacitor discharge ignition system with inductively extended discharge time
MITSUBISHI ELECTRIC CORP69 citations94
US6550456B1Apr 22, 2003
Combustion state detection apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP21 citations93
US6328016B1Dec 11, 2001
Knock suppression control apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP34 citations93
US5685282ANov 11, 1997
Ignition device and electrical connector for internal combustion engine
MITSUBISHI ELECTRIC CORP23 citations93
US5463999ANov 7, 1995
Ignition coil unit for an internal combustion engine and manufacturing method of the same
MITSUBISHI ELECTRIC CORP30 citations93
US6427662B2Aug 6, 2002
Knock control apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP28 citations92
US6378494B1Apr 30, 2002
Knock detection apparatus
MITSUBISHI ELECTRIC CORP22 citations92
US6340303B2Jan 22, 2002
High tension connection portion structure of an ingition device for an internal combustion engine
MITSUBISHI ELECTRIC CORP20 citations92
US6311672B1Nov 6, 2001
Device for controlling the knocking of an internal combustion engine
MITSUBISHI ELECTRIC CORP27 citations92
US6298823B1Oct 9, 2001
Knock control apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP27 citations92
US6234146B1May 22, 2001
Knock control device for an internal combustion engine
MITSUBISHI ELECTRIC CORP31 citations92
US5977856ANov 2, 1999
Ignition coil device for internal-combustion engine
MITSUBISHI ELECTRIC CORP28 citations92
US5163411ANov 17, 1992
Capacitor discharge ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP27 citations92
US5215066AJun 1, 1993
Ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP50 citations91
US6865929B2Mar 15, 2005
Combustion state detection and failure determination apparatus of an internal combustion engine
MITSUBISHI ELECTRIC CORP14 citations84
US6418785B1Jul 16, 2002
Misfire detecting apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP17 citations84
US6348797B1Feb 19, 2002
Combustion state detecting apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP16 citations84
US5634453AJun 3, 1997
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP18 citations84
US6474302B2Nov 5, 2002
Knock control apparatus for internal-combustion engine
MITSUBISHI ELECTRIC CORP18 citations83
US5144935ASep 8, 1992
Ignition coil unit for an internal combustion engine
MITSUBISHI ELECTRIC CORP21 citations82
US6575151B2Jun 10, 2003
Ignition coil for internal combustion engine
MITSUBISHI ELECTRIC CORP11 citations74
US6334353B1Jan 1, 2002
Knock detection apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP10 citations74
US5729505AMar 17, 1998
Ignition device for an internal combustion engine
MITSUBISHI ELECTRIC CORP10 citations74
US5722378AMar 3, 1998
Ignition detection circuit
MITSUBISHI ELECTRIC CORP16 citations74
US5697352ADec 16, 1997
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP9 citations74
US5682865ANov 4, 1997
Electrical connector and ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP17 citations74
US5669367ASep 23, 1997
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP8 citations74
US5662091ASep 2, 1997
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP10 citations74
US5615659AApr 1, 1997
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP13 citations74
US5603307AFeb 18, 1997
Ignition coil for internal combustion engine
MITSUBISHI ELECTRIC CORP13 citations74
US5586542ADec 24, 1996
Ignition apparatus for internal combustion engine
MITSUBISHI ELECTRIC CORP8 citations74
US5585773ADec 17, 1996
Ignition coil for internal combustion engine
MITSUBISHI ELECTRIC CORP10 citations74
US5485825AJan 23, 1996
Internal combustion engine ignition device
MITSUBISHI ELECTRIC CORP7 citations74
US5477203ADec 19, 1995
Ignition coil assembly for internal combustion engine
MITSUBISHI ELECTRIC CORP13 citations74
US5438971AAug 8, 1995
Ignition coil device for an internal combustion engine
MITSUBISHI ELECTRIC CORP7 citations74
US5373826ADec 20, 1994
Ignition apparatus for an internal combustion engine having a current limiting function
MITSUBISHI ELECTRIC CORP9 citations74
US5365909ANov 22, 1994
Ignitor for an internal combustion engine
MITSUBISHI ELECTRIC CORP18 citations74
US5299543AApr 5, 1994
Ignition device for an internal combustion engine
MITSUBISHI ELECTRIC CORP13 citations74
US5199407AApr 6, 1993
Current limiter in an ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP9 citations74
US5183024AFeb 2, 1993
Ignition device for internal combustion engine
MITSUBISHI ELECTRIC CORP11 citations74
US5181498AJan 26, 1993
Ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP8 citations74
US5172302ADec 15, 1992
Ignition coil unit for an internal combustion engine
MITSUBISHI ELECTRIC CORP17 citations74
US5146907ASep 15, 1992
Ignition apparatus having a current limiting function for an internal combustion engine
MITSUBISHI ELECTRIC CORP14 citations74
US5113840AMay 19, 1992
Igniter for an engine
MITSUBISHI ELECTRIC CORP11 citations74
US5058559AOct 22, 1991
Apparatus for igniting fuel for internal combustion engine
MITSUBISHI ELECTRIC CORP9 citations74
US5014675AMay 14, 1991
Ignition apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP13 citations74
US4977883ADec 18, 1990
Ignition control apparatus for an internal combustion engine
MITSUBISHI ELECTRIC CORP10 citations74
US6925374B2Aug 2, 2005
Misfire detection apparatus of internal combustion engine
MITSUBISHI ELECTRIC CORP8 citations73
MITSUBISHI DENKI KABUSHIKI KIA
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