Inventor
SUGIURA NOBORU
JP80 patents
⚠️ This page may combine multiple inventors who share the name “SUGIURA NOBORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
42 patentsUS4874053AOct 17, 1989
Torque detecting apparatus
HITACHI LTD118 citations96
US6595194B1Jul 22, 2003
Ignition system for internal combustion engine
HITACHI LTD23 citations93
US6539929B2Apr 1, 2003
Ignition device for an internal combustion engine
HITACHI LTD26 citations93
US5664550ASep 9, 1997
Ignition system of internal combustion engine
HITACHI LTD33 citations93
US4450719AMay 29, 1984
Air flow meter
HITACHI LTD33 citations93
US6571784B2Jun 3, 2003
Ignition coil for use in engine and engine having plastic cylinder head cover
HITACHI LTD14 citations92
US6378514B1Apr 30, 2002
Igniter for internal combustion engine
HITACHI LTD48 citations92
US6343595B1Feb 5, 2002
Ignition coil for internal combustion engine
HITACHI LTD28 citations92
US6332458B1Dec 25, 2001
Ignition coil unit for engine and engine provided with plastic head cover
HITACHI LTD29 citations92
US6321734B1Nov 27, 2001
Resin sealed electronic device and method of fabricating the same and ignition coil for internal combustion engine using the same
HITACHI LTD39 citations92
US6308696B1Oct 30, 2001
Ignition apparatus for use in internal combustion engine
HITACHI LTD27 citations92
US4972320ANov 20, 1990
Motor-driven power steering apparatus
HITACHI LTD52 citations92
US4803629AFeb 7, 1989
Power steering apparatus and control system for power steering apparatus having a steering wheel angle detection device
HITACHI LTD51 citations92
US4425891AJan 17, 1984
Engine knock control apparatus
HITACHI LTD27 citations92
US5558074ASep 24, 1996
Ignition device for internal-combustion engine
HITACHI LTD31 citations91
US4992944AFeb 12, 1991
Power steering control system
HITACHI LTD41 citations91
US5632259AMay 27, 1997
Ignition apparatus for an internal combustion engine
HITACHI LTD46 citations90
US4248201AFeb 3, 1981
Molded ignition device
HITACHI LTD41 citations90
US5775310AJul 7, 1998
Ignition device for an internal combustion engine
HITACHI LTD24 citations88
US6810345B2Oct 26, 2004
Gas flow meter
HITACHI LTD13 citations84
US6684867B2Feb 3, 2004
Ignition apparatus for internal combustion engine and one-chip semiconductor for internal combustion engine igniting
HITACHI LTD18 citations84
US5581131ADec 3, 1996
Electronic distributor ignition device for internal combustion engines
HITACHI LTD19 citations84
US7487767B2Feb 10, 2009
Ignition coil for use in engine and engine having plastic cylinder head cover
HITACHI LTD8 citations83
US4581929AApr 15, 1986
Air flow meter circuit with temperature compensation circuit
HITACHI LTD20 citations82
US4367531AJan 4, 1983
Method and apparatus for controlling ignition timing of internal combustion engine
HITACHI LTD26 citations82
US5724601AMar 3, 1998
Switching state detecting apparatus, control unit and transmission unit for waking up a microcomputer
HITACHI LTD7 citations74
US5606487AFeb 25, 1997
Electronic device for offsetting adverse effects of a plurality of chips which repetitively produce large pulses of heat
HITACHI LTD12 citations74
US5143553ASep 1, 1992
Control apparatus of ignition current conducting time
HITACHI LTD19 citations74
US4710881ADec 1, 1987
Knock control apparatus for internal combustion engine
HITACHI LTD16 citations74
US4612902ASep 23, 1986
Knocking control method and apparatus for internal combustion engine
HITACHI LTD13 citations74
US4599982AJul 15, 1986
Knock control apparatus for internal combustion engines
HITACHI LTD10 citations74
US4583175AApr 15, 1986
Method and apparatus of ignition timing control
HITACHI LTD9 citations74
US4565171AJan 21, 1986
Knock controller for an internal combustion engine
HITACHI LTD9 citations74
US4549514AOct 29, 1985
Method and apparatus for controlling knocking of an internal combustion engine
HITACHI LTD14 citations74
US4528955AJul 16, 1985
Knock control system
HITACHI LTD14 citations74
US4513718AApr 30, 1985
Apparatus for controlling ignition timing for internal combustion engines
HITACHI LTD14 citations74
US4411246AOct 25, 1983
Ignition system and method for internal combustion engine
HITACHI LTD7 citations74
US4285323AAug 25, 1981
Transistorized ignition apparatus for driving ignition coils in an internal combustion engine
HITACHI LTD8 citations74
US4267470AMay 12, 1981
Rotational angle detecting apparatus
HITACHI LTD18 citations74
US4248200AFeb 3, 1981
Ignition system for internal combustion engine
HITACHI LTD17 citations74
US4245610AJan 20, 1981
Ignition apparatus for internal combustion engine
HITACHI LTD7 citations74
US4201173AMay 6, 1980
Ignition apparatus for multi-cylinder reciprocating internal combustion engine
HITACHI LTD9 citations74
TOYODA CHUO KENKYUSHO KK
4 patentsUS4579366AApr 1, 1986
Active suspension apparatus
TOYODA CHUO KENKYUSHO KK40 citations93
US4787650ANov 29, 1988
Active suspension apparatus
TOYODA CHUO KENKYUSHO KK25 citations92
US4700971AOct 20, 1987
Adjustable hydropneumatic active suspension apparatus
TOYODA CHUO KENKYUSHO KK53 citations92
US4969355ANov 13, 1990
Apparatus for measuring tire uniformity
TOYODA CHUO KENKYUSHO KK39 citations90
HONDA MOTOR CO LTD
2 patentsHITACHI LTD & HITACHI CAR ENGI
1 patentTOYOTA MOTOR CO LTD
1 patentShowing the top 50 of 80 patents by PatentIndex Score.