Inventor
OTSUKA KAZUO
JP67 patents
⚠️ This page may combine multiple inventors who share the name “OTSUKA KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONDA MOTOR CO LTD
26 patentsUS4718396AJan 12, 1988
Multicylinder internal combustion engine with rotation sensor
HONDA MOTOR CO LTD29 citations92
US4399792AAug 23, 1983
Air/fuel ratio control system for internal combustion engines, having engine warming-up detecting means
HONDA MOTOR CO LTD29 citations92
US4377142AMar 22, 1983
Air/fuel ratio control system having an evaporated fuel purging control arrangement
HONDA MOTOR CO LTD29 citations92
US4216572AAug 12, 1980
Replaceable gang head machine tool
HONDA MOTOR CO LTD37 citations92
US5880574AMar 9, 1999
Control system for electric vehicle
HONDA MOTOR CO LTD49 citations91
US6081052AJun 27, 2000
Rotor for rotating machine, process for producing the same, and magnet unit
HONDA MOTOR CO LTD41 citations90
US4450812AMay 29, 1984
Electric control system for internal combustion engines, having fail safe function for engine condition detecting sensors
HONDA MOTOR CO LTD24 citations82
US4380985AApr 26, 1983
Flow rate control system for fluid being supplied to an internal combustion engine, having initial position setting function for flow rate control valve actuator
HONDA MOTOR CO LTD22 citations82
US4375800AMar 8, 1983
Control system for internal combustion engines, provided with an exhaust gas recirculation control having a fail safe function
HONDA MOTOR CO LTD23 citations82
US4503479AMar 5, 1985
Electronic circuit for vehicles, having a fail safe function for abnormality in supply voltage
HONDA MOTOR CO LTD17 citations74
US4434764AMar 6, 1984
Air/fuel ratio feedback control system for internal combustion engines, having atmospheric pressure-dependent fail safe function for O2 sensor
HONDA MOTOR CO LTD10 citations74
US4414950ANov 15, 1983
Fail safe device for air/fuel ratio feedback control system
HONDA MOTOR CO LTD14 citations74
US4401080AAug 30, 1983
Air/fuel ratio control system for internal combustion engines, having air/fuel ratio control function at engine acceleration
HONDA MOTOR CO LTD13 citations74
US4393842AJul 19, 1983
Air/fuel ratio control system for internal combustion engines, having atmospheric pressure compensating function
HONDA MOTOR CO LTD15 citations74
US4383409AMay 17, 1983
Air/fuel ratio control system for internal combustion engines, having function of detecting air/fuel ratio control initiating timing
HONDA MOTOR CO LTD19 citations74
US4380988AApr 26, 1983
Air/fuel ratio control system for internal combustion engines, having exhaust gas recirculation control function
HONDA MOTOR CO LTD17 citations74
US4375797AMar 8, 1983
Air/fuel ratio feedback control system for internal combustion engines
HONDA MOTOR CO LTD15 citations74
US4371822AFeb 1, 1983
Control device for pulse motors, having a fail safe function
HONDA MOTOR CO LTD12 citations74
US4526148AJul 2, 1985
Air-fuel ratio control system for an internal combustion engine
HONDA MOTOR CO LTD8 citations73
US4478199AOct 23, 1984
Method of controlling exhaust-gas recirculation in internal combustion engine
HONDA MOTOR CO LTD7 citations73
US4354470AOct 19, 1982
Fuel supply apparatus in internal combustion engine
HONDA MOTOR CO LTD8 citations72
US4450680AMay 29, 1984
Air/fuel ratio control system for internal combustion engines, having secondary air supply control
HONDA MOTOR CO LTD18 citations69
US4407243AOct 4, 1983
Air/fuel ratio control system having function of controlling supply of secondary air into intake pipe of internal combustion engine
HONDA MOTOR CO LTD5 citations63
US4393843AJul 19, 1983
Air-fuel ratio feedback control system for internal combustion engines, having function of correcting position of air/fuel ratio control valve actuator
HONDA MOTOR CO LTD4 citations63
US4367713AJan 11, 1983
Air/fuel ratio control system for internal combustion engines, having air/fuel control function at engine deceleration
HONDA MOTOR CO LTD3 citations63
US4364359ADec 21, 1982
Control system for internal combustion engines, having function of detecting abnormalities in engine speed signal detecting system
HONDA MOTOR CO LTD4 citations63
SEIKO EPSON CORP
16 patentsUS6854843B2Feb 15, 2005
Recording apparatus
SEIKO EPSON CORP40 citations96
US6916132B2Jul 12, 2005
Double-sided printing apparatus
SEIKO EPSON CORP42 citations93
US7281791B2Oct 16, 2007
Recording apparatus
SEIKO EPSON CORP17 citations92
US7101096B2Sep 5, 2006
Tray for transferring recording media, and recording apparatus
SEIKO EPSON CORP51 citations92
US7111934B2Sep 26, 2006
Recording medium feeding apparatus, recording apparatus, liquid ejecting apparatus
SEIKO EPSON CORP24 citations89
US10308029B2Jun 4, 2019
Liquid holding unit and liquid ejection device
SEIKO EPSON CORP12 citations84
US6814436B2Nov 9, 2004
Recording apparatus
SEIKO EPSON CORP13 citations83
US9624053B2Apr 18, 2017
Recording apparatus with a medium restricting portion
SEIKO EPSON CORP2 citations73
US7614739B2Nov 10, 2009
Recording apparatus with movable discharge tray
SEIKO EPSON CORP6 citations73
US7309123B2Dec 18, 2007
Recording apparatus
SEIKO EPSON CORP6 citations73
US6491295B2Dec 10, 2002
Paper feeder
SEIKO EPSON CORP8 citations73
US11123998B2Sep 21, 2021
Medium transport device and recording apparatus
SEIKO EPSON CORP1 citations63
US10412238B2Sep 10, 2019
Recording apparatus
SEIKO EPSON CORP1 citations63
US7481426B2Jan 27, 2009
Medium feeder and liquid ejecting apparatus or recording apparatus incorporating the same
SEIKO EPSON CORP2 citations63
US11433691B2Sep 6, 2022
Recording apparatus
SEIKO EPSON CORP0 citations62
US11196883B2Dec 7, 2021
Printer with cover to protect connection of external cables
SEIKO EPSON CORP0 citations62
KOMATSU MFG CO LTD
3 patentsUS5714719AFeb 3, 1998
Workload detecting system for excavating and loading apparatus
KOMATSU MFG CO LTD45 citations91
US4507057AMar 26, 1985
Control system for hydraulic pumps of a civil machine
KOMATSU MFG CO LTD33 citations90
US5696331ADec 9, 1997
Apparatus for detecting metal powder amount in hydraulic circuit
KOMATSU MFG CO LTD18 citations82
KAJIMA CORP
1 patentTAKAMISAWA CYBERNETICS
1 patentOTSUKA SANGYO KABUSHIKI KAISHA
1 patentSHINKO ELECTRIC CO LTD
1 patentNEC CORP
1 patentShowing the top 50 of 67 patents by PatentIndex Score.