Inventor
Hiroshi Sawada
Inventor
Gotenba, JP
Overview
Patents· 130 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Dprimary
F02DControlling combustion engines23%
Y02TClimate change mitigation technologies related to transportation16%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general14%
B01DSeparation4%
E02FDredging2%
Y10TTechnical subjects covered by former us classification2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy2%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution2%
F02BInternal-combustion piston engines2%
PatentTitleYear
11,128,571Communication system, communication apparatus, and communication method20219,698,696'Insulation type switching power supply apparatus'20179,592,680'Ink jet recording method, photocurable ink jet ink composition, and ink jet recording device'20179,459,242'Catalyst deterioration judging system'20169,422,882'Control apparatus and method for an internal combustion engine'20169,387,527'Method and apparatus for hot-rolling metal strip using near-infrared camera'20169,371,458'Ink composition for ink jet recording and ink jet recording method'20169,261,431'Engine control apparatus and control method for the same'20169,209,462'Non-aqueous electrolyte solution type lithium ion secondary battery'20159,194,315'Air-fuel ratio imbalance among cylinders determining apparatus for an internal combustion engine'20159,186,911'Ink jet recording method, photocurable ink jet ink composition, and ink jet recording device'20159,184,446'Non-aqueous electrolyte lithium ion secondary battery'20159,021,789'Degradation diagnostic apparatus for NOx catalyst'20158,974,025'Ink jet recording apparatus'20158,965,665'Air-fuel ratio imbalance determining apparatus among cylinders for an internal combustion engine'20158,943,814'Warm-up system for exhaust system of internal combustion engine'20158,903,625'Air-fuel ratio imbalance among cylinders determining apparatus for a multi-cylinder internal combustion engine'20148,845,783'Failure detection apparatus and failure detection method for a particulate filter'20148,844,268'Abnormality detection apparatus for exhaust gas purification apparatus and abnormality detection method for exhaust gas purification apparatus'20148,826,642'Device for purifying exhaust gas of internal combustion engine'20148,818,693'Engine system control device'20148,806,928'Catalyst deterioration detection apparatus and catalyst deterioration detection method for internal combustion engine'20148,800,269'Fuel injection system of an internal combustion engine'20148,805,608'Crawler construction machine'20148,744,729'Apparatus and method for detecting abnormal air-fuel ratio variation among cylinders of multi-cylinder internal combustion engine'20148,728,585'Method for enhancing adhesion of thin film'20148,725,387'Apparatus for determining an air-fuel ratio imbalance among cylinders of an internal combustion engine'20148,656,700'Filter failure detection apparatus of an internal combustion engine'20148,650,943'Apparatus for determining an air-fuel ratio imbalance among cylinders of an internal combustion engine'20148,649,956'Apparatus for acquiring responsibility of oxygen concentration sensor'20148,560,208'Inter-cylinder air-fuel ratio imbalance determination apparatus for internal combustion engine'20138,534,046'Apparatus and method for diagnosing catalyst deterioration'20138,510,017'Cylinder-to-cylinder air/fuel ratio imbalance determination system of internal combustion engine'20138,509,984'Monitoring apparatus for a multi-cylinder internal combustion engine'20138,495,861'Fault detection system for PM trapper'20138,490,385'Catalyst deterioration diagnosis system and method for internal combustion engine'20138,452,517'Air-fuel ratio imbalance among cylinders determining apparatus for an internal combustion engine'20138,452,521'Inter-cylinder air-fuel ratio imbalance determination apparatus for an internal combustion engine'20138,447,497'Apparatus for determining an air-fuel ratio imbalance among cylinders of an internal combustion engine'20138,401,765'Inter-cylinder air-fuel ratio imbalance determination apparatus for internal combustion engine'20138,401,766'Inter-cylinder air-fuel ratio imbalance determination apparatus for internal combustion engine'20138,370,043'Apparatus for determining an air-fuel ratio imbalance among cylinders of an internal combustion engine'20138,360,436'Mechanical seal sliding member, and mechanical seal'20138,359,827'Abnormality diagnosis system and method for diagnosing abnormality in filter regeneration system'20138,346,462'Malfunction detection apparatus and malfunction detection method for an EGR system'20138,307,699'Abnormality diagnosis apparatus and abnormality diagnosis method for NOx sensor'20128,263,263'Nonaqueous electrolyte secondary battery'20128,260,576'Exhaust gas sensor abnormality diagnostic device'20128,249,794'Inter-cylinder air-fuel ratio imbalance judgment device for multi-cylinder internal combustion engine'20128,240,130'Abnormality diagnosis apparatus for exhaust purification system'20128,234,916'Abnormality diagnosis device for air-fuel ratio sensor'20128,219,278'NOx sensor malfunction diagnostic device and malfunction diagnostic method'20128,214,176'Exhaust gas sensor abnormality diagnostic device'20128,171,781'Abnormality diagnosis apparatus and abnormality diagnosis method for NOx catalyst'20128,171,723'Abnormality detection system and abnormality detection method for internal combustion engine'20128,132,450'Malfunction diagnosis device for exhaust gas purification system and malfunction diagnosis method therefor'20128,111,006'Light emitting diode driving apparatus'20128,091,404'Abnormality diagnosis apparatus for NOx sensor'20128,074,442'Method of determining abnormality in particulate filter'20118,067,118'Nonaqueous electrolyte secondary battery and method of manufacturing the same'20118,047,064'Apparatus and method for detecting abnormality of inter-cylinder air-fuel ratio dispersion in multi-cylinder internal combustion engine'20118,024,105'Apparatus and method for detecting abnormal air-fuel ratio variation among cylinders of multi-cylinder internal combustion engine'20118,020,371'Catalyst deterioration detection device'20117,980,059'Exhaust gas purification system for internal combustion engine'20117,875,414'Cyclic structure formation method and surface treatment method'20117,849,672'Failure diagnosis method for reducing agent addition valve'20107,838,151'Non-aqueous electrolyte secondary battery'20107,647,209'Signal separating apparatus, signal separating method, signal separating program and recording medium'20107,597,091'Air-fuel ratio control apparatus and method for an internal combustion engine'20097,588,118'Work machine with engine control device'20097,520,274'Air fuel ratio sensor deterioration determination system for compression ignition internal combustion engine'20097,521,152'Non-aqueous electrolyte secondary battery'20097,518,892'Semiconductor integrated circuit including charge pump and electronic device including the semiconductor integrated circuit'20097,496,482'Signal separation method, signal separation device and recording medium'20097,469,535'Hydraulic driving control device and hydraulic shovel with the control device'20087,466,337'Construction machine'20087,441,407'Hydraulic drive control device'20087,434,450'Method and apparatus for detecting exhaust gas sensor defect'20087,421,333'Monitoring system for internal combustion engine'20087,198,952'Catalyst deterioration detecting apparatus and method'20077,162,862'Air-fuel ratio control apparatus for internal combustion engine'20077,075,827'Function reconfigurable semiconductor device and integrated circuit configuring the semiconductor device'20067,039,546'Position information estimation device, method thereof, and program'20066,780,913'Zinc borate, and production method and use thereof'20046,770,544'Substrate cutting method'20046,673,619'Catalyst deterioration detecting device and catalyst deterioration detecting method'20046,560,962'Control system of a hydraulic construction machine'20036,474,063'Travel motor hydraulic control system for a construction machine'20026,300,703'Rotor core for reluctance motor'20016,263,667'Exhaust gas purification device for an internal combustion engine'20016,259,181'Rotor core for reluctance motor'20016,186,384'Method of cleaving a brittle material using a point heat source for providing a thermal stress'20016,171,413'Soft cold-rolled steel sheet and method for making the same'20016,138,453'Exhaust gas purification device for an internal combustion engine'20006,101,424'Method for manufacturing foundation garment'20006,023,039'Method of cleaving a brittle material using a point heat source for providing a thermal stress'20005,983,629'Device for determining deterioration of a catalyst for an engine'19995,970,707'Exhaust gas purification device for an internal combustion engine'19995,788,758'Method for manufacturing blue pigment'19985,739,438'Method for controlling a tension of a metal strip in a heat treatment furnace'19985,648,413'Stabilizer for chlorine-containing polymers, process for the preparation thereof and chlorine-containing polymer composition'19975,526,207'Rotary head cylinder having a fixed cylinder projection generating a lifting force at a lower edge of a tape on the cylinder to increase an upper edge restricting force'19965,518,282'Locking device for open-close mechanism of a cabinet'19965,485,826'Air-fuel ratio control device for internal combustion engine'19965,414,996'Device for detecting the degree of deterioration of a catalyst'19955,416,819'Digital X-ray radiographic apparatus'19955,354,784'Cyclopentadienyliron complex salt, process for preparing the same and photopolymerizable composition containing the same'19945,279,115'Device for detecting the degree of deterioration of a catalyst'19945,263,455'Fuel injection control apparatus for internal combustion engine'19935,103,640'Air-fuel ratio feedback control system having a single air-fuel ratio sensor downstream of a three-way catalyst converter'19925,092,123'Air-fuel ratio feedback control system having air-fuel ratio sensors upstream and downstream of three-way catalyst converter'19925,022,225'Air-fuel ratio feedback control system including at least downstream-side air fuel ratio sensor'19915,018,494'Idling speed control device of an engine'19914,991,559'Fuel injection control device of an engine'19914,981,122'Fuel injection control device of an engine'19914,976,242'Fuel injection control device of an engine'19904,964,271'Air-fuel ratio feedback control system including at least downstream-side air-fuel ratio sensor'19904,951,388'Method of mounting electronic components'19904,941,169'X-ray photographic equipment'19904,911,553'Method and apparatus for feeding solid-liquid mixture'19904,882,188'Process for preparing heat treated granular solid food'19894,856,048'Mobile communication system'19894,750,328'Double air-fuel ratio sensor system having improved exhaust emission characteristics'19884,745,742'Dual path exhaust pipe for mounting an oxygen sensor'19884,697,567'Air-fuel ratio control system of internal combustion engine'19874,653,452'Method and apparatus for controlling fuel supply of internal combustion engine'19874,391,256'Air-fuel ratio control apparatus'19834,385,491'Engine mixture control system controlling primary and secondary air-fuel mixtures'19834,364,227'Feedback control apparatus for internal combustion engine'19824,010,723'Exhaust gas cleaning apparatus for an internal combustion engine for a vehicle'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2016Patents assigned to TOYOTA MOTOR CO LTD (83)· patent assignee history
1987–2016Based in Gotenba, JP· patent location history
1987–2016Based in Gotemba-shi, JP· patent location history
1989–2015Based in Osaka, JP· patent location history
1990–2014Based in Neyagawa, JP· patent location history
1990–2017Based in Kyoto, JP· patent location history
2011–2016Patents assigned to SAWADA HIROSHI (50)· patent assignee history
2011–2015Patents assigned to SHIBATA DAISUKE (15)· patent assignee history
2012–2015Patents assigned to IWAZAKI YASUSHI (21)· patent assignee history
2012–2016Patents assigned to KIDOKORO TORU (20)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYOTA MOTOR CO LTD | 83 | 1977–2016 |
| SAWADA HIROSHIself | 50 | 2011–2016 |
| IWAZAKI YASUSHI | 21 | 2012–2015 |
| KIDOKORO TORU | 20 | 2012–2016 |
| SHIBATA DAISUKE | 15 | 2011–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gotenba, JP | 70 | 1987–2016 |
| Neyagawa, JP | 7 | 1990–2014 |
| Kyoto, JP | 6 | 1990–2017 |
| Gotemba-shi, JP | 6 | 1987–2016 |
| Osaka, JP | 6 | 1989–2015 |