Inventor
Toshinori Maruyama
Inventor
Anjo, JP
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks32%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters29%
Y02TClimate change mitigation technologies related to transportation14%
H02KDynamo-electric machines11%
H02HEmergency protective circuit arrangements3%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems3%
H03KPulse technique3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock2%
H01LSemiconductor devices2%
H10DInorganic electric semiconductor devices2%
PatentTitleYear
10,770,577Rectifier and rotating electric machine including rectifier20209,716,456'Rotary electric machine capable of detecting malfunction in switch'20179,628,007'Power generator with load-dump protection'20179,172,240'Electric rotating machine with load dump protector'20158,928,291'Electric rotary machine for motor vehicle'20158,193,782'Abnormality detection apparatus'20128,054,051'Apparatus and method for detecting an abnormality of a generator for vehicles'20117,602,152'Vehicle-use power generation control apparatus'20097,576,520'Power generation control device for vehicle generator'20097,315,149'Vehicle generator'20086,812,675'A.C. generator control apparatus and method having abnormality information output function'20046,756,761'Vehicular generator control system and method responsive to external signals'20046,707,275'Automative generator control apparatus'20046,707,276'Voltage regulator of AC generator having circuit for detecting voltage induced in field coil'20046,700,354'Vehicle AC generator'20046,664,767'Voltage regulator of vehicle AC generator having variable bypass circuit resistance'20036,614,207'Vehicular power generator control apparatus having maximum conduction rate limiting function'20036,433,519'Voltage control unit for vehicular AC generator'20026,133,715'Power source system for vehicle'20006,060,866'Power control system for vehicle ac generator'20006,043,632'Generating system including generator having permanent magnet'20006,014,016'Generator control device having signal terminal connected to outside control unit'20005,748,463'Generating apparatus for vehicle'19985,637,986'Power control device of alternator for vehicle'19974,992,722'Charging control unit and method for motor vehicle'19914,862,055'Automotive charging apparatus'19894,602,205'Battery voltage regulating system'19864,555,657'Voltage regulator for alternator of vehicle'19854,477,766'Apparatus for controlling electric generation for vehicles'19844,451,774'Vehicle mounted voltage regulator'19844,438,384'Generation indicating apparatus for vehicle alternators'19844,418,311'Battery charge indicating system'19834,362,982'Voltage regulator for vehicles'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1997Patents assigned to NIPPON DENSO CO (10)· patent assignee history
1982–2020Based in Kariya, JP· patent location history
1984Based in Iwakura, JP· patent location history
1997–2017Based in Anjo, JP· patent location history
1998–2020Patents assigned to DENSO CORP (23)· patent assignee history
2012Patents assigned to MARUYAMA TOSHINORI (1)· patent assignee history
2012Patents assigned to MORI HITOSHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DENSO CORP | 23 | 1998–2020 |
| NIPPON DENSO CO | 10 | 1982–1997 |
| MARUYAMA TOSHINORIself | 1 | 2012 |
| MORI HITOSHI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 22 | 1997–2017 |
| Kariya, JP | 10 | 1982–2020 |
| Iwakura, JP | 1 | 1984 |