Inventor

Naoji Sakakibara

Inventor

Chiryu, JP

Overview

1976–1990

Patent span

Performing operations

Primary field (CPC B)

Patents· 39 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B60Kprimary

B60KArrangement or mounting of propulsion units or of transmissions in vehicles19%

Y10TTechnical subjects covered by former us classification15%

F16KValves12%

B60WConjoint control of vehicle sub-units of different type or different function9%

F02DControlling combustion engines9%

B62DMotor vehicles6%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock4%

H01HElectric switches4%

F02BInternal-combustion piston engines3%

Y02TClimate change mitigation technologies related to transportation3%

PatentTitleYear

4,895,216'Electrically driven power steering apparatus'1990 4,881,611'Abnormality detector for motor assisted steering apparatus'1989 4,809,173'Electrically driven power steering apparatus'1989 4,756,287'Control device for a driven member'1988 4,724,711'Torque detector'1988 4,559,864'Actuator'1985 4,556,861'Automobile speed control system'1985 4,553,621'Automobile speed control system'1985 4,553,209'Automobile speed control system'1985 4,545,563'Pressure regulator valve'1985 4,504,756'Electrical speed sensor'1985 4,499,542'Automatic transmission control system with reset'1985 4,485,782'Constant speed control devices for vehicles'1984 4,463,312'Speed sensor device'1984 4,454,718'Safety control system for a turbocharged engine'1984 4,446,889'Pressure modulating valve assembly'1984 4,446,940'Speed control system for motor vehicle equipped with turbocharger'1984 4,397,443'Solenoid valve assembly'1983 4,367,804'Vehicle constant speed driving apparatus'1983 4,339,076'Control system for automobile air conditioners'1982 4,292,060'Air-filter assembly'1981 4,266,517'Differential pressure switch device responsive to differential pressure and temperature change'1981 4,250,924'Electromagnetic control valve assembly'1981 4,249,457'Vacuum servomotor'1981 4,232,757'Automobile speed control method and system'1980 4,215,760'Automobile speed control system'1980 4,211,257'Solenoid valve'1980 4,208,746'Human body irrigation system'1980 4,205,593'Pneumatic pressure control device'1980 4,202,424'Automobile speed control system'1980 4,200,068'Electronic rotation speed control system for engines'1980 4,196,787'Desired speed signal memory circuit for an automobile speed control system'1980 4,193,421'Electromagnetically operated valve unit'1980 4,191,051'Engine idling speed control signal generator'1980 4,190,026'Automobile speed control method and system'1980 4,142,553'Electrothermally operated valve'1979 4,130,265'Electrically operated switching valve'1978 4,084,072'Pressure differential switch device'1978 3,984,647'Switching mechanism associated with governor mechanism'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1990Patents assigned to AISIN SEIKI (38)· patent assignee history

1976–1990Based in Chiryu, JP· patent location history

1980Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history

1981Patents assigned to HASHIMOTO NOBUYUKI (1)· patent assignee history

1981Patents assigned to SAKAKIBARA NAOJI (1)· patent assignee history

1985Based in Aichi, JP· patent location history

1985Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AISIN SEIKI	38	1976–1990
HASHIMOTO NOBUYUKI	1	1981
SAKAKIBARA NAOJIself	1	1981
TOYOTA MOTOR CO LTD	1	1980

Locations

Location	Patents	Span
Chiryu, JP	36	1976–1990
Aichi, JP	2	1985
Kariya, JP	1	1985