Inventor

Kazuma Matsui

Inventor

Toyohashi, JP

Overview

57→

Patents

1976–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 57 as inventor

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

F04Dprimary

F04DNon-positive-displacement pumps8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

B60TVehicle brake control systems or parts thereof7%

F16HGearing6%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%

B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for4%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general4%

F04BPositive-displacement machines for liquids4%

B62DMotor vehicles4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

10,712,332Solution tank device2020 5,871,043'Cooling apparatus using boiling and condensing refrigerant'1999 5,735,015'Wiper apparatus for vehicles'1998 5,542,293'Pressure detecting apparatus for detecting vehicle tire air pressure'1996 5,260,683'Tire pressure detecting apparatus for vehicle'1993 5,250,265'Automotive solar-operated deodorizer with solar cell cooling and automated operational control'1993 5,004,406'Radial piston pump'1991 5,000,521'Vehicle braking control apparatus'1991 4,941,353'Gas rate gyro'1990 4,802,562'Electronically controlled braking system without a master cylinder'1989 4,800,498'Anti-skid control based on duty cycle adjustment'1989 4,747,614'Hydraulic cylinder mechanism'1988 4,738,330'Hydraulic drive system for use with vehicle power steering pump'1988 4,738,493'Automobile antiskid hydraulic braking system'1988 4,723,888'Pump apparatus'1988 4,715,663'Brake oil pressure control device'1987 4,697,991'Rotary pump having clutch which selects suitable power source'1987 4,696,193'Airflow rate measuring apparatus of Karman vortex type'1987 4,690,465'Antiskid hydraulic pressure modulator for vehicle hydraulic braking system'1987 4,687,260'Antiskid control device'1987 4,671,058'Heating device'1987 4,658,584'Power steering system for vehicles'1987 4,652,215'Variable capacity radial piston pump'1987 4,636,643'Fog detecting apparatus for use in vehicle'1987 4,630,484'Mass flowmeter'1986 4,627,671'Antiskid control device'1986 4,627,793'Motor-driven radial plunger pump'1986 4,625,329'Position analyzer for vehicle drivers'1986 4,605,359'Radial plunger pump'1986 4,595,866'Windshield wiper control apparatus'1986 4,586,877'Electric fuel pump device'1986 4,573,882'Electrically operated fuel pump apparatus'1986 4,519,820'Fitter apparatus for purifying exhaust gases'1985 4,515,575'Torque transmission system'1985 4,512,728'Combined rotary pump and compressor unit'1985 4,494,943'Power transmission device for vehicles'1985 4,493,620'Electrically operated fuel pump device'1985 4,492,515'Pump apparatus'1985 4,481,424'Driving mechanism for vehicle engine and accessory'1984 4,478,550'Pump apparatus'1984 4,478,595'Electric control apparatus for belt tensioners'1984 4,476,419'Windshield wiper control device'1984 4,466,521'Electric control system for automobile transmission'1984 4,457,742'Torque transmission belt means'1984 4,451,213'Electrically operated fuel pump device having a regenerative component'1984 4,445,821'Centrifugal pump having means for counterbalancing unbalanced fluid pressure radial forces on rotor'1984 4,433,965'Torque transmission belt means'1984 4,406,644'Power transmission system'1983 4,403,910'Pump apparatus'1983 4,361,927'Device for preventing vibration of windshield wiper'1982 4,360,353'Power transmission system'1982 4,344,338'Power transmission device'1982 4,338,081'Torque transmission belt means'1982 4,295,456'Exhaust-gas-recirculation system for use in diesel engines'1981 4,279,864'Monolithic catalyst converter'1981 3,963,445'Exhaust emission control device of the catalyst type'1976 3,938,959'Catalyst-type exhaust gas purifying device'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1999Patents assigned to NIPPON DENSO CO (51)· patent assignee history

1976–1991Patents assigned to NIPPON SOKEN (8)· patent assignee history

1976Based in Toyota, JP· patent location history

1981–1999Based in Toyohashi, JP· patent location history

1982Patents assigned to MATSUI KAZUMA (1)· patent assignee history

1983–1989Patents assigned to TOYOTA MOTOR CO LTD (5)· patent assignee history

1986Based in Aichi, JP· patent location history

2020Patents assigned to HITACHI LTD (1)· patent assignee history

2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON DENSO CO	51	1976–1999
NIPPON SOKEN	8	1976–1991
TOYOTA MOTOR CO LTD	5	1983–1989
HITACHI LTD	1	2020
MATSUI KAZUMAself	1	1982

Locations

Location	Patents	Span
Toyohashi, JP	53	1981–1999
Toyota, JP	2	1976
Tokyo, JP	1	2020
Aichi, JP	1	1986