Inventor

Kazumitsu Kobayashi

Inventor

Isesaki, JP

Overview

21→

Patents

1977–2004

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 21 as inventor

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

F02Dprimary

F02DControlling combustion engines14%

F25BRefrigeration machines, plants or systems14%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof12%

Y02TClimate change mitigation technologies related to transportation10%

B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

F02BInternal-combustion piston engines6%

F24FAir-conditioning4%

G01FMeasuring volume, volume flow, mass flow or liquid level4%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%

PatentTitleYear

6,705,281'Piston for an internal combustion engine'2004 6,135,090'Fuel injection control system'2000 5,488,311'Apparatus and method for measuring alcohol concentration of liquid blended with alcohol applicable to an automotive vehicle mounted internal combustion engine'1996 5,403,167'Structure of liquefield hydrogen pump'1995 5,398,516'Method and apparatus for detecting an insufficiency of refrigerant in an airconditioning apparatus'1995 5,363,314'Fuel character judging system'1994 5,361,053'Super magnetostriction type actuator'1994 5,355,858'Assist-air type fuel injection method and device for internal combustion engine'1994 5,275,009'Sensor and control system for an automotive air conditioning system'1994 5,249,431'Residual coolant sensor for air conditioning system'1993 5,207,204'Method of and an apparatus for supplying assist air into a combustion chamber direct injecting fuel injection valve'1993 5,197,298'Sensor and control system for an automotive air conditioning system'1993 5,198,982'Automotive vehicle control system for predicting road friction level'1993 5,187,942'Refrigerant overcharge prevention system'1993 5,176,007'Refrigerator with lubricant mixture sensor'1993 5,156,012'Refrigerant charge detection system for an air conditioning system'1992 5,124,655'Sensor system for detecting mixing ratio of mixed fuel'1992 5,060,619'Electrostatic capacity type fuel concentration monitoring unit with temperature dependent fluctuation compensating feature'1991 5,024,201'Assist air supply system for internal combustion engine'1991 4,993,391'Fuel supply control system for internal combustion engine'1991 4,046,136'Solar energy collecting device'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to HITACHI CHEMICAL CO LTD (1)· patent assignee history

1991–1996Patents assigned to JAPAN ELECTRONIC CONTROL SYST (12)· patent assignee history

1991–1996Patents assigned to NISSAN MOTOR (3)· patent assignee history

1991–2004Based in Gunma, JP· patent location history

1991–1996Based in Isezaki, JP· patent location history

1992–1994Patents assigned to SANDEN CORP (5)· patent assignee history

1992–1994Based in Isesaki, JP· patent location history

1993Based in Iseaki, JP· patent location history

1994–2004Patents assigned to UNISIA JECS CORP (6)· patent assignee history

1994–1995Based in Atsugi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JAPAN ELECTRONIC CONTROL SYST	12	1991–1996
UNISIA JECS CORP	6	1994–2004
SANDEN CORP	5	1992–1994
NISSAN MOTOR	3	1991–1996
HITACHI CHEMICAL CO LTD	1	1977

Locations

Location	Patents	Span
Isesaki, JP	7	1992–1994
Gunma, JP	6	1991–2004
Atsugi, JP	4	1994–1995
Isezaki, JP	2	1991–1996
Iseaki, JP	1	1993