Inventor

Akito Yamamoto

Inventor

Yokohama, JP

Overview

1984–2003

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 17 as inventor

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

F02Dprimary

F02DControlling combustion engines18%

F02PIgnition, other than compression ignition, for internal-combustion engines18%

Y02TClimate change mitigation technologies related to transportation15%

G06FElectric digital data processing13%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%

F02BInternal-combustion piston engines5%

G07CTime or attendance registers5%

B60TVehicle brake control systems or parts thereof3%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof3%

G01CMeasuring distances, levels or bearings3%

PatentTitleYear

6,546,336'Portable position detector and position management system'2003 5,408,645'Circuit and method for detecting a failure in a microcomputer'1995 5,305,216'Event detector used vehicle control apparatus'1994 5,214,349'Color cathode ray tube and color selection electrode device of color cathode ray tube'1993 5,019,964'Device for interfacing data communications'1991 5,019,799'Electronic device with self-monitor for an automotive vehicle'1991 4,956,807'Watchdog timer'1990 4,777,920'System for controlling ignition timing in an internal combustion engine and method therefor'1988 4,739,469'Fail-safe circuit for a control system'1988 4,693,221'Engine control system'1987 4,640,250'Method and apparatus for engine knock level control'1987 4,551,803'Electronic engine control system for controlling the energy conversion process of an internal combustion engine'1985 4,532,594'Multiple microcomputer system with comonitoring/back-up for an automotive vehicle'1985 4,527,248'Engine speed sensing device'1985 4,502,446'Fail-safe system for automotive engine control system for fail-safe operation as crank angle sensor fails operation thereof and fail-safe method therefor, and detection of fault in crank angle sensor'1985 4,437,342'Diagnostic system for detecting fault in fuel system of engine having electronic fuel injection system'1984 4,428,348'Digital control system for an internal combustion engine'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1995Patents assigned to NISSAN MOTOR (15)· patent assignee history

1984–1985Based in Yokosuka, JP· patent location history

1985–1995Based in Yokohama, JP· patent location history

1993Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history

1993Based in Nagaokakyo, JP· patent location history

1994Based in Kanagawa, JP· patent location history

2003Patents assigned to JATCO CORP (1)· patent assignee history

2003Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NISSAN MOTOR	15	1984–1995
JATCO CORP	1	2003
MITSUBISHI ELECTRIC CORP	1	1993

Locations

Location	Patents	Span
Yokohama, JP	11	1985–1995
Yokosuka, JP	3	1984–1985
Saitama, JP	1	2003
Kanagawa, JP	1	1994
Nagaokakyo, JP	1	1993