Inventor

Masayuki Ikeuchi

Inventor

Himeji, JP

Overview

1990–1997

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 23 as inventor

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

F02Pprimary

F02PIgnition, other than compression ignition, for internal-combustion engines35%

F02NStarting of combustion engines11%

G01DMeasuring not specially adapted for a specific variable11%

F02DControlling combustion engines7%

G01BMeasuring length, thickness or similar linear dimensions7%

G01RMeasuring electric variables7%

G01VGeophysics4%

G01CMeasuring distances, levels or bearings2%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure2%

G01SRadio direction-finding2%

PatentTitleYear

5,621,315'Angular position detecting apparatus with noise discrimination'1997 5,435,725'System for simulating a flying vehicle'1995 5,307,786'Ignition apparatus for an internal combustion engine'1994 5,293,129'Ionic current sensing apparatus for engine spark plug with negative ignition voltage and positive DC voltage application'1994 5,272,914'Ignition system for internal combustion engines'1993 5,271,268'Ionic current sensing apparatus'1993 5,239,973'Ignition apparatus for an internal combustion engine'1993 5,233,295'Angle detecting device having improved mounting arrangement for mounting Hall-effect sensor'1993 5,189,373'Ignition apparatus for an internal combustion engine with engine cylinder misfiring detector having an ionization current noise filter'1993 5,182,943'Cylinder identification apparatus'1993 5,180,983'Ignition plug for an internal combustion engine provided with an ionization current detector electrode'1993 5,180,984'Ion current sensing device for an internal combustion engine with spurious voltage preventing filter'1993 5,178,001'Ignition apparatus for an internal combustion engine'1993 5,144,936'Ignition apparatus for internal combustion engine'1992 5,130,934'Method and apparatus for estimating a position of a target'1992 5,076,249'Angular position detector apparatus'1991 5,030,825'Rotational angle detector having grounded slit plate'1991 5,014,005'Hall-effect sensor with component positioning element for detecting crankshaft angle'1991 4,965,445'Rotation angle detector with outwardly extending radial projections'1990 4,945,232'Angle measuring device'1990 4,943,717'Angle measuring device having specific signal processing arrangement'1990 4,941,450'Ignition distributor for an internal combustion engine'1990 4,935,622'Angle measuring device using clamping means'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1997Patents assigned to MITSUBISHI ELECTRIC CORP (21)· patent assignee history

1990–1997Based in Himeji, JP· patent location history

1990Based in Hyogo, JP· patent location history

1992–1995Patents assigned to TOSHIBA KK (2)· patent assignee history

1992–1995Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	21	1990–1997
TOSHIBA KK	2	1992–1995

Locations

Location	Patents	Span
Himeji, JP	19	1990–1997
Yokohama, JP	2	1992–1995
Hyogo, JP	2	1990