Inventor

Kazutoyo Oosuka

Inventor

Gamagori, JP

Overview

1998–2003

Patent span

Electricity

Primary field (CPC H)

Patents· 15 as inventor

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

H01Fprimary

H01FMagnets56%

F02PIgnition, other than compression ignition, for internal-combustion engines22%

F02BInternal-combustion piston engines11%

F02FCylinders, pistons or casings, for combustion engines4%

H01TSpark gaps4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

6,650,221'Ignition coil for an internal combustion engine'2003 6,525,636'Stick-type ignition coil having improved structure against crack or dielectric discharge'2003 6,353,378'Ignition coil for an internal combustion engine'2002 6,252,482'Ignition coil with locating projection in aperture for tower-side terminal'2001 6,252,483'Slant winding electromagnetic coil and ignition coil for internal combustion engine using same'2001 6,208,231'Stick-type ignition coil having improved structure against crack or dielectric discharge'2001 6,114,935'Ignition coil having coil case'2000 6,060,973'Slant winding electromagnetic coil and ignition coil for internal combustion engine using same'2000 5,963,118'Electromagnetic coil and manufacturing apparatus for the same'1999 5,906,040'Method and apparatus for manufacturing a magnetic core'1999 5,778,863'Ignition coil for an internal combustion engine'1998 5,771,870'Ignition coil for an internal combustion engine'1998 5,758,624'Ignition coil and method of manufacturing the same'1998 5,736,917'Electromagnetic coil and manufacturing apparatus for the same'1998 5,720,264'Ignition coil having a housing made of reinforced PPS'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2003Patents assigned to DENSO CORP (8)· patent assignee history

1998–2003Patents assigned to NIPPON DENSO CO (5)· patent assignee history

1998Patents assigned to NIPPONENSO CO LTD (1)· patent assignee history

1998–2003Based in Gamagori, JP· patent location history

1998–1999Based in Gamagoori, JP· patent location history

2000–2001Based in Aichi, JP· patent location history

2002Patents assigned to NIPPONDENSON (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DENSO CORP	8	1998–2003
NIPPON DENSO CO	5	1998–2003
NIPPONDENSON	1	2002
NIPPONENSO CO LTD	1	1998

Locations

Location	Patents	Span
Gamagori, JP	10	1998–2003
Gamagoori, JP	3	1998–1999
Aichi, JP	2	2000–2001