Inventor

Akimitsu Sugiura

Inventor

Kariya, JP

Overview

1993–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 44 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 engines36%

H01TSpark gaps21%

H01FMagnets12%

Y02TClimate change mitigation technologies related to transportation7%

H05HPlasma technique5%

F02BInternal-combustion piston engines4%

F02DControlling combustion engines4%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof2%

G01RMeasuring electric variables2%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry1%

PatentTitleYear

11,129,268Ignition apparatus including spark plug that generates plasma2021 10,894,764Method for granulating urea2021 10,855,057Spark plug for internal combustion engine2020 10,844,827Ignition device for internal combustion engine2020 10,811,850Spark plug of internal combustion engine2020 10,794,354Ignition control apparatus for internal combustion engine2020 10,772,184Ignition device2020 10,718,310Ignition apparatus2020 10,720,760Spark plug for internal combustion engine2020 10,714,905Spark plug for internal combustion engine2020 10,641,230Ignition apparatus of internal combustion engine2020 10,619,617Ignition device for internal combustion engine2020 10,527,020Ignition apparatus for internal combustion engines2020 10,508,637Ignition control system2019 10,454,252Spark plug for internal combustion engine2019 10,361,027Ignition device2019 10,302,062Ignition control apparatus2019 10,291,000Ignition apparatus2019 10,247,164Ignition apparatus2019 10,161,376Ignition control apparatus2018 10,090,630Laser ignition device provided with transmissive reflective film2018 10,063,035Ignition device and method of producing super hydrophilic membrane to be used in ignition device2018 10,006,433Laser ignition device2018 9,995,267Ignition apparatus2018 9,970,406Ignition apparatus for internal combustion engine2018 9,957,946Ignition device2018 9,903,335'Ignition device controlling streamer discharge and arc discharge'2018 9,897,062'Ignition device'2018 9,822,753'Ignition control device'2017 9,825,431'Ignition device'2017 9,771,918'Ignition system'2017 9,765,748'Ignition control apparatus'2017 9,391,431'Barrier discharge ignition apparatus for internal combustion engine'2016 9,331,458'Ignition system'2016 9,267,474'Ignition device'2016 9,181,921'Laser ignition apparatus'2015 9,027,523'Laser ignition apparatus'2015 7,071,804'Stick-type ignition coil having improved structure against crack or dielectric discharge'2006 7,068,135'Stick-type ignition coil having improved structure against crack or dielectric discharge'2006 6,977,574'Stick-type ignition coil having improved structure against crack or dielectric discharge'2005 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 6,060,973'Slant winding electromagnetic coil and ignition coil for internal combustion engine using same'2000 5,261,381'Ignition coil unit for internal combustion engine'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2001Patents assigned to NIPPON DENSO CO (3)· patent assignee history

1993–2006Based in Takahama, JP· patent location history

2001–2021Patents assigned to DENSO CORP (40)· patent assignee history

2015Patents assigned to NIPPON SOKEN (2)· patent assignee history

2015–2020Based in Nagoya, JP· patent location history

2017–2021Based in Kariya, JP· patent location history

2018Patents assigned to INTER UNIV RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES (1)· patent assignee history

2020–2021Patents assigned to PLASMA APPLICATIONS CO LTD (2)· patent assignee history

2021Based in Narashino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DENSO CORP	40	2001–2021
NIPPON DENSO CO	3	1993–2001
NIPPON SOKEN	2	2015
PLASMA APPLICATIONS CO LTD	2	2020–2021
INTER UNIV RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES	1	2018

Locations

Location	Patents	Span
Kariya, JP	29	2017–2021
Nagoya, JP	7	2015–2020
Takahama, JP	7	1993–2006
Narashino, JP	1	2021