LexDanaLexDanabeta
Inventor

Keiji Itou

Inventor
Susono, JP

Overview

3→
Patents
1985–2002
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general33%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for17%
G06FElectric digital data processing17%
Y02ATechnologies for adaptation to climate change17%
Y02TClimate change mitigation technologies related to transportation17%
PatentTitleYear
6,378,298'Exhaust purifying apparatus and method for internal combustion engine'20025,677,838'Faulty operation prevention circuit of a computer'19974,513,841'Muffler for internal combustion engines'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2002Patents assigned to TOYOTA MOTOR CO LTD (2)· patent assignee history
1985Based in Okazaki, JP· patent location history
1997Patents assigned to NIPPON DENSO CO (1)· patent assignee history
1997Based in Nishikamo-gun, JP· patent location history
2002Based in Susono, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYOTA MOTOR CO LTD21985–2002
NIPPON DENSO CO11997
Locations
LocationPatentsSpan
Susono, JP12002
Nishikamo-gun, JP11997
Okazaki, JP11985