Inventor

Shinji Fujihira

Inventor

Hiroshima, JP

Overview

5→

Patents

1991–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 5 as inventor

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

F02Mprimary

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof18%

F02BInternal-combustion piston engines14%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles9%

F02DControlling combustion engines9%

F02FCylinders, pistons or casings, for combustion engines9%

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines9%

Y02TClimate change mitigation technologies related to transportation9%

F01LCyclically operating valves for machines or engines5%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general5%

F01PCooling of machines or engines in general5%

PatentTitleYear

11,111,886EGR system of engine2021 10,626,805Automotive powertrain unit2020 6,745,739'Intake system of an engine'2004 6,382,165'Engine balancer apparatus'2002 5,072,698'Intake apparatus for engine'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2021Patents assigned to MAZDA MOTOR (5)· patent assignee history

1991–2020Based in Hiroshima, JP· patent location history

2004Based in Fuchu-cho, JP· patent location history

2021Based in Aki-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MAZDA MOTOR	5	1991–2021

Locations

Location	Patents	Span
Hiroshima, JP	3	1991–2020
Aki-gun, JP	1	2021
Fuchu-cho, JP	1	2004