Inventor

Kouji Sakumoto

Inventor

Yokohama, JP

Overview

2009–2020

Patent span

Mechanical engineering

Primary field (CPC F)

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 general23%

Y02TClimate change mitigation technologies related to transportation23%

F02DControlling combustion engines15%

B01DSeparation8%

F02BInternal-combustion piston engines8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof4%

G07CTime or attendance registers4%

Y02ATechnologies for adaptation to climate change4%

Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2009–2012Patents assigned to GM GLOBAL TECH OPERATIONS INC (2)· patent assignee history

2009Based in Commerce Township, MI, US· patent location history

2012Patents assigned to SAKUMOTO KOUJI (1)· patent assignee history

2012Patents assigned to XIAO YUN (1)· patent assignee history

2012Based in Ayase, JP· patent location history

2018–2020Patents assigned to ISUZU MOTORS LTD (4)· patent assignee history

2018–2019Based in Fujisawa, JP· patent location history

2020Based in Yokohama, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ISUZU MOTORS LTD	4	2018–2020
GM GLOBAL TECH OPERATIONS INC	2	2009–2012
SAKUMOTO KOUJIself	1	2012
XIAO YUN	1	2012

Locations