Inventor

Kohei Yoshikawa

Inventor

Tokyo, JP

Overview

2002–2020

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

Y02Cprimary

Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]22%

B01DSeparation17%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general6%

F22BMethods of steam generation6%

G06FElectric digital data processing6%

G09GArrangements or circuits for control of indicating devices using static means to present variable information6%

H01FMagnets6%

H02KDynamo-electric machines6%

Y02ATechnologies for adaptation to climate change6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2002Based in Nara, JP· patent location history

2013–2014Patents assigned to YOSHIKAWA KOHEI (2)· patent assignee history

2013Patents assigned to ENDO YASUHIRO (1)· patent assignee history

2013Based in Osaka, JP· patent location history

2014–2016Patents assigned to HITACHI LTD (2)· patent assignee history

2014Based in Hitachi, JP· patent location history

2016–2019Based in Tokyo, JP· patent location history

2019Patents assigned to HITACHI CHEMICAL CO LTD (2)· patent assignee history

2020Patents assigned to AUTONETWORKS TECHNOLOGIES LTD (1)· patent assignee history

2020Based in Mie, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI CHEMICAL CO LTD	2	2019
HITACHI LTD	2	2014–2016
YOSHIKAWA KOHEIself	2	2013–2014
AUTONETWORKS TECHNOLOGIES LTD	1	2020
ENDO YASUHIRO	1	2013

Locations