Inventor

Tadatsugu Udono

Inventor

Osaka, JP

Overview

2009–2019

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 general11%

F02DControlling combustion engines11%

F02NStarting of combustion engines11%

G01RMeasuring electric variables11%

H02HEmergency protective circuit arrangements11%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems11%

H02SGeneration of electric power by conversion of infrared radiation, visible light or ultraviolet light, e.g. using photovoltaic [pv] modules11%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%

Y02TClimate change mitigation technologies related to transportation11%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2009Patents assigned to HITACHI LTD (1)· patent assignee history

2009Based in Mino, JP· patent location history

2019Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (1)· patent assignee history

2019Based in Osaka, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	1	2009
SUMITOMO ELECTRIC INDUSTRIES	1	2019

Locations

Location	Patents	Span
Osaka, JP	1	2019
Mino, JP	1	2009