Inventor

Naoyuki Fukushima

Inventor

Yokohama, JP

Overview

1999–2020

Patent span

Chemistry

Primary field (CPC C)

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

B23Bprimary

B23BTurning10%

C03BManufacture, shaping, or supplementary processes10%

C04BLime, magnesia10%

C22CAlloys10%

C23CCoating metallic material10%

F02BInternal-combustion piston engines10%

F02DControlling combustion engines10%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof10%

G02BOptical elements, systems or apparatus10%

Y02TClimate change mitigation technologies related to transportation10%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1999Based in Saitama, JP· patent location history

2002–2014Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (2)· patent assignee history

2002–2014Based in Yokohama, JP· patent location history

2014Patents assigned to FUKUSHIMA NAOYUKI (1)· patent assignee history

2014Patents assigned to KURASHIMA HIROMI (1)· patent assignee history

2014Patents assigned to MATSUI TAKASHI (1)· patent assignee history

2014Patents assigned to OKI KAZUSHIGE (1)· patent assignee history

2020Based in Iwaki, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO ELECTRIC INDUSTRIES	2	2002–2014
FUKUSHIMA NAOYUKIself	1	2014
KURASHIMA HIROMI	1	2014
MATSUI TAKASHI	1	2014
OKI KAZUSHIGE	1	2014

Locations