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Inventor

Masaru Ukai

Inventor
Yokohama, JP

Overview

5→
Patents
1992–2020
Patent span
Physics
Primary field (CPC G)

Patents· 5 as inventor

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

G21Cprimary
G21CNuclear reactors33%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution33%
C04BLime, magnesia13%
F04FPumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped7%
G01RMeasuring electric variables7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
10,878,968Channel box20209,892,804'Nuclear reactor control rod with SIC fiber reinforced structure'20188,724,767'Method of removing retainer of jet pump and jet pump'20145,282,229'Method and apparatus for measuring gap between adjoining fuel rods of fuel assembly'19945,152,957'Foreign matter recovering apparatus for fuel assembly for nuclear power generation'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2020Patents assigned to TOSHIBA KK (5)· patent assignee history
1992–1994Based in Kawasaki, JP· patent location history
2014Patents assigned to HIDAKA YUKIAKI (1)· patent assignee history
2014Patents assigned to KINUGASA KUNIHIKO (1)· patent assignee history
2014Patents assigned to MORI HAJIME (1)· patent assignee history
2014Patents assigned to UKAI MASARU (1)· patent assignee history
2014–2020Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK51992–2020
HIDAKA YUKIAKI12014
KINUGASA KUNIHIKO12014
MORI HAJIME12014
UKAI MASARUself12014
Locations
LocationPatentsSpan
Yokohama, JP32014–2020
Kawasaki, JP21992–1994