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Inventor

Shunji Imai

Inventor
Shandong, CN

Overview

9→
Patents
1995–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 9 as inventor

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

D06Fprimary
D06FLaundering, drying, ironing, pressing or folding textile articles17%
B66BElevators11%
F01DNon-positive displacement machines or engines, e.g. steam turbines11%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants11%
H04LTransmission of digital information, e.g. telegraphic communication11%
C22CAlloys6%
C23CCoating metallic material6%
F16JPistons6%
G05BControl or regulating systems in general6%
H01HElectric switches6%
PatentTitleYear
10,570,754Steam turbine rotor blade, method for manufacturing steam turbine rotor blade, and steam turbine202010,450,689Dual-stroke safety switch of washing machine and eccentricity control method201910,233,580Freely rotating wave wheel having housing cavities20199,932,849Fluid seal structure of heat engine including steam turbine20189,643,820'Device for preventing travel of an elevator with its doors open'20178,689,945'Device for preventing travel of an elevator with its doors open'20146,134,925'Washing machine'20005,579,483'Communication controller for controlling multi-channel multiplex communication and having channel selection functions and memory for storing communication control data for each channel'19965,400,332'Communication system between communication cards mounted separately in shelves'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1996Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history
1995–1996Based in Hyogo, JP· patent location history
2014–2017Patents assigned to OTIS ELEVATOR CO (2)· patent assignee history
2014Patents assigned to ARAI HIDEKI (1)· patent assignee history
2014–2017Based in Chiba, JP· patent location history
2018–2020Patents assigned to MITSUBISHI HITACHI POWER SYS (2)· patent assignee history
2018Based in Tokyo, JP· patent location history
2019Patents assigned to QINGDAO HAIER WASHING MACH CO (2)· patent assignee history
2019Based in Shandong, CN· patent location history
2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP21995–1996
MITSUBISHI HITACHI POWER SYS22018–2020
OTIS ELEVATOR CO22014–2017
QINGDAO HAIER WASHING MACH CO22019
ARAI HIDEKI12014
Locations
LocationPatentsSpan
Shandong, CN22019
Chiba, JP22014–2017
Hyogo, JP21995–1996
Kanagawa, JP12020
Tokyo, JP12018