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Inventor

Yuji Kamei

Inventor
Tokyo, JP

Overview

13→
Patents
1999–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 13 as inventor

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

H01Rprimary
H01RElectrically-conductive connections24%
B61DBody details or kinds of railway vehicles16%
B61FRail vehicle suspensions, e.g. underframes, bogies or arrangements of wheel axles12%
B01DSeparation4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
B60LPropulsion of electrically-propelled vehicles4%
B61CLocomotives4%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals4%
E04FFinishing work on buildings, e.g. stairs, floors4%
PatentTitleYear
10,619,255Anode for alkaline water electrolysis and method for producing anode for alkaline water electrolysis202010,029,709Railcar20189,954,302Contact and connector including contact20189,780,478'Connector and connection structure'20179,484,668'Connector device'20169,437,973'Connector for preventing release of an object received therein in an ejecting direction'20169,385,474'Contact and connector including contact'20169,325,112'Connector device'20169,233,694'Railcar including heat-resistant floor'20169,180,894'Floor structure of railcar'20159,108,649'Underframe structure of railcar'20157,940,469'Anamorphic optical system, image pickup device, on-board type camera and monitoring camera'20115,855,781'Monolithic ceramic filter'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Nagoya, JP· patent location history
2011–2018Based in Tokyo, JP· patent location history
2015–2020Patents assigned to KAWASAKI HEAVY IND LTD (5)· patent assignee history
2015–2016Patents assigned to KAMEI YUJI (3)· patent assignee history
2015–2016Patents assigned to MIZUMA SHUICHI (3)· patent assignee history
2015–2016Patents assigned to MURAGISHI OSAMU (3)· patent assignee history
2015–2018Based in Himeji, JP· patent location history
2016–2018Patents assigned to JAPAN AVIATION ELECTRONICS IND LTD (4)· patent assignee history
2020Based in Akashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWASAKI HEAVY IND LTD52015–2020
JAPAN AVIATION ELECTRONICS IND LTD42016–2018
KAMEI YUJIself32015–2016
MIZUMA SHUICHI32015–2016
MURAGISHI OSAMU32015–2016
Locations
LocationPatentsSpan
Tokyo, JP72011–2018
Himeji, JP42015–2018
Akashi, JP12020
Nagoya, JP11999