LexDanaLexDanabeta
Inventor

Kouichi Kurosawa

Inventor
Hitachi, JP

Overview

13→
Patents
1994–2021
Patent span
Physics
Primary field (CPC G)

Patents· 13 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps28%
C21DModifying the physical structure of ferrous metals11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
G01RMeasuring electric variables11%
G21CNuclear reactors11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
B23PMetal-working not otherwise provided for6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
G01SRadio direction-finding6%
PatentTitleYear
11,133,147Charged particle ray device and cross-sectional shape estimation program202111,101,100Charged particle ray device and cross-sectional shape estimation program202110,964,508Charged-particle beam device202110,541,103Charged particle beam device20209,753,017'Ultrasonic observation equipment, ultrasonic observation system, and ultrasonic observation method'20178,776,565'Evaluation method of residual stress in water jet peening and method of executing water jet peening'20148,387,427'Water jet peening method and apparatus thereof'20138,040,146'Inspection apparatus having a heating mechanism for performing sample temperature regulation'20117,663,390'Inspection apparatus and method'20107,081,625'Charged particle beam apparatus'20066,972,405'Nanoscale standard sample and its manufacturing method'20056,636,579'Device and method for repairing inside of reactor pressure vessel'20035,322,919'Process for producing a polycarbonate in inert solvent'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Based in Ichihara, JP· patent location history
2003–2014Patents assigned to HITACHI LTD (2)· patent assignee history
2003–2017Based in Hitachi, JP· patent location history
2005–2006Patents assigned to HITACHI SCIENCE SYSTEMS LTD (2)· patent assignee history
2010–2021Patents assigned to HITACHI HIGH TECH CORP (5)· patent assignee history
2013–2017Patents assigned to HITACHI GE NUCLEAR ENERGY LTD (2)· patent assignee history
2013–2014Patents assigned to KUROSAWA KOUICHI (2)· patent assignee history
2020–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI HIGH TECH CORP52010–2021
HITACHI GE NUCLEAR ENERGY LTD22013–2017
HITACHI LTD22003–2014
HITACHI SCIENCE SYSTEMS LTD22005–2006
KUROSAWA KOUICHIself22013–2014
Locations
LocationPatentsSpan
Hitachi, JP82003–2017
Tokyo, JP42020–2021
Ichihara, JP11994