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Inventor

Takamasa Ishikawa

Inventor
Minami-ashigara, JP

Overview

13→
Patents
2001–2016
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.

G06Fprimary
G06FElectric digital data processing27%
G11BInformation storage based on relative movement between record carrier and transducer27%
LOC1414%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
LOC139%
Y10TTechnical subjects covered by former us classification9%
H05KPrinted circuits5%
PatentTitleYear
9,442,121'Biomarker of depression, method for measuring biomarker of depression, computer program, and recording medium'20168,951,739'Biomarker for depression, method for measuring a biomarker for depression, computer program, and recording medium'2015D0686146'Solar cell'2013D0684527'Solar cell'20137,876,557'Disk array device'20117,558,056'Disk array device'2009D0575782'Magnetic disc storage unit for electronic computer'2008D0575780'Magnetic disc storage unit for electronic computer'20087,352,571'Disk array device'20087,120,016'Disk array device'20067,046,470'Data storage system'20066,950,304'Disk array device'2005D0440564'Magnetic disc storage unit for electronic computer'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2011Patents assigned to HITACHI LTD (9)· patent assignee history
2001–2011Based in Minami-ashigara, JP· patent location history
2013Patents assigned to FUJI ELECTRIC CO LTD (2)· patent assignee history
2013Patents assigned to FUJI ELETRIC CO LTD (1)· patent assignee history
2013Based in Kanagawa, JP· patent location history
2015Patents assigned to HUMAN METABOLOME TECHNOLOGIES INC (1)· patent assignee history
2015–2016Based in Yamagata, JP· patent location history
2016Patents assigned to HUMAN METABOLOME TECH INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD92001–2011
FUJI ELECTRIC CO LTD22013
FUJI ELETRIC CO LTD12013
HUMAN METABOLOME TECH INC12016
HUMAN METABOLOME TECHNOLOGIES INC12015
Locations
LocationPatentsSpan
Minami-ashigara, JP92001–2011
Yamagata, JP22015–2016
Kanagawa, JP22013