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Inventor

Kotaro Kurokawa

Inventor
Kanagawa, JP

Overview

22→
Patents
2001–2019
Patent span
Physics
Primary field (CPC G)

Patents· 22 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer36%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables21%
Y10TTechnical subjects covered by former us classification15%
G03GElectrography6%
H04NPictorial communication, e.g. television6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
C23CCoating metallic material3%
PatentTitleYear
10,339,967Reproducing apparatus and reproducing method20199,919,884'Sheet conveying device and image reading apparatus'20189,758,336'Sheet conveying apparatus'20179,667,819'Image reading apparatus having first and second sensors for reading images'20179,580,262'Sheet conveying device'20179,555,987'Sheet conveyer and image reading apparatus'20179,327,927'Sheet conveying device and image reading apparatus'20169,311,953'Recording layer, information recording medium, and target'20168,695,964'Sheet conveying device'20148,678,377'Sheet conveying device'20148,564,857'Image reading apparatus'20138,502,999'Image forming apparatus'20138,470,429'Optical recording medium'20138,465,822'Optical recording medium'20138,372,501'Optical information recording medium'20138,216,655'Optical information recording medium'20126,999,396'Initialization method of optical recording medium'20066,956,809'Multilayer phase-change type optical disc capable of recording and reproducing information at high transfer rate'20056,928,651'Initialization method of optical recording medium'20056,574,180'Multilayer optical disk and method of initializing the same'20036,511,788'Multi-layered optical disc'20036,221,455'Multi-layer optical disc and recording/reproducing apparatus'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2019Patents assigned to SONY CORP (12)· patent assignee history
2001–2019Based in Kanagawa, JP· patent location history
2012–2014Patents assigned to KUROKAWA KOTARO (8)· patent assignee history
2013–2018Patents assigned to BROTHER IND LTD (10)· patent assignee history
2013Patents assigned to TAKAGAWA SHIGEKI (2)· patent assignee history
2013–2018Based in Ichinomiya, JP· patent location history
2013–2014Based in Aichi, JP· patent location history
2014Patents assigned to HAMAGUCHI MASANORI (1)· patent assignee history
2017Based in Gifu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP122001–2019
BROTHER IND LTD102013–2018
KUROKAWA KOTAROself82012–2014
TAKAGAWA SHIGEKI22013
HAMAGUCHI MASANORI12014
Locations
LocationPatentsSpan
Kanagawa, JP122001–2019
Ichinomiya, JP62013–2018
Gifu, JP22017
Aichi, JP22013–2014