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Inventor

Keiichiro Kagawa

Inventor
Ikoma, JP

Overview

9→
Patents
2005–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television31%
A61FFilters implantable into blood vessels15%
A61NElectrotherapy15%
B23KSoldering or unsoldering8%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light8%
H04BTransmission8%
H04JMultiplex communication8%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation8%
PatentTitleYear
9,681,072'Solid-state image pickup device with averaging of signals from individual pixels'20177,923,674'Solid-state image sensor having a voltage applier and signal readout method thereof'20117,916,199'Photo detection device'20117,728,893'Imaging device and method for reading signals from such device'20107,715,723'Information-processing system using free-space optical communication and free-space optical communication system'20107,337,008'Visual restoration aiding device'20087,308,315'Vision regeneration assisting apparatus'20077,191,010'Built-in-eye eyesight stimulating apparatus'20076,943,318'Welding tip for arc welding and arc welding apparatus'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to DAIDO STEEL CO LTD (1)· patent assignee history
2005Based in Aichi, JP· patent location history
2007–2008Patents assigned to NIDEK KK (3)· patent assignee history
2007Based in Nara, JP· patent location history
2008–2011Based in Ikoma, JP· patent location history
2010–2011Patents assigned to NAT UNIV CORP NARA INST (3)· patent assignee history
2010Patents assigned to JAPAN SCIENCE & TECH AGENCY (2)· patent assignee history
2011Patents assigned to INST OF SCIENCE AND TECHNOLOGY SANYO ELECTRIC CO LTD (1)· patent assignee history
2011Based in Osaka, JP· patent location history
2017Based in Hamamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAT UNIV CORP NARA INST32010–2011
NIDEK KK32007–2008
JAPAN SCIENCE & TECH AGENCY22010
DAIDO STEEL CO LTD12005
INST OF SCIENCE AND TECHNOLOGY SANYO ELECTRIC CO LTD12011
Locations
LocationPatentsSpan
Ikoma, JP42008–2011
Nara, JP22007
Hamamatsu, JP12017
Osaka, JP12011
Aichi, JP12005