Inventor

Masaya Kojima

Inventor

Mito, JP

Overview

1991–2020

Patent span

Physics

Primary field (CPC G)

Patents· 36 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties37%

Y10TTechnical subjects covered by former us classification12%

G11BInformation storage based on relative movement between record carrier and transducer9%

H02JElectric power networks7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%

H04LTransmission of digital information, e.g. telegraphic communication4%

H04WWireless communication networks4%

PatentTitleYear

10,566,796Control method of power generation system, power generation system, and power generation apparatus2020 10,541,437Fuel cell system, control method of fuel cell system, and fuel cell control apparatus2020 10,411,476Power conversion apparatus, power conversion method, and power conversion system2019 9,979,228Energy management apparatus and method of controlling the same2018 9,965,485Information processing apparatus, information processing method, and non-transitory computer readable medium2018 9,923,357'Power supply system, distributed power source system, management apparatus, and power supply control method'2018 8,897,123'Radio communication terminal, base station, radio communication method and radio communication system'2014 8,246,806'Multi-capillary array electrophoresis device'2012 8,145,226'Wireless communication method, wireless communication system and base station'2012 8,142,635'Capillary array'2012 8,043,493'Multi-capillary array electrophoresis device'2011 7,785,458'Capillary array'2010 7,662,269'Capillary electrophoretic instrument and capillary array assembly'2010 7,601,252'Multi-capillary electrophoresis apparatus'2009 7,540,949'Capillary array electrophoresis apparatus and method of separating and analyzing specimen'2009 7,459,068'Multi-capillary electrophoresis apparatus'2008 7,316,770'Method of electrophoresis, electrophoresis apparatus and capillary array'2008 7,250,096'Capillary electrophoresis apparatus and method'2007 7,250,098'Multi-capillary array electrophoresis device'2007 7,217,352'Capillary electrophoresis device'2007 7,081,191'Capillary electrophoresis device'2006 7,054,004'Capillary array and capillary array photodetector'2006 7,014,746'Capillary electrophoretic instrument and capillary array assembly'2006 7,005,053'Multi-capillary electrophoresis apparatus'2006 7,005,052'Capillary array'2006 6,936,152'Capillary array electrophoresis apparatus and method of separating and analyzing specimen'2005 6,660,148'Electrophoretic method and electrophoretic instrument therefor'2003 6,572,752'Capillary electrophoretic instrument and capillary array assembly'2003 D0373315'Spectro photometer'1996 5,518,804'Magnetic recording medium'1996 5,455,093'Flexible magnetic disk and process for preparing the same'1995 5,384,175'Magnetic recording disc comprising a non-magnetic underlayer and a magnetic layer comprising ferromagnetic particles and a binder'1995 5,358,777'Magnetic recording medium comprising an underlayer of non magnetic powder and binder resin and a magnetic layer with a specified Young\'s modulus'1994 5,276,499'Spectrophotometer'1994 5,051,287'Magnetic disk having a magnetic layer comprising a binder and ferromagnetic particles of specified crystallite size and surface area and in which the mechanical loss tangent, tan delta, is within a specified range'1991 5,041,727'Spectrophotometer with near infrared radiation sensor having an improved sensitivity'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2012Patents assigned to HITACHI LTD (17)· patent assignee history

1991–1996Patents assigned to FUJI PHOTO FILM CO LTD (5)· patent assignee history

1991–2014Based in Kanagawa, JP· patent location history

1994–2012Based in Mito, JP· patent location history

2006–2009Patents assigned to HITACHI HIGH TECH CORP (5)· patent assignee history

2008Based in Ibaragi, JP· patent location history

2012–2020Patents assigned to KYOCERA CORP (7)· patent assignee history

2012–2014Patents assigned to KOJIMA MASAYA (4)· patent assignee history

2012–2018Based in Yokohama, JP· patent location history

2018–2020Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	17	1991–2012
KYOCERA CORP	7	2012–2020
FUJI PHOTO FILM CO LTD	5	1991–1996
HITACHI HIGH TECH CORP	5	2006–2009
KOJIMA MASAYAself	4	2012–2014

Locations

Location	Patents	Span
Mito, JP	21	1994–2012
Kanagawa, JP	6	1991–2014
Kawasaki, JP	5	2018–2020
Yokohama, JP	2	2012–2018
Ibaragi, JP	1	2008