Inventor

Masao Kamahori

Inventor

Kokubunji, JP

Overview

39→

Patents

1989–2021

Patent span

Physics

Primary field (CPC G)

Patents· 39 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 properties40%

Y10TTechnical subjects covered by former us classification13%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms6%

B01LChemical or physical laboratory apparatus for general use5%

B29CShaping or joining of plastics4%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts4%

B29LIndexing scheme associated with subclass b29c, relating to particular articles4%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%

C03CChemical composition of glasses, glazes or vitreous enamels4%

C09JAdhesives4%

PatentTitleYear

11,007,747Glass/resin composite structure and method for manufacturing same2021 10,828,861Glass/resin composite structure and method for manufacturing same2020 10,466,214Ionization device2019 10,429,363Far-ultraviolet absorbance detection device for liquid chromatography2019 10,018,585Electrolyte concentration measuring apparatus and measuring method using same2018 9,975,308Glass/resin composite structure and method for manufacturing same2018 9,885,683'Ion-selective electrode'2018 9,658,153'Flow cell and liquid analyzer'2017 9,541,531'Detector for liquid chromatography'2017 8,712,701'Potentiometric-sensor chip, potentiometric assay, and assay kit'2014 8,702,933'Potentiometric sensor and analytical element'2014 8,394,247'Anion concentration measuring device and anion concentration measuring element'2013 8,383,396'Apparatus and method for measuring biological material'2013 8,323,468'Ion concentration measuring device and ion concentration measuring element'2012 8,246,810'DNA analysis method and DNA analyzer'2012 8,202,409'Potentiometric sensor and analytical element'2012 8,128,796'Analyzer'2012 7,960,113'DNA analysis method and DNA analyzer'2011 7,888,708'Examination apparatus for biological sample and chemical sample'2011 7,838,226'Deoxyribonucleic acid measuring apparatus and method of measuring deoxyribonucleic acid'2010 7,645,509'Removal method for coating of polymer coated glass capillary tubing and polymer coated glass capillary tubing'2010 7,419,577'Removal method for coating of polymer coated glass capillary tubing and polymer coated glass capillary tubing'2008 7,223,326'Capillary electrophoresis system'2007 7,184,576'Personal authentication system'2007 7,163,822'Apparatus and method for luminometric assay'2007 7,157,050'System and method for detecting biological and chemical material'2007 6,821,446'Removal method for coating of polymer coated glass capillary tubing and polymer coated glass capillary tubing'2004 6,750,018'Method for detecting nucleic acid mutation by detecting chemiluminiscence generated with by-product of complementary strand extension reaction'2004 6,635,164'Capillary electrophoresis system'2003 6,216,538'Particle handling apparatus for handling particles in fluid by acoustic radiation pressure'2001 5,976,338'DNA analyzer'1999 5,783,450'Analytical method and instrument for analysis of liquid sample by liquid chromatography'1998 5,480,614'Micro-reactor device for minute sample analysis'1996 5,458,761'Method for analyzing nucleic acid or protein and apparatus therefor'1995 5,409,586'Method for analyzing nucleic acid or protein and apparatus therefor'1995 5,212,097'Method for analysis of catecholamine'1993 5,093,267'Method for biochemical assay and an analyzer for the method'1992 5,005,434'Autosampler with a means for detecting air bubble in specimen'1991 4,823,168'Flow-through cell for a photometer formed using a pair of cell body members'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2019Patents assigned to HITACHI LTD (29)· patent assignee history

1989–1998Based in Hitachi, JP· patent location history

1993–2001Based in Saitama, JP· patent location history

1995Based in Hatoyama, JP· patent location history

1999–2014Based in Kokubunji, JP· patent location history

2012–2021Patents assigned to HITACHI HIGH TECH CORP (10)· patent assignee history

2012–2014Patents assigned to KAMAHORI MASAO (8)· patent assignee history

2012–2014Patents assigned to ISHIGE YU (7)· patent assignee history

2012–2013Patents assigned to MIYAKE MASAFUMI (2)· patent assignee history

2017–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	29	1989–2019
HITACHI HIGH TECH CORP	10	2012–2021
KAMAHORI MASAOself	8	2012–2014
ISHIGE YU	7	2012–2014
MIYAKE MASAFUMI	2	2012–2013

Locations

Location	Patents	Span
Kokubunji, JP	20	1999–2014
Tokyo, JP	9	2017–2021
Hitachi, JP	4	1989–1998
Saitama, JP	3	1993–2001
Hatoyama, JP	2	1995