Inventor

Kotaro Nakamura

Inventor

Minami-ashigara, JP

Overview

1977–2021

Patent span

Physics

Primary field (CPC G)

Patents· 83 as inventor

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

G03Cprimary

G03CPhotosensitive materials for photographic purposes27%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

Y10TTechnical subjects covered by former us classification7%

C07DHeterocyclic compounds6%

G06FElectric digital data processing5%

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%

H04MTelephonic communication4%

H02JElectric power networks3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

C09KMaterials for miscellaneous applications, not provided for elsewhere2%

PatentTitleYear

11,066,563Radiation curable ink2021 10,828,988Collected current monitoring device2020 10,707,809Ground fault detection device2020 10,603,096Treatment-energy applying structure and medical treatment device2020 10,520,967Power converter with a boost unit including at least two boost chopper circuits connected in parallel2019 10,459,317Structure, electronic device including the same, and method of manufacturing structure2019 10,377,240Collected-current monitoring device2019 10,356,502Electronic device2019 10,343,526Collected-current monitoring device2019 10,341,474Mobile device2019 10,314,636Treatment apparatus and method for controlling the same2019 10,320,327Power storage power conditioner2019 10,225,943Structure, electronic device including the same, and method of manufacturing structure2019 10,056,678Antenna structure and method for manufacturing the same, and electronic device2018 10,040,293Liquid container, liquid container unit, and liquid ejecting apparatus2018 9,994,032Liquid container, liquid container unit, and liquid ejecting apparatus2018 9,989,795Liquid crystal display2018 9,937,001Therapeutic treatment apparatus2018 9,918,153'Mobile terminal'2018 9,910,520'Electronic device'2018 9,866,969'Handheld device'2018 9,840,084'Liquid ejecting apparatus'2017 9,489,021'Insertion and extraction structure with inclined surfaces of card-shaped component and electronic apparatus including the same'2016 8,902,620'Power conditioner'2014 8,570,781'Power conditioner'2013 8,542,504'Control circuit, power conditioner including the control circuit, and photovoltaic system'2013 7,865,353'Translation device, image processing device, translation method, and recording medium'2011 7,844,893'Document editing method, document editing device, and storage medium'2010 7,783,472'Document translation method and document translation device'2010 7,729,540'Translation device, translation program, and translation method'2010 7,469,063'Apparatus, method and storage medium storing program for recognizing characters'2008 7,235,891'Power system having generator driven by engine'2007 7,045,991'Maximum power follow-up control apparatus'2006 6,807,072'Electric power conversion device with push-pull circuitry'2004 6,691,114'Geographical information distribution system, geographical information distribution method, geographical information distribution server, and user service providing server'2004 5,780,388'Heat sensitive recording material'1998 5,236,800'Heat-developable light-sensitive copying material comprising microcapsules having substantially no solvent'1993 5,198,321'Image forming method'1993 5,104,767'Image forming method'1992 5,089,371'Heat development type diazo copying material containing a light insensitive intermediate layer provided between the support and the photosensitive layer'1992 4,903,834'Package for thermosensitive recording materials'1990 4,715,108'Machine tool capable of changing worn cutting tools, such as small diameter drills, with new ones'1987 4,696,893'Color photographic material containing certain combinations of cyan and magenta couplers'1987 4,695,530'Method for forming image using silver halide color photographic light-sensitive material'1987 4,668,611'Color photographic light-sensitive material'1987 4,584,266'Color photographic light-sensitive material'1986 4,556,630'Color photographic light-sensitive material'1985 4,465,762'Method for color developing color photographic silver halide light-sensitive material'1984 4,413,054'Silver halide color photosensitive materials'1983 4,385,111'Color photographic sensitive materials'1983 4,366,233'Blix process for silver halide color photographic materials'1982 4,351,897'Color photographic light-sensitive material'1982 4,346,165'Process for improving light fastness of color images'1982 4,343,886'Method for stabilizing dye images in color photographic sensitive materials using a ligand as a dye image stabilizer precursor in combination with metal ions'1982 4,301,223'Method of stabilizing organic substrate materials to light'1981 4,273,864'Color photographic light-sensitive materials'1981 4,271,252'Method of stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized'1981 4,271,253'Method for stabilizing organic substrate materials including photographic dye images to light and photographic material so stabilized'1981 4,269,926'Stabilization of organic substrate materials including photographic dye images against the action of light'1981 4,268,605'Stabilization of organic substrate materials including photographic dye images against the action of light'1981 4,266,020'Color photographic light-sensitive material'1981 4,264,720'Color photographic light-sensitive material'1981 4,256,817'Method of stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized'1981 4,254,195'Stabilization of organic substrate materials including photographic dye images against the action of light'1981 4,248,949'Method for stabilizing organic substrate materials including photographic dye images against the action of light and a photographic material so stabilized'1981 4,246,330'Stabilization of organic substrate materials including photographic dye images against the action of light'1981 4,246,329'Method for improving the light fastness of organic substrate materials including photographic dye images'1981 4,245,018'Method for stabilizing organic substrate materials including photographic dye images to light and a color diffusion transfer material'1981 4,243,747'Color photographic light-sensitive material'1981 4,242,431'Method for stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized'1980 4,242,430'Method for stabilizing organic substrate materials including photographic dye images against light'1980 4,241,155'Method for stabilizing organic substrates including photographic dye images against light'1980 4,237,217'Silver halide emulsion containing two-equivalent magenta coupler'1980 4,220,470'Silver halide material containing photographic magenta coupler'1980 4,220,711'Silver halide color photographic light-sensitive element'1980 4,217,410'Silver halide color photographic light-sensitive materials with phosphate solvent'1980 4,120,723'Color photographic light-sensitive element'1978 4,105,656'Process for preparing 3-N-monosubstituted amino-4-substituted-5-pyrazolones'1978 4,076,533'Silver halide emulsion containing two-equivalent coupler'1978 4,046,573'Color photographic materials'1977 4,040,835'Two-equivalent magenta couplers with amido coupling-off groups'1977 4,040,836'Silver halide emulsion containing two-equivalent coupler'1977 4,032,346'Silver halide emulsion containing two-equivalent magenta coupler'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1998Patents assigned to FUJI PHOTO FILM CO LTD (47)· patent assignee history

1977–1983Based in Minami-ashigara, JP· patent location history

1978–1987Based in Kanagawa, JP· patent location history

1990–1998Based in Shizuoka, JP· patent location history

2004–2020Patents assigned to OMRON TATEISI ELECTRONICS CO (7)· patent assignee history

2008–2011Patents assigned to FUJI XEROX CO LTD (5)· patent assignee history

2008–2011Based in Minato-ku, JP· patent location history

2016–2019Patents assigned to KYOCERA CORP (10)· patent assignee history

2016–2019Based in Daito, JP· patent location history

2018–2020Patents assigned to OLYMPUS CORP (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO FILM CO LTD	47	1977–1998
KYOCERA CORP	10	2016–2019
OMRON TATEISI ELECTRONICS CO	7	2004–2020
FUJI XEROX CO LTD	5	2008–2011
OLYMPUS CORP	3	2018–2020

Locations

Location	Patents	Span
Minami-ashigara, JP	34	1977–1983
Daito, JP	8	2016–2019
Kanagawa, JP	7	1978–1987
Shizuoka, JP	6	1990–1998
Minato-ku, JP	5	2008–2011