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Inventor

Takehiko Kubota

Inventor
Suwa, JP

Overview

46→
Patents
1992–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 46 as inventor

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

H10Kprimary
H10KOrganic electric solid-state devices20%
H05BElectric heating13%
H10DInorganic electric semiconductor devices13%
G09GArrangements or circuits for control of indicating devices using static means to present variable information8%
H01LSemiconductor devices7%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%
B66BElevators4%
G02BOptical elements, systems or apparatus4%
H10HInorganic light-emitting semiconductor devices having potential barriers4%
B41JTypewriters3%
PatentTitleYear
11,117,406Tape printing device and cartridge set202111,117,404Tape printing device202110,553,157Electro-optical device and electronic apparatus202010,065,832Elevator control apparatus20189,917,145'Light-emitting device and electronic apparatus'20189,721,506'Electro-optical device and electronic apparatus'20179,666,133'Electro-optical device and electronic apparatus'20179,379,172'Light-emitting device and electronic apparatus'20169,361,830'Electro-optical device and electronic apparatus'20169,250,373'Electronic apparatus'20169,164,601'Electro-optical device and electronic apparatus'20159,070,649'Light-emitting device and electronic apparatus'20159,066,388'Light-emitting device and electronic apparatus'20159,030,390'Electro-optical device and electronic apparatus'20158,937,316'Light-emitting device and electronic apparatus having a power line with a notch portion'20158,895,990'Light-emitting device and electronic apparatus having a power line with a notch portion'20148,823,900'Illumination device and electrooptic apparatus'20148,785,948'Light-emitting device and electronic apparatus'20148,772,789'Light-emitting device and electronic apparatus'20148,708,520'Illumination device and electronic apparatus'20148,704,234'Light-emitting device and electronic apparatus having a power source line that overlaps a capacitor element'20148,692,259'Light-emitting device and electronic apparatus'20148,602,600'Light emitting device and electronic device'20138,552,653'Electro-optical device, electronic apparatus, and method of driving electro-optical device'20138,487,313'Emissive device and electronic apparatus'20138,395,724'Display device with illuminator connecting with relay, method for manufacturing display device, and electronic apparatus'20138,379,062'Electro-optical device and electronic apparatus'20138,373,737'Optical head and electronic device'20138,335,041'Head mounted display'20128,198,636'Light-emitting device and electronic apparatus'20128,167,094'Elevator apparatus'20128,159,420'Electro-optical device and electronic apparatus'20127,902,755'Light-emitting device and electronic apparatus'20117,872,264'Light-emitting device and electronic apparatus'20117,855,387'Light-emitting device and electronic apparatus'20107,839,083'Light emitting device and electronic apparatus'20107,839,081'Emissive device and electronic apparatus having light transmitting portions of light shielding layer being smaller than partition opening'20107,808,690'Electro optical device and electronic apparatus'20107,679,284'Light emitting device and electronic apparatus'20107,633,480'Electro-optical device, driving circuit of electro-optical device, and electronic apparatus'20097,619,693'Liquid crystal display device'20097,491,975'Light-emitting device, method for making the same, and electronic apparatus'20097,323,720'Light-emitting device, image forming apparatus, and electronic apparatus with an integrated circuit mounted on a substrate'20086,223,860'Control device for elevator'20015,243,154'Apparatus for controlling a hydraulic elevator'19935,174,416'Linear induction motor for elevator'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2018Patents assigned to MITSUBISHI ELECTRIC CORP (5)· patent assignee history
1992–1993Based in Inazawa, JP· patent location history
2001–2012Based in Tokyo, JP· patent location history
2008–2021Patents assigned to SEIKO EPSON CORP (39)· patent assignee history
2008–2018Based in Suwa, JP· patent location history
2009–2021Based in Matsumoto, JP· patent location history
2012–2016Patents assigned to KUBOTA TAKEHIKO (18)· patent assignee history
2012–2015Patents assigned to KANDA EIJI (6)· patent assignee history
2012–2015Patents assigned to NOZAWA RYOICHI (6)· patent assignee history
2021Based in Nagano, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO EPSON CORP392008–2021
KUBOTA TAKEHIKOself182012–2016
KANDA EIJI62012–2015
NOZAWA RYOICHI62012–2015
MITSUBISHI ELECTRIC CORP51992–2018
Locations
LocationPatentsSpan
Suwa, JP252008–2018
Matsumoto, JP152009–2021
Tokyo, JP22001–2012
Inazawa, JP21992–1993
Nagano, JP12021