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Inventor

Ken Sakakibara

Inventor
Tokyo, JP

Overview

15→
Patents
1999–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 15 as inventor

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

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
H01LSemiconductor devices14%
H10KOrganic electric solid-state devices14%
C08LCompositions of macromolecular compounds6%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
C07CAcyclic or carbocyclic compounds4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
H01BCables4%
PatentTitleYear
10,654,967Polymer compound and light-emitting element using same202010,336,860Polymer compound and light emitting device using the same20199,758,688'Composition for forming conductive film'20179,601,696'Electroluminescent composition and electric device with high brightness'20179,520,569'Aryl compounds for application in a highly polar solvent'20169,455,408'Layered structure, polymer, electroluminescent device, and photoelectric conversion device'20169,306,169'Electronic device, polymer compound, organic compound, and method of producing polymer compound'20169,306,170'Electronic device and polymer compound'20168,719,364'System, method and program for network management using saved history information'20147,899,902'Distributed system control method and information processing apparatus'20117,116,284'Control apparatus of virtual common space using communication line'20067,111,045'Image distribution system, and image distribution method and program therefor'20066,816,611'Image processing method, facial region extraction method, and apparatus therefor'20046,476,728'Power consumption management apparatus and method'20025,957,545'Fluid holding vehicle reservoir for preventing leakage of fluid'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Kariya, JP· patent location history
2002–2011Patents assigned to CANON KK (5)· patent assignee history
2002–2014Based in Tokyo, JP· patent location history
2014–2017Patents assigned to SAKAKIBARA KEN (5)· patent assignee history
2016–2020Patents assigned to SUMITOMO CHEMICAL CO (8)· patent assignee history
2016–2017Patents assigned to ISHIKAWA RUI (4)· patent assignee history
2016–2017Patents assigned to TANAKA MASANOBU (4)· patent assignee history
2016–2020Based in Tsukuba, JP· patent location history
2016Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO82016–2020
CANON KK52002–2011
SAKAKIBARA KENself52014–2017
ISHIKAWA RUI42016–2017
TANAKA MASANOBU42016–2017
Locations
LocationPatentsSpan
Tokyo, JP62002–2014
Tsukuba, JP52016–2020
Ibaraki, JP32016
Kariya, JP11999