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Inventor

Takeyuki Ashida

Inventor
Nara, JP

Overview

7→
Patents
1999–2020
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein58%
G02BOptical elements, systems or apparatus17%
H01LSemiconductor devices8%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%
PatentTitleYear
10,564,468Liquid crystal display device20209,502,613'Method for manufacturing liquid crystal display device'20168,749,740'Liquid crystal display device'20147,019,803'Color liquid crystal display panel'20066,661,487'Laminated optical film, method for producing the same film and liquid-crystal display device using the same film'20036,122,026'LCD comprising an angle between diffusing-direction and slow-axis of retarder'20005,995,180'Liquid crystal display device having high brightness and high contrast'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2020Patents assigned to SHARP KK (7)· patent assignee history
1999–2006Based in Nara, JP· patent location history
2003Patents assigned to NITTO DENKO CORP (1)· patent assignee history
2014Patents assigned to ASHIDA TAKEYUKI (1)· patent assignee history
2014Patents assigned to SUGIHARA YASUHIKO (1)· patent assignee history
2014–2016Based in Osaka, JP· patent location history
2020Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK71999–2020
ASHIDA TAKEYUKIself12014
NITTO DENKO CORP12003
SUGIHARA YASUHIKO12014
Locations
LocationPatentsSpan
Nara, JP41999–2006
Osaka, JP22014–2016
Sakai, JP12020