Inventor

Ikumi Itsumi

Inventor

Osaka, JP

Overview

10→

Patents

2011–2017

Patent span

Physics

Primary field (CPC G)

Patents· 10 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 therein50%

G09GArrangements or circuits for control of indicating devices using static means to present variable information44%

G02BOptical elements, systems or apparatus6%

PatentTitleYear

9,818,348'Liquid crystal display device'2017 9,046,728'Liquid crystal display device'2015 9,019,186'Liquid crystal display device'2015 8,885,131'Liquid crystal display device'2014 8,749,727'Liquid crystal display device'2014 8,552,953'Display device'2013 8,456,583'Liquid crystal display device'2013 8,363,175'Active matrix substrate, liquid crystal panel, liquid crystal display unit, liquid crystal display device, television receiver, and method of manufacturing liquid crystal panel'2013 8,319,906'Active matrix substrate, liquid crystal panel, liquid crystal display unit, liquid crystal display device, television receiver, active matrix substrate manufacturing method, and liquid crystal panel manufacturing method'2012 8,045,073'Liquid crystal display device having spacer provided in red pixel(s)'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2017Patents assigned to SHARP KK (10)· patent assignee history

2011–2013Based in Kuwana, JP· patent location history

2012–2017Patents assigned to ITSUMI IKUMI (9)· patent assignee history

2012–2017Based in Osaka, JP· patent location history

2013–2017Patents assigned to KITAYAMA MASAE (7)· patent assignee history

2013–2017Patents assigned to SHIMOSHIKIRYOH FUMIKAZU (7)· patent assignee history

2014–2017Patents assigned to HIRATA MITSUAKI (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARP KK	10	2011–2017
ITSUMI IKUMIself	9	2012–2017
KITAYAMA MASAE	7	2013–2017
SHIMOSHIKIRYOH FUMIKAZU	7	2013–2017
HIRATA MITSUAKI	5	2014–2017

Locations

Location	Patents	Span
Osaka, JP	8	2012–2017
Kuwana, JP	2	2011–2013