Inventor

Shuji Iwata

Inventor

Hyogo, JP

Overview

16→

Patents

1984–2006

Patent span

Electricity

Primary field (CPC H)

Patents· 16 as inventor

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

H01Jprimary

H01JElectric discharge tubes or discharge lamps28%

G09GArrangements or circuits for control of indicating devices using static means to present variable information22%

H04NPictorial communication, e.g. television17%

H10KOrganic electric solid-state devices11%

B42DBooks6%

C22CAlloys6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%

G06FElectric digital data processing6%

PatentTitleYear

7,154,454'Spontaneous light emitting display device'2006 7,061,452'Spontaneous light-emitting display device'2006 6,812,651'Spontaneous light emitting display device'2004 6,337,724'Image display system'2002 6,215,537'Liquid crystal display having backscattering polarizer'2001 5,844,358'Light-emitting device having a recessed portion in rear panel thereof'1998 5,406,170'Light emitting device resistant to damage by thermal expansion'1995 5,304,083'Method of forming a light emitting device'1994 5,264,941'Large screen display apparatus utilizing a transparent plate to display an image over an entire surface of a diffusing surface'1993 D0317657'Fluorescent display tube for large screen video matrix array'1991 4,970,430'Fluorescent display apparatus'1990 4,893,056'Fluorescent display apparatus'1990 4,868,351'Input pen data input tablet'1989 4,680,629'Display unit'1987 4,525,943'Movable calender marker'1985 4,431,445'Steel for machine construction having excellent cold forgeability and machinability'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to KOBE STEEL LTD (1)· patent assignee history

1985Patents assigned to IWATA SHUJI (1)· patent assignee history

1985Based in Chofu, JP· patent location history

1987–2006Patents assigned to MITSUBISHI ELECTRIC CORP (13)· patent assignee history

1987–2001Based in Hyogo, JP· patent location history

1990–1998Patents assigned to ISE ELECTRONICS CORP (5)· patent assignee history

1990Based in Nagasaki, JP· patent location history

1991–1993Based in Amagasaki, JP· patent location history

2002–2006Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	13	1987–2006
ISE ELECTRONICS CORP	5	1990–1998
IWATA SHUJIself	1	1985
KOBE STEEL LTD	1	1984

Locations

Location	Patents	Span
Hyogo, JP	7	1987–2001
Tokyo, JP	4	2002–2006
Amagasaki, JP	2	1991–1993
Nagasaki, JP	1	1990
Chofu, JP	1	1985