Inventor

Katsuya Irie

Inventor

Kawasaki, JP

Overview

1995–2010

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

H01Jprimary

H01JElectric discharge tubes or discharge lamps47%

G09GArrangements or circuits for control of indicating devices using static means to present variable information32%

C09KMaterials for miscellaneous applications, not provided for elsewhere11%

G06FElectric digital data processing5%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%

PatentTitleYear

7,642,991'Method for driving plasma display panel'2010 7,248,234'Image display apparatus having delta arrangement type screen and image conversion method for display'2007 7,211,952'Gas discharge display device with particular filter characteristics'2007 7,126,562'Plasma display panel with constant color temperature or color deviation'2006 7,071,621'Color plasma display panel with pixels of three colors having adjustable light intensities'2006 7,050,075'Data conversion circuit and color image display apparatus'2006 6,909,225'Gas discharge display device'2005 6,897,835'Method providing predetermined display quality of color images regardless of type of input image'2005 6,888,310'Plasma display panel with dielectric layer containing a filler of mica coated with titanium dioxide'2005 6,888,301'Gas-discharge display apparatus having optical filter selectively absorbing light of a wavelength equal to that of the light emission of the discharge gas'2005 6,853,125'Gas discharge display device with particular filter characteristics'2005 6,768,485'Color image display device'2004 5,451,724'Touch panel for detecting a coordinate of an arbitrary position where pressure is applied'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2007Patents assigned to FUJITSU LTD (10)· patent assignee history

1995–2010Based in Kawasaki, JP· patent location history

2006Patents assigned to HITACHI LTD (1)· patent assignee history

2007–2010Patents assigned to HITACHI HPPL (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	10	1995–2007
HITACHI HPPL	2	2007–2010
HITACHI LTD	1	2006

Locations

Location	Patents	Span
Kawasaki, JP	13	1995–2010