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Inventor

Itaru Kawabata

Inventor
Kashiba, JP

Overview

22→
Patents
1988–2015
Patent span
Physics
Primary field (CPC G)

Patents· 22 as inventor

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

G03Gprimary
G03GElectrography39%
H10BElectronic memory devices22%
G11CStatic stores17%
H01LSemiconductor devices8%
H01TSpark gaps6%
H10DInorganic electric semiconductor devices3%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
9,202,816'Nonvolatile semiconductor memory having a word line bent towards a select gate line side'20158,994,180'Nonvolatile semiconductor memory having a word line bent towards a select gate line side'20158,786,096'Nonvolatile semiconductor memory having a word line bent towards a select gate line side'20148,497,582'Nonvolatile semiconductor memory having a word line bent towards a select gate line side'20138,169,824'Semiconductor device including contact plug having an elliptical sectional shape'20127,671,475'Nonvolatile semiconductor memory having a word line bent towards a select gate line side'20107,361,933'Semiconductor device'20087,176,080'Method of fabricating semiconductor device'20076,226,490'Toner replenishing apparatus and image forming apparatus equipped with same'20016,167,227'Developing unit and image forming apparatus'20006,070,035'Image forming apparatus having developer supply device'20005,842,089'Development apparatus for developing electrostatic latent image held by holder by using nonmagnetic one component developer'19985,619,312'Developing device with developer-supplying mechanism'19975,412,213'Charger for performing a corona discharge'19955,367,366'Corona charger for image forming apparatus providing uniform surface charge of a recording medium'19945,333,037'Image-quality stabilizer for an electrophotographic apparatus'19944,970,557'Electrophotographic apparatus controlling image quality according to condition of deterioration'19904,962,408'Device for removing defective developer agent from a developing unit of an image formation apparatus'19904,958,197'Cleaning blade with a surface active antistatic agent'19904,935,777'Method of stabilizing surface potential of photoreceptor for electrophotography'19904,827,306'Discharging apparatus and method for use in a copying machine'19894,771,318'Copying machine with multiple transport function'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2001Patents assigned to SHARP KK (14)· patent assignee history
1988–1990Based in Kashiwara, JP· patent location history
1990Based in Osaka, JP· patent location history
1994–2001Based in Kashiba, JP· patent location history
2007–2015Patents assigned to TOSHIBA KK (8)· patent assignee history
2008Based in Yokkaichi, JP· patent location history
2010–2015Based in Yokohama, JP· patent location history
2012–2013Patents assigned to KAWABATA ITARU (2)· patent assignee history
2012Patents assigned to ENDO MASATO (1)· patent assignee history
2012Patents assigned to FUTATSUYAMA TAKUYA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK141988–2001
TOSHIBA KK82007–2015
KAWABATA ITARUself22012–2013
ENDO MASATO12012
FUTATSUYAMA TAKUYA12012
Locations
LocationPatentsSpan
Kashiba, JP81994–2001
Yokohama, JP62010–2015
Kashiwara, JP41988–1990
Osaka, JP21990
Yokkaichi, JP12008