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Inventor

Kyohei Sakajiri

Inventor
Portland, OR, US

Overview

16→
Patents
2002–2015
Patent span
Physics
Primary field (CPC G)

Patents· 16 as inventor

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

G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices35%
G06FElectric digital data processing30%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
H04LTransmission of digital information, e.g. telegraphic communication13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h109%
PatentTitleYear
9,032,357'Generating guiding patterns for directed self-assembly'20158,713,488'Layout design defect repair based on inverse lithography and traditional optical proximity correction'20148,713,487'Sub-resolution assist feature repair'20148,510,686'Inverse lithography for high transmission attenuated phase shift mask design and creation'20138,302,039'Secure exchange of information in electronic design automation'20128,234,598'Inverse mask design and correction for electronic design'20127,987,434'Calculation system for inverse masks'20117,698,664'Secure exchange of information in electronic design automation'20107,552,416'Calculation system for inverse masks'20097,353,468'Secure exchange of information in electronic design automation'20087,222,312'Secure exchange of information in electronic design automation'20077,181,721'Short edge management in rule based OPC'20076,817,003'Short edge management in rule based OPC'20046,574,784'Short edge management in rule based OPC'20036,455,205'Method and apparatus for determining phase shifts and trim masks for an integrated circuit'20026,335,128'Method and apparatus for determining phase shifts and trim masks for an integrated circuit'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2015Based in Portland, OR, US· patent location history
2004–2013Patents assigned to SAKAJIRI KYOHEI (8)· patent assignee history
2004–2012Patents assigned to GRODD LAURENCE W (6)· patent assignee history
2007–2012Patents assigned to FERGUSON JOHN G (4)· patent assignee history
2007–2012Patents assigned to PIKUS FEDOR G (4)· patent assignee history
2011–2015Patents assigned to MENTOR GRAPHICS CORP (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAKAJIRI KYOHEIself82004–2013
GRODD LAURENCE W62004–2012
MENTOR GRAPHICS CORP52011–2015
FERGUSON JOHN G42007–2012
PIKUS FEDOR G42007–2012
Locations
LocationPatentsSpan
Portland, OR, US162002–2015