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Inventor

Shuji Naito

Inventor
Ina, JP

Overview

8→
Patents
1999–2014
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus26%
Y10TTechnical subjects covered by former us classification22%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
B07CPostal sorting4%
B29DProducing particular articles from plastics or from substances in a plastic state4%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
C04BLime, magnesia4%
C08JWorking-up4%
C08LCompositions of macromolecular compounds4%
PatentTitleYear
8,778,483'Optical article and method for producing the same'20148,647,736'Optical article and method for producing the same'20148,153,248'Plastic lens and method of producing plastic lens'20127,981,506'Plastic lens and method of manufacturing a plastic lens'20117,854,508'Plastic lens and manufacturing method of plastic lens'20107,782,537'Optical article and process for producing optical article'20106,002,993'Apparatus for monitoring wall surface'19995,911,327'Method of automatically discriminating and separating scraps containing copper from iron scraps'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to NIPPON STEEL CORP (2)· patent assignee history
1999Based in Futtsu, JP· patent location history
2010–2012Patents assigned to SEIKO EPSON CORP (4)· patent assignee history
2010–2012Based in Minowa-machi, JP· patent location history
2010–2011Based in Nagano, JP· patent location history
2012–2014Patents assigned to NAITO SHUJI (3)· patent assignee history
2014Patents assigned to HOYA LENS MFG PHILIPPINES INC (2)· patent assignee history
2014Patents assigned to SUGIHARA YOSUKE (2)· patent assignee history
2014Based in Ina, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO EPSON CORP42010–2012
NAITO SHUJIself32012–2014
HOYA LENS MFG PHILIPPINES INC22014
NIPPON STEEL CORP21999
SUGIHARA YOSUKE22014
Locations
LocationPatentsSpan
Ina, JP22014
Minowa-machi, JP22010–2012
Nagano, JP22010–2011
Futtsu, JP21999