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Inventor

Shunji Kamiya

Inventor
Inagi, JP

Overview

2→
Patents
1980–2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Lprimary
C08LCompositions of macromolecular compounds40%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
G02BOptical elements, systems or apparatus20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
6,663,953'Fresnel lens base sheet'20034,199,490'Block copolymer latex composition'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2003Patents assigned to ASAHI CHEMICAL IND (2)· patent assignee history
1980Based in Yokohama, JP· patent location history
2003Patents assigned to DAINIPPON PRINTING CO LTD (1)· patent assignee history
2003Based in Inagi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASAHI CHEMICAL IND21980–2003
DAINIPPON PRINTING CO LTD12003
Locations
LocationPatentsSpan
Inagi, JP12003
Yokohama, JP11980