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Inventor

Kiyotaka Takematus

Inventor
Tokyo, JP

Overview

3→
Patents
1999–2002
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus100%
PatentTitleYear
6,340,404'Optical functional materials and process for producing the same'20026,064,524'Optical functional materials and process for producing the same'20005,909,314'Optical functional materials and process for producing the same'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2002Patents assigned to DAINIPPON PRINTING CO LTD (3)· patent assignee history
1999–2002Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAINIPPON PRINTING CO LTD31999–2002
Locations
LocationPatentsSpan
Tokyo, JP31999–2002