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Inventor

Atuhiko Niwa

Inventor
Sakura, JP

Overview

1→
Patents
2005
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C03Cprimary
C03CChemical composition of glasses, glazes or vitreous enamels50%
G02BOptical elements, systems or apparatus50%
PatentTitleYear
6,931,185'Optical fiber, slanted optical fiber grating, band rejection optical filter, gain equalizing optical filter for optical amplifier, and optical amplifier module'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to FUJIKURA LTD (1)· patent assignee history
2005Based in Sakura, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJIKURA LTD12005
Locations
LocationPatentsSpan
Sakura, JP12005