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Inventor

Takamasa Fukushima

Inventor
Tokyo, JP

Overview

2→
Patents
2000–2002
Patent span
Textiles
Primary field (CPC D)

Patents· 2 as inventor

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

D21Cprimary
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials100%
PatentTitleYear
6,432,266'Process for bleaching chemical pulp simultaneously with chlorine dioxide, peroxide and a reaction catalyst'20026,048,437'Process for bleaching chemical pulp with chlorine dioxide, peroxide and Na.sub.2 M.sub.0 O.sub.4 as reaction catalyt'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2002Patents assigned to MITSUBISHI GAS CHEMICAL CO (2)· patent assignee history
2000–2002Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI GAS CHEMICAL CO22000–2002
Locations
LocationPatentsSpan
Tokyo, JP22000–2002