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Inventor

Takanobu Shiroishi

Inventor
Wakayama, JP

Overview

4→
Patents
1994–1997
Patent span
Textiles
Primary field (CPC D)

Patents· 4 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 materials44%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management44%
C11CFatty acids from fats, oils or waxes11%
PatentTitleYear
5,695,603'Deinking agent with polyoxyalkylene group consisting of specific block and random arrangement units and method for reclaiming waste paper using same'19975,302,243'Deinking method'19945,288,369'Deinking method and deinking composition'19945,282,928'Deinking composition'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1997Patents assigned to KAO CORP (4)· patent assignee history
1994–1997Based in Wakayama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAO CORP41994–1997
Locations
LocationPatentsSpan
Wakayama, JP41994–1997