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Inventor

Masahiro Kouchi

Inventor
Nara, JP

Overview

2→
Patents
2002–2006
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.

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds50%
D21HPulp compositions50%
PatentTitleYear
7,008,508'Composition for increasing wet strength of paper including water-soluble blocked urethane prepolymers'20066,488,813'Blocked urethane prepolymers as paper wet strength agent'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2006Patents assigned to DAI ICHI KOGYO SEIYAKU CO LTD (2)· patent assignee history
2002Based in Ikoma, JP· patent location history
2006Based in Nara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAI ICHI KOGYO SEIYAKU CO LTD22002–2006
Locations
LocationPatentsSpan
Nara, JP12006
Ikoma, JP12002