LexDanaLexDanabeta
Inventor

Yoshitane Watanbe

Inventor
Funabashi, JP

Overview

1→
Patents
1990
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.

C08Bprimary
C08BPolysaccharides50%
D21HPulp compositions50%
PatentTitleYear
4,952,279'Papermaking method'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to NISSAN CHEMICAL IND LTD (1)· patent assignee history
1990Based in Funabashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NISSAN CHEMICAL IND LTD11990
Locations
LocationPatentsSpan
Funabashi, JP11990