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Inventor

Nobuaki Kawamura

Inventor
Osaka, JP

Overview

3→
Patents
1994–1996
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments75%
D06PDyeing or printing textiles25%
PatentTitleYear
5,536,277'Reactive dye composition and a method for dyeing or printing of fiber materials using the same'19965,437,688'Granular reactive dye composition and production process thereof'19955,356,441'Reactive dye composition and method for dyeing or printing fiber materials using the same'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1996Patents assigned to SUMITOMO CHEMICAL CO (3)· patent assignee history
1994Based in Toyonaka, JP· patent location history
1995Based in Takarazuka, JP· patent location history
1996Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO31994–1996
Locations
LocationPatentsSpan
Osaka, JP11996
Takarazuka, JP11995
Toyonaka, JP11994