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Inventor

Takayoshi Ishigami

Inventor
Tokyo, JP

Overview

1→
Patents
2004
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.

C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments50%
C09DCoating compositions, e.g. paints, varnishes or lacquers50%
PatentTitleYear
6,692,559'Pigment yellow 74 and printing ink composition'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to TOYO INK MFG COMPANY (1)· patent assignee history
2004Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYO INK MFG COMPANY12004
Locations
LocationPatentsSpan
Tokyo, JP12004