Inventor

Kisuke Osawa

Inventor

Yokohama, JP

Overview

2→

Patents

1976–1981

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.

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%

C07CAcyclic or carbocyclic compounds13%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium13%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments13%

D06PDyeing or printing textiles13%

Y10TTechnical subjects covered by former us classification13%

PatentTitleYear

4,260,179'Color-developing sheet for pressure-sensitive recording sheets'1981 3,963,429'Coloring of organic materials with asymmetric thioindigoid compounds'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to MITSUI TOATSU CHEMICALS (2)· patent assignee history

1976–1981Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUI TOATSU CHEMICALS	2	1976–1981

Locations

Location	Patents	Span
Yokohama, JP	2	1976–1981