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Inventor

Morihiro Kamiyama

Inventor
Ibaraki, JP

Overview

5→
Patents
1982–1995
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C07Dprimary
C07DHeterocyclic compounds40%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments30%
G11BInformation storage based on relative movement between record carrier and transducer20%
D06PDyeing or printing textiles10%
PatentTitleYear
RE035044'Cyanine compounds'19955,087,704'Cyanine compounds'19925,055,589'Indolenine derivative'19915,008,401'Cyanine compounds'19914,322,214'Dyeing method'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1995Patents assigned to ASAHI CHEMICAL CO (5)· patent assignee history
1982Based in Ibaragi, JP· patent location history
1991–1995Based in Ibaraki, JP· patent location history
1991Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASAHI CHEMICAL CO51982–1995
Locations
LocationPatentsSpan
Ibaraki, JP31991–1995
Osaka, JP11991
Ibaragi, JP11982