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Inventor

Ryoichi Tukahara

Inventor
Mobara, JP

Overview

6→
Patents
1981–1985
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 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%
C09KMaterials for miscellaneous applications, not provided for elsewhere50%
PatentTitleYear
4,555,355'Composition for liquid crystal color display'19854,536,320'Nematic liquid crystalline composition'19854,473,486'Composition for liquid crystal color display elements'19844,459,218'Composition for liquid crystal color display'19844,360,447'Composition for liquid crystal color display elements'19824,304,683'Composition for liquid crystal color display element'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1985Patents assigned to MITSUI TOATSU CHEMICALS (6)· patent assignee history
1981–1984Based in Ohmuta, JP· patent location history
1984–1985Based in Mobara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI TOATSU CHEMICALS61981–1985
Locations
LocationPatentsSpan
Mobara, JP31984–1985
Ohmuta, JP31981–1984