LexDanaLexDanabeta
Inventor

Tran Van Thien

Inventor
Harlow, GB

Overview

2→
Patents
1991–1995
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G03Cprimary
G03CPhotosensitive materials for photographic purposes67%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments33%
PatentTitleYear
5,380,635'Dihydroperimidine squarylium dyes as antihalation and acutance materials for photographic and photothermographic articles'19954,981,775'Photothermographic elements'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1995Patents assigned to MINNESOTA MINING & MFG (2)· patent assignee history
1991–1995Based in Harlow, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MINNESOTA MINING & MFG21991–1995
Locations
LocationPatentsSpan
Harlow, GB21991–1995