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Inventor

Rudolf Griebel

Inventor
Siegburg, DE

Overview

2→
Patents
1994–1996
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.

C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers67%
B41MPrinting, duplicating, marking, or copying processes33%
PatentTitleYear
5,496,879'Printing ink'19965,282,894'Use of a liquid containing IR dyes as printing ink'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to BASF AG (1)· patent assignee history
1994–1996Based in Siegburg, DE· patent location history
1996Patents assigned to SIEGWERK DRUCKFARBEN GMBH & CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG11994
SIEGWERK DRUCKFARBEN GMBH & CO11996
Locations
LocationPatentsSpan
Siegburg, DE21994–1996