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Inventor

Seppo Rantanen

Inventor
Merimasku, FI

Overview

3→
Patents
1989–1996
Patent span
Textiles
Primary field (CPC D)

Patents· 3 as inventor

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

D21Fprimary
D21FPaper-making machines67%
B03DFlotation33%
PatentTitleYear
5,535,527'Method and arrangement in a multi-cylinder dryer of a paper machine'19965,039,400'Flotation machine'19914,882,011'Device for generating negative pressure inside a mantle of a revolving roll'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to VALMET PAPER MACHINERY INC (1)· patent assignee history
1989–1996Based in Merimasku, FI· patent location history
1991Patents assigned to OUTOKUMPU OY (1)· patent assignee history
1991Based in Outokumpu, FI· patent location history
1996Patents assigned to VALMET CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OUTOKUMPU OY11991
VALMET CORP11996
VALMET PAPER MACHINERY INC11989
Locations
LocationPatentsSpan
Merimasku, FI21989–1996
Outokumpu, FI11991