Heikki Karttunen

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Jyvaskyla, FI

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Patents Grantslast 30 patents

Information Patent Grant
Grooved forming roll
- Patent number 7,491,160
- Issue date Feb 17, 2009
- Metso Paper, Inc.
- Juhani Vestola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll for a paper or board machine
- Patent number 6,682,632
- Issue date Jan 27, 2004
- Metso Paper, Inc.
- Osmo Nikulainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll for a paper or board machine
- Patent number 6,402,896
- Issue date Jun 11, 2002
- Metso Paper, Inc.
- Osmo Nikulainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Seal construction for a suction roll in a paper machine
- Patent number 5,975,532
- Issue date Nov 2, 1999
- Valmet Corporation
- Heikki Karttunen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Grooved forming roll
- Publication number 20050176566
- Publication date Aug 11, 2005
- Juhani Vestola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Roll for a paper or board machine
- Publication number 20030008757
- Publication date Jan 9, 2003
- Metso Paper, Inc.
- Osmo Nikulainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE