Heikki Ahonen

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Ritvala, FI

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Patents Grantslast 30 patents

Information Patent Grant
Surface treatment method in particular for improving barrier and pr...
- Patent number 6,645,335
- Issue date Nov 11, 2003
- IDI-Head Oy
- Bernhard Dettling
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Apparatus and method for grinding webs made of fiber material
- Patent number 6,497,793
- Issue date Dec 24, 2002
- IDI-Head Oy
- Heikki Ahonen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating fibrous webs
- Patent number 6,468,133
- Issue date Oct 22, 2002
- IDI-Head Oy
- Bernhard Dettling
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of coating cellulosic and lignocellulosic webs
- Patent number 6,413,591
- Issue date Jul 2, 2002
- ISI-HEAD Oy
- Bernhard Dettling
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE