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Lasse Raisanen
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Oulu, FI
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Patents Grants
last 30 patents
Information
Patent Grant
Dielectric cellular electret film and procedure for its manufacture
Patent number
6,852,402
Issue date
Feb 8, 2005
Emfitech Oy
Kari Kirjavainen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Stringed musical instrument transducer and method for forming a str...
Patent number
6,242,683
Issue date
Jun 5, 2001
EMF Acoustics Oy Ltd.
Heikki Räisänen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Stringed musical instrument transducer and procedure for its fabric...
Patent number
6,078,006
Issue date
Jun 20, 2000
EMF Acoustics Oy Ltd.
Heikki Raisanen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
Dielectric cellular electret film and procedure for its manufacture
Publication number
20010024712
Publication date
Sep 27, 2001
KARI KIRJAVAINEN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SELF-ADHESIVE FILM AND PROCEDURE FOR ITS MANUFACTURE
Publication number
20010010861
Publication date
Aug 2, 2001
KARI KIRJAVAINEN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL