Einar Gotaas

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Oslo, NO

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Patents Grantslast 30 patents

Information Patent Grant
Optical testing for genuineness of bank notes and similar paper bills
- Patent number 5,367,577
- Issue date Nov 22, 1994
- Datalab Oy
- Einar Gotaas
- G07 - CHECKING-DEVICES
Information Patent Grant
Method and a means for recognizing a coin
- Patent number 5,236,074
- Issue date Aug 17, 1993
- Datalab Oy
- Einar Gotaas
- G07 - CHECKING-DEVICES
Information Patent Grant
Sensor for verification of genuineness of security paper
- Patent number 5,122,754
- Issue date Jun 16, 1992
- Inter Marketing OY
- Einar Gotaas
- G07 - CHECKING-DEVICES