Terho Harju

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Lohja as., FI

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for driving an electroluminescence matrix display
- Patent number 5,451,978
- Issue date Sep 19, 1995
- Planar International Oy Ltd.
- Terho Harju
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pulse generation circuit for row selection pulses and method for ge...
- Patent number 5,294,919
- Issue date Mar 15, 1994
- Planar International Oy
- Terho Harju
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for the transmission of control signals to the row drive cir...
- Patent number 4,929,870
- Issue date May 29, 1990
- Terho Harju
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS