| (84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI
SK TR |
| (30) |
Priority: |
15.06.2004 US 868624
|
| (43) |
Date of publication of application: |
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14.03.2007 Bulletin 2007/11 |
| (73) |
Proprietor: Optitune Oy |
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90570 Oulu (FI) |
|
| (72) |
Inventor: |
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- KÄRKKÄINEN, Ari
FI-90120 Oulu (FI)
|
| (74) |
Representative: Sundman, Patrik Christoffer et al |
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Seppo Laine Oy
Itämerenkatu 3 B 00180 Helsinki 00180 Helsinki (FI) |
| (56) |
References cited: :
EP-A- 0 263 428
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US-A- 5 637 440
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- PATENT ABSTRACTS OF JAPAN vol. 1997, no. 02, 28 February 1997 (1997-02-28) & JP 08
269398 A (SHINAGAWA REFRACT CO LTD), 15 October 1996 (1996-10-15)
- PATENT ABSTRACTS OF JAPAN vol. 010, no. 321 (C-382), 31 October 1986 (1986-10-31)
& JP 61 130382 A (NIPPON SODA CO LTD), 18 June 1986 (1986-06-18)
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