(19)
(11) EP 1 980 403 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
24.11.2010 Bulletin 2010/47

(45) Mention of the grant of the patent:
04.08.2010 Bulletin 2010/31

(21) Application number: 08153096.6

(22) Date of filing: 20.03.2008
(51) International Patent Classification (IPC): 
B41J 2/32(2006.01)
 B41J 11/00(2006.01)

(54)

Heating unit, erasing device, and information erasing and recording apparatus

Heizgerät, Löschvorrichtung und Gerät zum Löschen und Aufzeichnen von Informationen

Unité thermique, dispositif d'effacement, et appareil d'enregistrement et d'effacement d'informations

(84) Designated Contracting States:
AT DE FR GB

(30) Priority: 05.04.2007 JP 2007099383

(43) Date of publication of application:
15.10.2008 Bulletin 2008/42

(73) Proprietors:
  • Ricoh Company, Ltd.
    Tokyo 143-8555 (JP)
  • Wedg Co., Ltd.
    Minamiohtsuka Toshima-ku Tokyo 170-0005 (JP)

(72) Inventors:
  • Sakurai, Hideo
    Shizuoka (JP)
  • Tatewaki, Tadafumi
    Shizuoka (JP)
  • Arai, Satoshi
    Shizuoka (JP)
  • Yoshida, Naoki c/o WEDG Co., Ltd.
    Minamiohtsuka,Toshima-ku Tokyo 170-0005 (JP)

(74) Representative: Schwabe - Sandmair - Marx 
Patentanwälte Stuntzstraße 16
81677 München
81677 München (DE)


(56) References cited: : 
EP-A- 1 516 737
US-A1- 2004 080 604
 US-A1- 2002 080 223
US-A1- 2005 271 441
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).