(19)
(11) EP 1 860 213 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:
27.08.2014 Bulletin 2014/35

(45) Mention of the grant of the patent:
30.04.2014 Bulletin 2014/18

(21) Application number: 06728999.1

(22) Date of filing: 13.03.2006
(51) International Patent Classification (IPC): 
C30B 9/00(2006.01)
C30B 15/32(2006.01)
C30B 29/40(2006.01)
 C30B 15/00(2006.01)
C30B 17/00(2006.01)
(86) International application number:
PCT/JP2006/304934
(87) International publication number:
WO 2006/098288 (21.09.2006 Gazette 2006/38)

(54)

METHOD FOR PRODUCING GROUP III NITRIDE CRYSTAL

VERFAHREN ZUR HERSTELLUNG VON GRUPPE-III-NITRIDKRISTALL

PROCEDE DE PRODUCTION D'UN CRISTAL DE NITRURE DU GROUPE III

(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 14.03.2005 JP 2005070833
14.03.2005 JP 2005070859
14.03.2005 JP 2005070889
10.03.2006 JP 2006066574

(43) Date of publication of application:
28.11.2007 Bulletin 2007/48

(73) Proprietor: Ricoh Company, Ltd.
Tokyo 143-8555 (JP)

(72) Inventors:
  • IWATA, Hirokazu
    Sendai-shi, Miyagi, 9813122 (JP)
  • SARAYAMA, Seiji
    Sendai-shi, Miyagi, 9811105 (JP)
  • FUKUDA, Minoru
    Yokohama-shi, Kanagawa, 2240015 (JP)
  • TAKAHASHI, Tetsuya
    Osaki-shi, Osaka, 5320004 (JP)
  • TAKAHASHI, Akira
    Kawasaki-shi, Kanagawa, 2110037 (JP)

(74) Representative: Duckworth, Timothy John et al
J A Kemp 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)


(56) References cited: : 
EP-A2- 1 439 572
JP-A- 2004 168 650
JP-A- 2004 224 600
JP-A- 2004 533 391
US-A1- 2004 031 437
 JP-A- 2003 286 098
JP-A- 2004 189 549
JP-A- 2004 244 307
JP-A- 2006 008 416
   
       
    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).