;  EP1378591-A1 -- EP1122342-A1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  EP1122342-B1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  JP06305900-A   ;  SU1682416-A1   ;  WO2002013958-A2   ;  EP1715086-A1 -- EP1122342-A1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  FR2796657-A1   THOMSON CSF SA (CSFC)   DEMAZEAU G,  BERDEU B,  COLLADO C,  LARGETEAU A,  GARCIA J C,  GUYAUX J L,  MASSIES J;  US7175704-B2 -- EP1122342-A1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  JP02124729-A   ;  JP06305900-A   ;  JP10114533-A   ;  SU1682416-A1   ;  US5679153-A   CREE RES INC (CCRE)   DMITRIEV V A,  RENDAKOVA S V,  IVANTSOV V A,  CARTER C H;  US6001748-A   SUMITOMO ELECTRIC IND CO (SUME)   TANAKA M,  SOGABE K;  US6013591-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   AHN E S,  NAKAHIRA A,  YING J Y;  US20020059901-A1   ;  US20020069818-A1   ;  US6214108-B1   TOYOTA CHUO KENKYUSHO KK (TOYW);  DENSO CORP (NPDE)   OKAMOTO A,  SUGIYAMA N,  TANI T,  KAMIYA N,  WAKAYAMA H,  FUKUSHIMA Y,  HARA K,  HIROSE F,  ONDA S,  ONODA T,  KURIYAMA H,  HASEGAWA T;  US6217842-B1   NIPPON PILLAR PACKING CO LTD (NPPN)   TANINO K;  US6447600-B1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  WO2002013958-A2   ;  EP1378591-B1 -- EP1122342-A1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  SU1682416-A1   ;  WO2002013958-A2   ;  KR987831-B1 -- JP2000034200-A   TOYOTA CHUO KENKYUSHO KK (TOYW);  DENSO CORP (NPDE)   OKAMOTO A,  SUGIYAMA N,  TANI T,  KAMIYA N,  WAKAYAMA H,  FUKUSHIMA Y,  HARA K,  HIROSE F,  ONDA S,  ONODA T,  KURIYAMA H,  HASEGAWA T;  JP2001158696-A   ;  JP4620940-B2 -- JP06305900-A   ;  JP2000174029-A   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  JP2001158696-A   ;  EP1715086-B1 -- EP1122342-A1   MITSUBISHI MATERIALS SILICON CORP (SMCP)   HURUKAWA J,  SUDOU M,  NAKAI T,  HUJIKAWA T,  MASUI T;  FR2796657-A1   THOMSON CSF SA (CSFC)   DEMAZEAU G,  BERDEU B,  COLLADO C,  LARGETEAU A,  GARCIA J C,  GUYAUX J L,  MASSIES J