| Type | Equivalent | Publication No. | Date | Type | JP3461571B | Global Dossier
| 27.10.2003 | B2 | JPH0772220 | 17.03.1995 | A | Priority number | Date | DE4318422 | 03.06.1993 | Type | Equivalent | Publication No. | Date | Type | EP0628832 | Global Dossier
| 05.12.2001 | B1 | EP0628832 | 05.11.1997 | A3 | EP0628832 | 14.12.1994 | A2 | Priority number | Date | DE4318422 | 03.06.1993 | Type | Equivalent | Publication No. | Date | Type | DE4318422 | 08.12.1994 | A1 | Priority number | Date | DE4318422 | 03.06.1993 | Type | Equivalent | Publication No. | Date | Type | DE59409987D1 | 17.01.2002 | D1 | Priority number | Date | DE4318422 | 03.06.1993 | Type | Equivalent | Publication No. | Date | Type | US5491699 | 13.02.1996 | A | Priority number | Date | DE4318422 | 03.06.1993 |