| Number | Name | Date | Kind |
|---|---|---|---|
| 2166798 | Cote | Jul 1939 | A |
| 4760320 | Tsugita | Jul 1988 | A |
| 4883281 | Waterman | Nov 1989 | A |
| D380274 | Stamets | Jun 1997 | S |
| 5782041 | Filipescu | Jul 1998 | A |
| 5974744 | Guilbeault | Nov 1999 | A |
| 6102611 | Roller | Aug 2000 | A |
| 6242070 | Gillispie et al. | Jun 2001 | B1 |
| 20010047975 | Lazas et al. | Dec 2001 | A1 |
| 20010049909 | Homolka et al. | Dec 2001 | A1 |
| 20020150710 | Russo | Oct 2002 | A1 |
| 20040149671 | Krueger et al. | Aug 2004 | A1 |
| Number | Date | Country |
|---|---|---|
| 4002957 | Aug 1992 | DE |
| 0571082 | Nov 1993 | EP |
| 1295993 | Mar 2003 | EP |
| 2779162 | Dec 1999 | FR |
| 1564195 | Apr 1980 | GB |
| 2209041 | Apr 1989 | GB |
| 2321688 | Aug 1998 | GB |