| Number | Date | Country | Kind |
|---|---|---|---|
| 001702598 | Apr 2010 | EM | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
| 5984875 | Brune | Nov 1999 | A |
| 6099482 | Brune et al. | Aug 2000 | A |
| 6694161 | Mehrotra | Feb 2004 | B2 |
| 20010001176 | Caja Lopez et al. | May 2001 | A1 |
| 20020010390 | Guice et al. | Jan 2002 | A1 |
| 20020156356 | Mehrotra | Oct 2002 | A1 |
| 20040133131 | Kuhn et al. | Jul 2004 | A1 |
| 20040155782 | Letkomiller et al. | Aug 2004 | A1 |
| 20080236500 | Hodges et al. | Oct 2008 | A1 |
| 20090009332 | Nunez et al. | Jan 2009 | A1 |
| 20090243857 | Sunagawa et al. | Oct 2009 | A1 |
| 20100312483 | Peyser et al. | Dec 2010 | A1 |
| 20110130970 | Goode et al. | Jun 2011 | A1 |
| 20110184651 | Weng et al. | Jul 2011 | A1 |
| 20110190580 | Bennett et al. | Aug 2011 | A1 |
| Number | Date | Country |
|---|---|---|
| 19901124 | Jul 2000 | DE |
| 2455700 | Jun 2009 | GB |
| 1008514 | Sep 1999 | NL |
| 9305648 | Apr 1993 | WO |
| 0113712 | Mar 2001 | WO |
| 0117340 | Mar 2001 | WO |
| 0234038 | May 2002 | WO |
| 03071868 | Sep 2003 | WO |
| 2004066720 | Aug 2004 | WO |
| 2005104930 | Nov 2005 | WO |
| 2006023878 | Mar 2006 | WO |
| 2006046057 | May 2006 | WO |