| Number | Name | Date | Kind |
|---|---|---|---|
| 1606219 | Havens | Nov 1926 | A |
| 4399498 | Bacevius | Aug 1983 | A |
| 4533982 | Kozar | Aug 1985 | A |
| 4654764 | Hsiao | Mar 1987 | A |
| D324110 | Yuen | Feb 1992 | S |
| 5101333 | Glassford | Mar 1992 | A |
| 5448463 | Leen | Sep 1995 | A |
| D376865 | Chan | Dec 1996 | S |
| D378434 | Petterson et al. | Mar 1997 | S |
| D404839 | Petterson et al. | Jan 1999 | S |
| D410557 | Petterson et al. | Jun 1999 | S |
| 5993022 | Neyer et al. | Nov 1999 | A |
| 6012827 | Caplan et al. | Jan 2000 | A |
| D428175 | Lynch et al. | Jul 2000 | S |
| 6176592 | Kovacik et al. | Jan 2001 | B1 |
| 6457841 | Lynch et al. | Oct 2002 | B1 |
| D467375 | Lynch et al. | Dec 2002 | S |
| 6575587 | Cramer et al. | Jun 2003 | B2 |
| 6585400 | Leen | Jul 2003 | B2 |
| D496483 | Christianson | Sep 2004 | S |
| 6802623 | Hsu et al. | Oct 2004 | B1 |
| 6905223 | Halasz | Jun 2005 | B2 |
| 6913370 | Ping | Jul 2005 | B2 |
| 7011423 | Chen | Mar 2006 | B2 |
| 7040783 | Christianson | May 2006 | B1 |
| 7063435 | Dallas | Jun 2006 | B2 |
| 7111965 | Hsu | Sep 2006 | B2 |
| 7172310 | Hsu | Feb 2007 | B2 |
| 7175318 | Booty, Jr. | Feb 2007 | B2 |
| D541965 | Shiu | May 2007 | S |
| D542450 | Shiu | May 2007 | S |
| 7222996 | Lin | May 2007 | B2 |
| D554783 | Shiu | Nov 2007 | S |
| 7318657 | Booty, Jr. | Jan 2008 | B2 |
| 7347596 | Ishikawa | Mar 2008 | B2 |
| 7357540 | Booty, Jr. | Apr 2008 | B2 |
| 7390105 | Nelson et al. | Jun 2008 | B2 |
| 7410272 | Halasz | Aug 2008 | B2 |
| 7481554 | Anderson et al. | Jan 2009 | B2 |
| 7513662 | Parker et al. | Apr 2009 | B2 |
| 7540623 | Petzl et al. | Jun 2009 | B2 |
| 7572024 | Ko et al. | Aug 2009 | B2 |
| D605795 | Baker et al. | Dec 2009 | S |
| D612967 | Gan et al. | Mar 2010 | S |
| 7850329 | Henry et al. | Dec 2010 | B2 |
| 8025420 | Henry et al. | Sep 2011 | B2 |
| 20070076410 | Halasz | Apr 2007 | A1 |
| 20080055888 | Sharrah et al. | Mar 2008 | A1 |
| 20090122562 | Lee | May 2009 | A1 |
| 20090154161 | Parker et al. | Jun 2009 | A1 |
| Number | Date | Country |
|---|---|---|
| 1645417 | Jul 2005 | CN |
| Entry |
|---|
| International Search Report from corresponding PCT/US2009/042830 dated Jul. 7, 2009. |
| English Translation of Office Action dated Jul. 12, 2010 from corresponding Chinese Application No. 200810215919.7. |
| European Search Report dated Apr. 26, 2011 from corresponding EP 09743456.7. |