| Number | Date | Country | Kind |
|---|---|---|---|
| 30-2015-0009131 | Feb 2015 | KR | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 4622532 | Kluessendorf | Nov 1986 | A |
| D308854 | Fuhrmann | Jun 1990 | S |
| D317909 | Fujioka | Jul 1991 | S |
| D325568 | Murata | Apr 1992 | S |
| D390834 | Dizon | Feb 1998 | S |
| D402275 | Korhonen | Dec 1998 | S |
| D425493 | Cutright | May 2000 | S |
| 6533064 | Kim | Mar 2003 | B1 |
| D570284 | Yoshida | Jun 2008 | S |
| D606033 | Sonntag | Dec 2009 | S |
| 8492651 | Schindler | Jul 2013 | B2 |
| 8575497 | Hultgreen | Nov 2013 | B2 |
| D702198 | Gretz | Apr 2014 | S |
| D730305 | Brunn | May 2015 | S |
| D753074 | Kliegle | Apr 2016 | S |
| 9386720 | Yang | Jul 2016 | B2 |
| 20070295692 | Muench | Dec 2007 | A1 |
| 20140062636 | Yang | Mar 2014 | A1 |
| 20140111938 | Hung | Apr 2014 | A1 |
| 20140138146 | Li | May 2014 | A1 |
| 20150091419 | Joist | Apr 2015 | A1 |
| 20150127060 | Eidelman | May 2015 | A1 |
| 20160183400 | Pan | Jun 2016 | A1 |
| 20170047154 | Liu | Feb 2017 | A1 |