Number | Date | Country | Kind |
---|---|---|---|
30-2018-0050987 | Nov 2018 | KR | national |
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3316040 | McGann | Apr 1967 | A |
3780972 | Brodersen | Dec 1973 | A |
4213592 | Lingenfelser | Jul 1980 | A |
4540370 | Hebert | Sep 1985 | A |
5076193 | Keim | Dec 1991 | A |
5344112 | Peterson | Sep 1994 | A |
5409833 | Hu | Apr 1995 | A |
6059245 | Hermansen | May 2000 | A |
6889947 | Alberts | May 2005 | B2 |
7650948 | Rousseau | Jan 2010 | B2 |
D747177 | McGinty | Jan 2016 | S |
D823548 | Seymour | Jul 2018 | S |
20200330806 | Choi | Oct 2020 | A1 |