WL

Wenyan Liang

BC Beifa Group Co.: 16 patents #13 of 57Top 25%
Overall (All Time): #299,793 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
D690357 Pen 2013-09-24
D682935 Pen 2013-05-21
D679327 Pen 2013-04-02
D679324 Pen 2013-04-02
D679325 Pen 2013-04-02
D672809 Pen Linghua Jiang 2012-12-18
D672808 Pen Linghua Jiang 2012-12-18
D669129 Pen cap 2012-10-16
D667875 Pen 2012-09-25
D662977 Pen 2012-07-03
D659756 Marker 2012-05-15
D654951 Pen 2012-02-28
D651247 Pen 2011-12-27
D651240 Pen 2011-12-27
D651241 Pen 2011-12-27
D648387 Pen 2011-11-08