KN

Keng-Hao Nien

NC Nien Made Enterprise Co.: 4 patents #1 of 5Top 20%
Overall (2018): #41,481 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10107032 Control mechanism for raising and lowering window covering Lin Chen 2018-10-23
10036196 Automatic closing structure for slats of sash Lin Chen 2018-07-31
9988838 TDBU window covering with carriage structure Lin Chen 2018-06-05
9890586 Sunshade structure De-Jun Zhang 2018-02-13