ST

Sung-Tsun Tsai

📍 Changhua City, TW: #107 of 984 inventorsTop 15%
Overall (All Time): #879,167 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6789847 Reclining chair — 2004-09-14
D463172 Office chair — 2002-09-24
D461347 Office chair — 2002-08-13
D460644 Chair arm — 2002-07-23
6402232 Chair with adjustable backrest and footrest — 2002-06-11
D448583 Office chair — 2001-10-02