Sung-Tsun Tsai

📍 Changhua City, TW: #8 of 72 inventorsTop 15%

Overall (2002): #11,895 of 266,432Top 5%

Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
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