Bing Wang

TCTung Yu O.A. Co.: 2 patents #1 of 1Top 100%

Zhengzhou, CA: #1 of 2 inventorsTop 50%

Overall (2002): #72,281 of 266,432Top 30%

2 Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6488336	Backrest adjustment device	—	2002-12-03
6419320	Base manipulation device for office chair	—	2002-07-16