Caiyun Li

Rohm And Haas: 1 patents #87 of 259Top 35%

Overall (2018): #466,416 of 503,207Top 95%

Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9970070	Chrome-free leather retanning	Fengyi Su, Yin Xue	2018-05-15