SS

Sandra Shen

SC Shanghai Hengyuan Macromolecular Materials Co.: 3 patents #1 of 1Top 100%
Overall (2021): #64,438 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11185846 Ambient humidity control article 2021-11-30
11007477 Composition for controlling ambient humidity 2021-05-18
10926216 Composition for controlling ambient humidity 2021-02-23