Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10090159 | Chemical-mechanical polishing compositions comprising one or more polymers selected from the group consisting of N-vinyl-homopolymers and N-vinyl copolymers | Yongqing Lan, Zhenyu Bao, Julian Proelss | 2018-10-02 |
| 9862862 | Chemical-mechanical polishing compositions comprising polyethylene imine | Yongqing Lan, Zhenyu Bao, Julian Proelss | 2018-01-09 |