Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11059997 | Polishing composition | Yukihiro Iwasaki, Hiroyasu Nishida, Yuji Tawarazako, Kazuhiro Nakayama | 2021-07-13 |
| 10920120 | Ceria composite particle dispersion, method for producing same, and polishing abrasive grain dispersion comprising ceria composite particle dispersion | Yuji Tawarazako, Shinya Usuda, Kazuhiro Nakayama, Shota Kawakami | 2021-02-16 |