Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11505717 | Nanobubble-containing inorganic oxide fine particle and abrasive containing same | Hiroyasu Nishida, Kazuhiro Nakayama | 2022-11-22 |
| 11492513 | Dispersion liquid of silica particles, polishing composition, and method for producing dispersion liquid of silica particles | Miki Egami, Mitsuaki Kumazawa, Ryo Muraguchi | 2022-11-08 |
| 11267715 | Ceria-based composite fine particle dispersion, production method therefor, and polishing abrasive grain dispersion including ceria-based composite fine particle dispersion | Hiroyasu Nishida, Yuji Tawarazako, Shinya Usuda, Kazuhiro Nakayama | 2022-03-08 |