Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12109665 | Modification method of polyurethane, polyurethane, polishing pad, and modification method of polishing pad | Mitsuru Kato, Minori TAKEGOSHI, Chihiro Okamoto, Shinya Kato | 2024-10-08 |
| 11787894 | Polyurethane for polishing layer, polishing layer including polyurethane and modification method of the polishing layer, polishing pad, and polishing method | Minori TAKEGOSHI, Mitsuru Kato, Chihiro Okamoto, Shinya Kato | 2023-10-17 |
| 11053339 | Polyurethane for polishing layer, polishing layer including polyurethane and modification method of the polishing layer, polishing pad, and polishing method | Minori TAKEGOSHI, Mitsuru Kato, Chihiro Okamoto, Shinya Kato | 2021-07-06 |