Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344702 | Polyurethane for polishing layer, polishing layer, and polishing pad | Kiyofumi Kadowaki, Mitsuru Kato, Minori TAKEGOSHI, Shinya Kato | 2025-07-01 |
| 12252634 | Polyurethane for polishing layers, polishing layer and polishing pad | Mitsuru Kato, Shinya Kato | 2025-03-18 |
| 12186855 | Polishing pad, method for manufacturing polishing pad, and polishing method | Mitsuru Kato, Hirofumi Kikuchi, Shinya Kato | 2025-01-07 |
| 12109665 | Modification method of polyurethane, polyurethane, polishing pad, and modification method of polishing pad | Azusa OSHITA, Mitsuru Kato, Minori TAKEGOSHI, 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 | Azusa OSHITA, Minori TAKEGOSHI, Mitsuru Kato, Shinya Kato | 2023-10-17 |
| 11154960 | Polishing pad and polishing method using same | Minori TAKEGOSHI, Mitsuru Kato, Shinya Kato | 2021-10-26 |
| 11053339 | Polyurethane for polishing layer, polishing layer including polyurethane and modification method of the polishing layer, polishing pad, and polishing method | Azusa OSHITA, Minori TAKEGOSHI, Mitsuru Kato, Shinya Kato | 2021-07-06 |
| 10625391 | Non-porous molded article for polishing layer, polishing pad, and polishing method | Kiyofumi Kadowaki, Shinya Kato, Mitsuru Kato, Minori TAKEGOSHI | 2020-04-21 |
| 10328548 | Polishing-layer molded body, and polishing pad | Kiyofumi Kadowaki, Shinya Kato, Mitsuru Kato, Minori TAKEGOSHI | 2019-06-25 |
| 9536752 | Slurry for chemical mechanical polishing and polishing method for substrate using same | Minori TAKEGOSHI, Mitsuru Kato, Shinya Kato | 2017-01-03 |
| 9437446 | Slurry for chemical mechanical polishing and chemical mechanical polishing method | Mitsuru Kato, Shinya Kato | 2016-09-06 |
| 9321142 | Polymer material, foam obtained from same, and polishing pad using those | Shinya Kato, Shunji Kaneda, Hirofumi Kikuchi | 2016-04-26 |
| 8308527 | Metal film polishing pad and method for polishing metal film using the same | Mitsuru Kato, Hirofumi Kikuchi, Shinya Kato | 2012-11-13 |
| 6979701 | Thermoplastic polyurethane foam, process for production thereof and polishing pads made of the foam | Shunji Kaneda | 2005-12-27 |
| 6429243 | Polyester resin composition | Shunro Taniguchi | 2002-08-06 |