Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128379 | Fluidized bed granulator or fluidized bed/spouted bed granulator | Keishi Sano, Genshi Nishikawa, Kimihito Haruta, Katsunori Yagoh, Masashi Takahashi +3 more | 2024-10-29 |
| 12059851 | Elastic abrasive manufacturing method, elastic abrasive manufacturing device, blasting method, and blasting device | Keiji Mase, Masatoshi Kitagami | 2024-08-13 |
| 12017326 | Powder contact member and method for surface treatment of powder contact member | Keiji Mase, Yusuke Kondo | 2024-06-25 |
| 11660827 | Elastic abrasive manufacturing method, elastic abrasive manufacturing device, blasting method, and blasting device | Keiji Mase, Masatoshi Kitagami | 2023-05-30 |
| 11618127 | Method for surface treatment of DLC coated member | Keiji Mase, Yusuke Kondo | 2023-04-04 |
| 11389929 | Method for surface treatment of workpiece made from hard-brittle material | Keiji Mase, Mizuki Sekizawa | 2022-07-19 |
| 10987778 | Method of forming fine dimples in a hard-brittle material surface | Keiji Mase, Yusuke Kondo | 2021-04-27 |
| 10857695 | Method of surface treatment for ceramic and ceramic article | Keiji Mase, Yusuke Kondo | 2020-12-08 |
| 10765498 | Method for polishing artificial tooth and device for polishing artificial tooth | Keiji Mase, Takahiro Shima | 2020-09-08 |
| 10758968 | Mold surface treatment method and mold treated with said method | Keiji Mase, Yusuke Kondo | 2020-09-01 |
| 10131036 | Method and device for manufacturing elastic abrasive method for blasting the elastic abrasive including method for recycling the elastic abrasive and device for blasting the elastic abrasive including device for recycling the elastic abrasive | Keiji Mase, Yuya Takahashi, Masatoshi Kitagami | 2018-11-20 |
| 9815173 | Method for grinding side portion of stacked hard, brittle material substrate | Keiji Mase | 2017-11-14 |
| 9186775 | Method for producing elastic grinding material, elastic grinding material, and blasting method using said elastic grinding material | Keiji Mase | 2015-11-17 |
| 8845393 | Cutting method by sandblasting | Keiji Mase | 2014-09-30 |
| 8298307 | Process for producing gel-like abrasive material and gel-like abrasive material | Keiji Mase, Hirofumi Nakayama, Changming Zhao, Christian Ruslim | 2012-10-30 |
| 8277277 | Blasting method and blasting machine | Keiji Mase | 2012-10-02 |
| 8049136 | Method for producing metal mask for screen printing | Keiji Mase | 2011-11-01 |
| 7695346 | Abrasive, a method for manufacturing the abrasive, and a method for blast processing with the use of the abrasive | Keiji Mase | 2010-04-13 |
| 7629022 | Method for forming a layer of flaky particles | Keiji Mase | 2009-12-08 |
| 7567873 | Nondestructive inspection method and apparatus for a surface processed by shot peening | Takashi Kojima, Masao Kumagai, Kiyoshi Hoshikawa | 2009-07-28 |
| 7137873 | Grinding method for workpiece, jet guide means and jet regulation means used for the method | Keiji Mase | 2006-11-21 |
| 4751124 | Information recording medium | Takahiro Matsuzawa, Katsuyuki Takeda, Hiromichi Enomoto, Yoshitaka Takahashi | 1988-06-14 |
| 4690744 | Method of ion beam generation and an apparatus based on such method | Masahiko Naoe | 1987-09-01 |