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Patent applications and USPTO patent grants for Sumiyoshi; Norihiko.The latest application filed is for "polishing brush".
Patent | Date |
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Polishing method, brush-like grinding stone, polishing brush, and linear member aggregate Grant 10,828,744 - Matsushita , et al. November 10, 2 | 2020-11-10 |
Polishing method, brush-like grinding stone, polishing brush, and linear member aggregate Grant 10,751,850 - Matsushita , et al. A | 2020-08-25 |
Polishing brush Grant 10,399,207 - Akashi , et al. Sep | 2019-09-03 |
Polishing brush Grant 10,315,290 - Akashi , et al. | 2019-06-11 |
Polishing brush and polishing method Grant 10,159,331 - Akashi , et al. Dec | 2018-12-25 |
Polishing Brush App 20180304444 - MATSUSHITA; Suguru ;   et al. | 2018-10-25 |
Polishing Method, Brush-like Grinding Stone, Polishing Brush, And Linear Member Aggregate App 20180272495 - MATSUSHITA; Suguru ;   et al. | 2018-09-27 |
Polishing Method, Brush-like Grinding Stone, Polishing Brush, And Linear Member Aggregate App 20180272496 - MATSUSHITA; Suguru ;   et al. | 2018-09-27 |
Polishing method, brush-like grinding stone, polishing brush, and linear member aggregate Grant 10,058,973 - Matsushita , et al. August 28, 2 | 2018-08-28 |
Polishing Brush App 20170312888 - AKASHI; Mitsuhisa ;   et al. | 2017-11-02 |
Polishing Brush App 20170304997 - AKASHI; Mitsuhisa ;   et al. | 2017-10-26 |
Polishing Method, Brush-like Grinding Stone, Polishing Brush, And Linear Member Aggregate App 20160214228 - MATSUSHITA; Suguru ;   et al. | 2016-07-28 |
Polishing Brush And Polishing Method App 20160128461 - AKASHI; Mitsuhisa ;   et al. | 2016-05-12 |
Method of producing brush-like grind stone, the brush-like grind stone, and brush for grind machine App 20050153642 - Matsushita, Suguru ;   et al. | 2005-07-14 |
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