Chiba
Japan
1
2019-06-20
Shingo MACHIDA from Chiba, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
ABRASIVE GRAINS, MANUFACTURING METHOD THEREFOR, POLISHING SLURRY CONTAINING SAID ABRASIVE GRAINS, AND POLISHING METHOD USING SAID POLISHING SLURRY
2533223 ⎘